Montgomery County, OH — Planting Guide
June in the garden — Montgomery County, Ohio
Welcome to June in Zone 6b. These are the moves that will have the biggest impact on your growing season.
-
Start basil, peppers, and pole beans indoors
Starting these indoors now means sturdy transplants ready the moment your soil warms up.
-
Harvest basil, carrots, and cucumber as they ripen
If you can't use it all right away, check the food-preservation section of your planner.
July will be here before you know it — start on
- First harvests: basil, carrots, and cucumber
Montgomery County is in USDA Zone 6b. The average last spring frost is April 19 and the first fall frost is October 21, giving you a growing season of approximately 185 days.
At an elevation of 633 ft, Montgomery County receives approximately 39.7 in of rainfall annually. Summer highs average 88°F with winter lows around 21°F. The predominant soil type is Silt Loam.
Based on 31 years of NOAA climate station data, the last frost date here varies by 34 days year to year — ranging from April 5 in warm years to May 9 in cold years. The growing season is trending shorter by about 3.68 days per decade. Montgomery County scores 61/100 (Good) on the Microclimate Index.
🌡️ Zone
6b (-5°F to 0°F min)
❄️ Last Frost
April 19
🍂 First Frost
October 21
📅 Growing Season
185 days
⛰️ Elevation
633 ft
🌧️ Annual Rainfall
39.7 in
Monthly Watering Calendar for Montgomery County
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
For new gardeners: Most vegetables want about 1 inch of water per week. Montgomery County gets 40" a year — months that hit that 1"/week need zero supplemental watering; months that fall short, the table tells you how much to add. Saves you from drowning roots and from drought-stressing plants into bolting.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 1.4 in | 8 days | — | None |
| Feb | 1.5 in | 7 days | — | None |
| Mar | 2.6 in | 9 days | 1.7 in | High |
| Apr | 3.6 in | 9 days | 0.7 in | Moderate |
| May | 5 in | 10 days | — | Low |
| Jun | 4.9 in | 11 days | — | Low |
| Jul | 4.9 in | 8 days | — | Low |
| Aug | 4 in | 9 days | 0.3 in | Low |
| Sep | 3.5 in | 7 days | 0.8 in | Moderate |
| Oct | 3.1 in | 8 days | 1.2 in | Moderate |
| Nov | 2.8 in | 8 days | — | None |
| Dec | 2.4 in | 7 days | — | None |
Annual total: 39.7 in. Water needs vary by crop — tomatoes need ~1.2"/week while herbs like rosemary need only 0.3"/week. Check individual plant pages for crop-specific water budgets that factor in your county's rainfall and soil drainage.
Montgomery County Soil Profile
Soil Type
Silt Loam
Soil pH
5.7-7.1
Drainage
Well Drained
Frost Risk Probability
Based on 31 years of NOAA weather station data from 3 stations
Beginners: Plant frost-sensitive crops (tomatoes, peppers, squash) after the "Safe" date on the left. Harvest or cover them before the "Protect by" date on the right. Hardy crops (lettuce, peas, kale) can go in the yellow transition zones.
How to read this table: "Conservative" means you're safe from frost 9 out of 10 years — best for beginners and frost-sensitive crops. "Average year" is the typical date. "Aggressive" means only 1 in 10 years is that warm — experienced gardeners with frost protection can try these dates.
| Planting Strategy | Last Spring Frost | First Fall Frost | Frost-Free Days |
|---|---|---|---|
| Conservative (safest) | May 9 | Nov 3 | 178 days |
| Cautious | Apr 26 | Oct 27 | 184 days |
| Average year | Apr 19 | Oct 21 | 185 days |
| Optimistic | Apr 11 | Oct 16 | 188 days |
| Aggressive (risky) | Apr 5 | Oct 6 | 184 days |
Not very — frost dates can vary by ±34 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.
Yes — growing seasons are getting shorter here (about 3.7 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.
Gardening Difficulty Score
Montgomery County offers good growing conditions. A little planning around frost dates goes a long way.
Local Gardening Help in Montgomery County
Free expert help is closer than you think. Your county's cooperative extension office connects you with trained gardeners, soil testing labs, and local programs — all specific to Montgomery County's climate and soil.
County Extension Office
Montgomery County Ohio State University Extension Extension Office
Phone: 614-292-6181
Visit Extension Office Website →
Extension offices are run by land-grant universities and funded by the USDA. Their advice is free, research-based, and tailored to your county's specific conditions.
Master Gardener Program
Free gardening help from trained volunteers
Master Gardeners are community volunteers who complete 40–60 hours of university horticultural training. They answer gardening questions, diagnose plant problems, and offer workshops — all free.
Many extension offices run a Master Gardener hotline where you can call or email with photos of plant problems for free diagnosis.
Soil Testing
Available through your extension office
Before amending your soil, get it tested. Your extension office offers soil testing (typically $10–$25) that tells you exact pH, nutrient levels, and amendment recommendations specific to what you want to grow.
Services Available in Montgomery County
Finding local nurseries & garden centers in Montgomery County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Montgomery County's soil and climate that big-box stores can't. Plants from local growers are typically hardier because they're already acclimated to your zone.
How to Find Them
Search for "nurseries near Montgomery County OH" or "garden center Montgomery County" on Google Maps. Also check with your extension office — they often maintain lists of reputable local nurseries and plant sales.
Community gardens & gardening groups
Community gardens are a great way to learn from experienced gardeners in your area, especially if you're limited on space. Search "community garden Montgomery County OH" or check your extension office and local parks department. Facebook groups like "Montgomery County Gardeners" or "Ohio Gardening" are also excellent for local advice and plant swaps.
What to Plant After Your Harvest
After your first crops finish, use the remaining frost-free days to grow a second round.
Show 6 more succession options
Sunlight & Day Length in Montgomery County
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
Why it matters: Day length is the trigger that tells lettuce, spinach, and cilantro to bolt. In Montgomery County, knowing when that day-length threshold arrives helps you plant a final round in time to harvest before it bolts.
Longest Day
14.8 hours
Summer solstice daylight
Shortest Day
9.2 hours
Winter solstice daylight
Peak Sun Hours
9.3 hr/day peak (summer)
Peak sun hours (green dashed line below) account for cloud cover — this is the usable direct sunlight your garden actually receives. Most vegetables need 6+ peak sun hours.
Onion tip: Your long summer days (14+ hours) support long-day onion varieties like Walla Walla, Sweet Spanish, and Ailsa Craig.
View detailed monthly data
| Month | Daylight Hours | Peak Sun Hours | Day Length |
|---|---|---|---|
| January | 9.5 hr | 3.6 hr | Short day |
| February | 10.5 hr | 4.7 hr | Short day |
| March | 11.7 hr | 5.4 hr | Short day |
| April | 13.1 hr | 7 hr | Neutral |
| May | 14.2 hr | 8.1 hr | Long day |
| June | 14.8 hr | 9.2 hr | Long day |
| July | 14.6 hr | 9.3 hr | Long day |
| August | 13.6 hr | 8.3 hr | Neutral |
| September | 12.2 hr | 7.3 hr | Neutral |
| October | 10.9 hr | 5.5 hr | Short day |
| November | 9.8 hr | 3.9 hr | Short day |
| December | 9.2 hr | 3.7 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Montgomery County
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
The practical takeaway: Soil temperature is a leading indicator. A black plastic mulch can warm soil 5-10°F faster than bare ground — meaningful in Montgomery County's spring if you're trying to plant tomatoes earlier.
Plant Warm Crops When
Soil reaches 60°F+
Soil warm enough from May through Oct.
Best Month to Compost
Jun
Microbial activity peaks when soil is warm.
Active Composting
7 months
Solid season. Piles go dormant in winter.
View detailed monthly data
| Month | Soil 4" Deep | Soil 8" Deep | Compost Activity | Time to Finish |
|---|---|---|---|---|
| Jan | 29°F | 39°F | ❄️ Dormant | ~36 weeks |
| Feb | 30°F | 39°F | ❄️ Dormant | ~36 weeks |
| Mar | 39°F | 43°F | ❄️ Dormant | ~36 weeks |
| Apr | 51°F | 50°F | ♻️ Active | ~14 weeks |
| May | 64°F | 59°F | ♻️ Active | ~14 weeks |
| Jun | 74°F | 70°F | 🔥 Peak | ~8 weeks |
| Jul | 83°F | 75°F | 🔥 Peak | ~8 weeks |
| Aug | 82°F | 78°F | 🔥 Peak | ~8 weeks |
| Sep | 76°F | 73°F | 🔥 Peak | ~8 weeks |
| Oct | 64°F | 66°F | ♻️ Active | ~14 weeks |
| Nov | 50°F | 56°F | 🐢 Slow | ~24 weeks |
| Dec | 39°F | 44°F | ❄️ Dormant | ~36 weeks |
Highlighted rows = soil 60°F+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.
Pest & Disease Pressure in Montgomery County
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
For new gardeners: Warm humid regions cycle through pest generations 3-5x faster than cold dry regions. Montgomery County's pest score is your early-warning system: high score means commit to disease-resistant varieties and accept some crop loss to bugs.
Insect Pest Pressure
Moderate — common pests appear but manageable with monitoring.
Disease Risk
Moderate — watch for mildew and blight during wet periods.
Seasonal Risk
View 6 common pests in your area
| Pest | Risk Level | Peak Months |
|---|---|---|
| Aphids | Moderate | Apr, May, Jun, Jul, Aug, Sep |
| Japanese beetles | High | Jun, Jul, Aug |
| Squash vine borers | Moderate | Jun, Jul |
| Tomato hornworms | Moderate | Jun, Jul, Aug |
| Cucumber beetles | Low | May, Jun, Jul |
| Stink bugs | Low | Jun, Jul, Aug, Sep |
Organic pest management tips
- Use row covers on susceptible crops during peak pest months
- Apply neem oil preventatively every 7-14 days during active pest season
- Interplant with strong-scented herbs (basil, marigold) to confuse pests
- Hand-pick larger pests (beetles, caterpillars) in early morning when they're sluggish
- Practice crop rotation — never plant the same family in the same spot within 3 years
Cover Crops for Montgomery County
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
Why it matters: Why not just leave bare soil? Weed seeds, erosion, nutrient leaching, and crust formation. A cover crop solves all of these for the cost of seeds and one mowing.
Spring Cover Crops (3 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Apr 25 | Aug 26 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Sorghum-sudan grass | Apr 19 | Aug 12 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Mar 19 | Aug 12 | ✓ Yes | Living mulch, fixes nitrogen, permanent ground cover |
Summer Cover Crops (1 options) — Fill gaps and suppress weeds between plantings
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Sunflowers | May 18 | Sep 30 | — | Deep roots break compaction, attract pollinators and beneficial insects |
Fall Cover Crops (7 options) — Plant after harvest to protect soil over winter
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Austrian winter peas | Aug 25 | Apr 5 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Aug 9 | Apr 5 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Sep 4 | Apr 5 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Jul 30 | Mar 29 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Sep 15 | Apr 5 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Jul 12 | Mar 29 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Jul 15 | Mar 29 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Montgomery County
For new gardeners: Wind shapes the garden you don't think about: bee paths, evaporation, structural stress on tomato cages. Montgomery County's 9.3 mph background level is a baseline you should know before placing the tallest crops (sunflowers, pole beans, sweet corn).
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 11 mph Summer: 9 mph
Fall: 9 mph Winter: 13 mph
Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.
Windbreak Benefit
4.8/10
Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.
Frost Pocket Risk
Low
Relatively flat terrain (201 ft range). Frost pocket risk is minimal — garden placement is flexible.
Rainwater Harvesting in Montgomery County
How much water you can collect, when to collect it, and what size system you need for your garden.
Why this matters: A gravity-fed rain barrel ($75) is the easy entry. A larger cistern ($500-1500) covers a whole growing season. Montgomery County's 40" annual rainfall determines whether the larger system is overkill or essential.
Annual Collection
19,786 gal
Per 1,000 sq ft of roof area (at 80% collection efficiency)
Recommended Setup
6 rain barrels (55 gal each)
For a typical 500 sq ft garden. Serious collectors: consider a 1,750 gal tank.
Legal Status
Unrestricted
Rainwater harvesting is fully legal in your state with no restrictions.
Best Collection Months
May, Jun, Jul, Aug
Highest rainfall months — your barrels will fill up quickly during these months.
Months to Draw From Storage
Jan, Feb, Dec
Dry months when you'll rely on stored water — size your storage for this gap.
Rainwater collection tips for your area
- Your county receives approximately 39.7 inches of rain per year
- A 1,000 sq ft roof can collect roughly 19,786 gallons annually
- Rainwater harvesting is fully legal in your state
- Stock up on stored water before your dry season (Jan, Feb, Dec)
- Use a first-flush diverter to keep roof debris out of your collection
Soil & Growing Conditions in Montgomery County
Soil Type
Silt Loam
Soil pH 5.7–7.1 · Well Drained drainage
Native soil is well-suited to most vegetables and herbs with regular compost additions.
Watering Needs
Drought stress: 3.5/10
Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (39.7 in. annual rainfall)
Season Tips
185-day frost-free season
Plenty of time for warm-season crops. Start heat-lovers indoors 6–8 weeks before last frost to maximise your harvest window.
Your Free Printable Garden Planner
Plan every bed, every planting, every harvest — in one place. This 22-page printable includes your zone's planting calendar, a month-by-month task list, a seed inventory tracker, a harvest log, and succession-planting charts. Built to print, write in, and actually use all season.
Recommended for Your Garden
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Get instant, accurate soil pH readings to fine-tune your amendments.
Boost soil fertility and structure with rich, well-aged organic compost.
🥬 Vegetables to Grow in Montgomery County
107 vegetables that grow well in Zone 6b with planting dates for Montgomery County.
Show all 107 vegetables with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Mar 15 | Apr 26 | May 3 | — | Jul 26 – Aug 30 | 80–100 |
| Amaranth | Feb 22 | Apr 26 | May 3 | — | Aug 2 – Sep 20 | 90–120 |
| Arugula | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Jul 26 | 30–50 |
| Asparagus | — | — | May 3 | — | — | 730–1095 |
| Beets | — | Apr 5 | — | Aug 12 | May 31 – Jun 28 | 50–70 |
| Belgian Endive | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Aug 9 – Oct 4 | 110–150 |
| Bitter Melon | Feb 22 | Apr 26 | May 3 | — | Jul 5 – Aug 16 | 60–90 |
| Black Beans | — | Apr 26 | — | — | Jul 26 – Sep 13 | 90–120 |
| Bok Choy | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 31 – Jul 5 | 40–60 |
| Broccoli | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 21 – Aug 2 | 60–90 |
| Broccoli Rabe | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 31 – Jul 5 | 40–60 |
| Brussels Sprouts | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 19 – Sep 13 | 90–130 |
| Butternut Squash | Mar 15 | Apr 26 | May 3 | — | Aug 2 – Sep 6 | 85–110 |
| Cabbage | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 21 – Aug 16 | 60–100 |
| Calabash | Feb 22 | Apr 26 | May 3 | — | Jul 26 – Sep 20 | 80–120 |
| Carrots | — | Apr 5 | — | Aug 12 | Jun 7 – Jul 12 | 60–80 |
| Cauliflower | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Aug 16 | 55–100 |
| Celeriac | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Aug 2 – Sep 6 | 100–120 |
| Celery | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 12 – Sep 6 | 80–120 |
| Celtuce | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 21 – Aug 2 | 60–90 |
| Chard | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Aug 2 | 50–60 |
| Chickpeas | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 12 – Aug 23 | 80–110 |
| Chicory | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 21 – Aug 2 | 60–85 |
| Chinese Cabbage | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Jul 12 | 50–70 |
| Christmas Lima Beans | Feb 22 | Apr 26 | May 3 | — | Jul 26 – Aug 30 | 80–100 |
| Collard Greens | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Aug 16 | 55–75 |
| Corn | — | Apr 26 | — | — | Jun 28 – Aug 23 | 60–100 |
| Cowpeas | — | Apr 26 | — | — | Jun 28 – Aug 9 | 60–90 |
| Cress | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 3 – May 24 | 14–21 |
| Crookneck Squash | Mar 15 | Apr 26 | May 3 | — | Jun 21 – Jul 19 | 45–60 |
| Crosne | — | Apr 5 | — | Aug 12 | Sep 6 – Oct 18 | 150–200 |
| Cucumber | Mar 15 | Apr 26 | May 3 | — | Jun 28 – Aug 23 | 50–70 |
| Daikon | — | Apr 5 | — | Aug 12 | May 31 – Jun 28 | 50–70 |
| Delicata Squash | Mar 15 | Apr 26 | May 3 | — | Jul 26 – Aug 30 | 80–100 |
| Edamame | — | Apr 26 | — | — | Jul 12 – Aug 23 | 75–100 |
| Eggplant | Feb 8 | Apr 26 | May 3 | — | Jul 12 – Sep 13 | 65–85 |
| Endive | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 7 – Jul 12 | 45–65 |
| Escarole | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Jul 12 | 50–70 |
| Fava Beans | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 5 – Aug 16 | 75–100 |
| Fennel | Feb 22 | Apr 26 | May 3 | — | Jul 5 – Aug 16 | 60–90 |
| Garlic | — | — | — | Sep 9 | Dec 9 – Mar 24 | 90–240 |
| Green Beans | — | Apr 26 | — | — | Jun 21 – Aug 16 | 50–65 |
| Horseradish | — | — | May 3 | — | Sep 6 – Nov 15 | 120–180 |
| Hot Peppers | Feb 8 | Apr 26 | May 3 | — | Jul 12 – Oct 18 | 70–120 |
| Hubbard Squash | Mar 15 | Apr 26 | May 3 | — | Aug 16 – Sep 20 | 100–120 |
| Kabocha | Mar 15 | Apr 26 | May 3 | — | Aug 2 – Aug 30 | 85–100 |
| Kai Lan | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 7 – Jul 5 | 45–60 |
| Kale | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Aug 9 | 50–70 |
| Kidney Beans | — | Apr 26 | — | — | Jul 26 – Aug 30 | 85–110 |
| Kohlrabi | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 7 – Jul 12 | 45–65 |
| Komatsuna | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Jun 28 | 35–50 |
| Leeks | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 19 – Oct 4 | 90–150 |
| Lentils | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 12 – Aug 23 | 80–110 |
| Lettuce | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Aug 2 | 30–60 |
| Lima Beans | — | Apr 26 | — | — | Jun 28 – Aug 9 | 60–90 |
| Loofah | Feb 22 | Apr 26 | May 3 | — | Aug 16 – Oct 18 | 100–150 |
| Luffa | Feb 22 | Apr 26 | May 3 | — | Aug 2 – Oct 18 | 90–150 |
| Mache | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 31 – Jul 5 | 40–60 |
| Melon | Mar 15 | Apr 26 | May 3 | — | Jul 12 – Aug 30 | 70–100 |
| Microgreens | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Apr 26 – May 24 | 7–21 |
| Mitsuba | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jun 7 – Aug 2 | 50–70 |
| Mizuna | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Jun 21 | 30–45 |
| Mustard Greens | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Jul 26 | 30–50 |
| Napa Cabbage | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Jul 19 | 55–75 |
| New Zealand Spinach | Feb 22 | Apr 26 | May 3 | — | Jun 28 – Jul 26 | 55–70 |
| Okra | Feb 22 | Apr 26 | May 3 | — | Jun 28 – Aug 23 | 50–65 |
| Onion | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 19 – Sep 6 | 90–120 |
| Pac Choi | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 31 – Jun 28 | 40–55 |
| Parsnip | — | Apr 5 | — | Aug 12 | Jul 19 – Aug 30 | 100–130 |
| Patty Pan Squash | Mar 15 | Apr 26 | May 3 | — | Jun 21 – Jul 19 | 45–60 |
| Peas | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Aug 9 | 55–70 |
| Peppers | Feb 8 | Apr 26 | May 3 | — | Jul 5 – Sep 13 | 60–90 |
| Pole Beans | Feb 22 | Apr 26 | May 3 | — | Jun 28 – Aug 23 | 55–70 |
| Potatoes | Feb 22 | Apr 26 | May 3 | — | Jul 12 – Sep 20 | 70–120 |
| Pumpkin | Mar 15 | Apr 26 | May 3 | — | Aug 2 – Sep 20 | 85–120 |
| Purslane | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 31 – Jul 5 | 40–60 |
| Radicchio | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 21 – Jul 26 | 60–80 |
| Radish | — | Apr 5 | — | Aug 12 | May 3 – May 24 | 22–35 |
| Rhubarb | — | — | May 10 | — | — | 365–730 |
| Romanesco | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 5 – Aug 16 | 75–100 |
| Rutabaga | — | Apr 5 | — | Aug 12 | Jun 28 – Aug 2 | 80–100 |
| Salsify | — | Apr 5 | — | Aug 12 | Jul 19 – Aug 30 | 100–130 |
| Savoy Cabbage | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 28 – Aug 23 | 70–110 |
| Scallions | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Jul 12 | 50–70 |
| Scarlet Runner Beans | Feb 22 | Apr 26 | May 3 | — | Jul 5 – Aug 9 | 60–80 |
| Shallot | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jul 19 – Sep 6 | 90–120 |
| Shiso | Mar 1 | Apr 26 | May 3 | — | Jun 28 – Aug 23 | 50–70 |
| Snap Peas | Feb 22 | Apr 26 | May 3 | — | Jun 28 – Aug 23 | 55–70 |
| Snow Peas | Mar 15 | Apr 5 | Apr 19 | Aug 12 | Jun 14 – Aug 9 | 50–65 |
| Soybeans | — | Apr 26 | — | — | Jul 19 – Sep 13 | 80–120 |
| Spaghetti Squash | Mar 15 | Apr 26 | May 3 | — | Aug 2 – Aug 30 | 85–100 |
| Spinach | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Jul 26 | 35–50 |
| Squash (Summer) | Mar 15 | Apr 26 | May 3 | — | Jun 21 – Aug 23 | 45–65 |
| Squash (Winter) | Mar 15 | Apr 26 | May 3 | — | Jul 26 – Sep 20 | 80–120 |
| Sunchoke | — | — | May 3 | — | Aug 23 – Oct 18 | 110–150 |
| Sweet Corn | — | Apr 26 | — | — | Jun 28 – Aug 9 | 60–90 |
| Sweet Potatoes | Feb 22 | Apr 26 | May 3 | — | Aug 2 – Sep 20 | 90–120 |
| Tatsoi | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 24 – Jun 28 | 35–50 |
| Tomatillo | Feb 22 | Apr 26 | May 3 | — | Jul 5 – Sep 13 | 60–85 |
| Tomatoes | Feb 22 | Apr 26 | May 3 | — | Jul 5 – Sep 13 | 60–85 |
| Turnip | — | Apr 5 | — | Aug 12 | May 17 – Jun 21 | 40–60 |
| Watercress | Mar 15 | Apr 5 | Apr 19 | Aug 12 | May 31 – Jul 5 | 40–60 |
| Watermelon | Mar 15 | Apr 26 | May 3 | — | Jul 12 – Aug 30 | 70–100 |
| Wax Beans | — | Apr 26 | — | — | Jun 21 – Aug 16 | 50–65 |
| Winter Melon | Feb 22 | Apr 26 | May 3 | — | Aug 2 – Sep 20 | 90–120 |
| Yard Long Beans | Feb 22 | Apr 26 | May 3 | — | Jun 28 – Aug 9 | 55–80 |
| Zucchini | Mar 15 | Apr 26 | May 3 | — | Jun 21 – Aug 16 | 45–60 |
🍓 Fruits to Grow in Montgomery County
27 fruits that grow well in Zone 6b with planting dates for Montgomery County.
Show all 27 fruits with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 10 | — | Aug 9 – Nov 22 | 90–180 |
| Aronia | — | — | May 10 | — | — | 730–1095 |
| Blackberries | — | — | May 10 | — | — | 365–730 |
| Blueberries | — | — | May 10 | — | — | 730–1095 |
| Boysenberries | — | — | May 10 | — | — | 365–730 |
| Cantaloupe | — | — | May 10 | — | Jul 19 – Aug 23 | 70–90 |
| Che Fruit | — | — | May 10 | — | — | 1095–1825 |
| Cranberries | — | — | May 10 | — | — | 730–1095 |
| Currants | — | — | May 10 | — | — | 730–1095 |
| Elderberries | — | — | May 10 | — | — | 730–1095 |
| Goji Berries | — | — | May 10 | — | — | 730–1095 |
| Gooseberries | — | — | May 10 | — | — | 730–1095 |
| Grapes | — | — | May 10 | — | — | 730–1095 |
| Ground Cherry | — | — | May 10 | — | Jul 19 – Sep 13 | 65–80 |
| Hardy Kiwi | — | — | May 10 | — | — | 1095–1825 |
| Haskaps | — | — | May 10 | — | — | 730–1095 |
| Honeydew | — | — | May 10 | — | Aug 2 – Sep 13 | 80–110 |
| Jostaberry | — | — | May 10 | — | — | 730–1095 |
| Lingonberries | — | — | May 10 | — | — | 730–1095 |
| Medlar | — | — | May 10 | — | — | 1095–1825 |
| Mulberries | — | — | May 10 | — | — | 730–1825 |
| Pawpaw | — | — | May 10 | — | — | 1095–2555 |
| Persimmon | — | — | May 10 | — | — | 1095–2555 |
| Quince | — | — | May 10 | — | — | 1095–1825 |
| Raspberries | — | — | May 10 | — | — | 365–730 |
| Serviceberries | — | — | May 10 | — | — | 730–1095 |
| Strawberries | — | — | May 10 | — | Aug 9 – Nov 22 | 90–365 |
🌿 Herbs to Grow in Montgomery County
35 herbs that grow well in Zone 6b with planting dates for Montgomery County.
Show all 35 herbs with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Angelica | Mar 15 | Apr 5 | Apr 12 | Aug 12 | — | 365–730 |
| Anise | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jul 12 – Sep 27 | 90–120 |
| Basil | Mar 1 | Apr 26 | May 3 | — | Jun 28 – Aug 30 | 50–75 |
| Bee Balm | — | — | Apr 26 | — | Jul 26 – Oct 11 | 90–120 |
| Borage | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jun 7 – Jul 26 | 50–60 |
| Caraway | Mar 15 | Apr 5 | Apr 12 | Aug 12 | — | 365–450 |
| Catnip | — | — | Apr 26 | — | Jun 28 – Aug 30 | 60–80 |
| Chamomile | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jun 14 – Aug 23 | 60–90 |
| Chervil | Mar 15 | Apr 5 | Apr 12 | Aug 12 | May 24 – Jul 26 | 40–60 |
| Chives | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Cilantro | Mar 15 | Apr 5 | Apr 12 | Aug 12 | May 24 – Jul 26 | 40–60 |
| Comfrey | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Cumin | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jul 26 – Sep 27 | 100–120 |
| Dill | Mar 15 | Apr 5 | Apr 12 | Aug 12 | May 24 – Jul 26 | 40–60 |
| Epazote | Mar 1 | Apr 26 | May 3 | — | Jun 21 – Aug 16 | 45–60 |
| Fennel (herb) | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jun 14 – Aug 23 | 60–90 |
| Feverfew | — | — | Apr 26 | — | Jul 26 – Oct 11 | 90–120 |
| Garlic Chives | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Horehound | — | — | Apr 26 | — | Jul 12 – Sep 6 | 75–90 |
| Hyssop | — | — | Apr 26 | — | Jul 5 – Sep 6 | 70–90 |
| Lemon Balm | — | — | Apr 26 | — | Jun 28 – Aug 16 | 60–70 |
| Lemon Thyme | — | — | Apr 26 | — | Jul 5 – Sep 6 | 70–90 |
| Lovage | — | — | Apr 26 | — | Jul 5 – Sep 6 | 70–90 |
| Marjoram | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Mint | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Oregano | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Parsley | Mar 15 | Apr 5 | Apr 12 | Aug 12 | Jun 14 – Aug 16 | 60–80 |
| Rue | — | — | Apr 26 | — | Jul 5 – Sep 6 | 70–90 |
| Sage | — | — | Apr 26 | — | Jul 12 – Sep 6 | 75–90 |
| Savory | — | — | Apr 26 | — | Jun 21 – Aug 16 | 50–70 |
| Sorrel | Mar 15 | Apr 5 | Apr 12 | Aug 12 | May 24 – Jul 26 | 40–60 |
| Tarragon | — | — | Apr 26 | — | Jun 28 – Sep 6 | 60–90 |
| Thai Basil | Mar 1 | Apr 26 | May 3 | — | Jun 28 – Aug 30 | 50–75 |
| Thyme | — | — | Apr 26 | — | Jul 5 – Sep 6 | 70–90 |
| Valerian | — | — | Apr 26 | — | Aug 30 – Nov 8 | 120–180 |
🌸 Flowers to Grow in Montgomery County
53 flowers that grow well in Zone 6b with planting dates for Montgomery County.
Show all 53 flowers with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Mar 1 | Apr 19 | Apr 19 | — | Jun 14 – Sep 27 | 60–75 |
| Alliums | — | — | — | Sep 9 | Oct 7 – Nov 4 | 28–42 |
| Anemones | Mar 22 | — | Apr 19 | — | May 17 – Jun 14 | 90–120 |
| Astilbe | Feb 15 | — | Apr 26 | — | Jul 5 – Sep 13 | 70–100 |
| Bachelor's Button | Mar 8 | Mar 22 | Apr 19 | Sep 9 | Jun 21 – Sep 13 | 60–90 |
| Begonias | Feb 8 | — | Apr 26 | — | Jul 5 – Oct 11 | 70–90 |
| Black-eyed Susan | Feb 15 | Apr 19 | Apr 26 | — | Jul 12 – Nov 1 | 60–80 |
| Bleeding Hearts | Feb 15 | — | Apr 26 | — | Jun 21 – Jul 26 | 60–90 |
| Calendula | Mar 8 | Mar 22 | Apr 19 | — | Jun 7 – Sep 13 | 50–70 |
| California Poppy | — | Mar 22 | — | — | May 31 – Jul 26 | 60–90 |
| Celosia | Mar 15 | Apr 26 | Apr 26 | — | Jun 28 – Oct 18 | 60–90 |
| Columbine | Feb 15 | Apr 26 | Apr 26 | — | Jun 21 – Jul 26 | 70–100 |
| Coreopsis | Feb 15 | Apr 19 | Apr 26 | — | Jul 5 – Nov 1 | 60–80 |
| Cosmos | Mar 22 | Apr 19 | Apr 19 | — | Jun 28 – Oct 11 | 60–90 |
| Crocus | — | — | — | Sep 9 | Jul 29 – Aug 19 | 10–20 |
| Daffodils | — | — | — | Sep 9 | Aug 5 – Aug 26 | 20–40 |
| Dahlias | Mar 22 | Apr 26 | Apr 26 | — | Jul 12 – Nov 1 | 70–120 |
| Daylily | Feb 15 | — | Apr 26 | — | Jul 12 – Nov 1 | 60–90 |
| Dianthus | Feb 22 | Mar 22 | Mar 29 | — | May 17 – Aug 16 | 60–80 |
| Echinacea (Purple Coneflower) | Feb 15 | Apr 26 | Apr 26 | — | Jul 12 – Nov 1 | 70–90 |
| Foxglove | Feb 15 | Apr 26 | Apr 26 | — | Jun 21 – Jul 26 | 80–120 |
| Gaillardia (Blanket Flower) | Mar 1 | Apr 26 | Apr 26 | — | Jul 5 – Nov 8 | 70–100 |
| Geraniums | Feb 8 | — | Apr 26 | — | Jul 5 – Oct 11 | 70–100 |
| Gladiolus | — | Apr 19 | Apr 19 | — | Jul 5 – Oct 25 | 70–100 |
| Hostas | Feb 8 | — | Apr 26 | — | Jul 12 – Nov 1 | 60–90 |
| Hyacinths | — | — | — | Sep 9 | Aug 26 – Sep 16 | 14–28 |
| Hydrangeas | Feb 8 | — | Apr 26 | — | Jul 5 – Oct 18 | 90–150 |
| Impatiens | Feb 22 | — | Apr 26 | — | Jul 5 – Oct 18 | 60–75 |
| Irises | — | Division | Apr 26 | — | Jun 21 – Jul 19 | 60–100 |
| Larkspur | — | Mar 22 | — | — | May 31 – Jul 26 | 60–90 |
| Lavender | Feb 8 | — | May 3 | — | Jul 12 – Sep 6 | 90–120 |
| Lilies | — | Division | Apr 26 | — | Jul 5 – Oct 11 | 70–120 |
| Lobelia | Feb 15 | — | Apr 5 | — | May 31 – Aug 23 | 70–80 |
| Lupine | Feb 15 | Apr 26 | Apr 26 | — | Jun 21 – Jul 26 | 75–100 |
| Marigolds | Mar 8 | Apr 19 | Apr 19 | — | Jun 14 – Sep 20 | 50–70 |
| Nasturtium | Mar 22 | Apr 19 | Apr 19 | — | Jun 14 – Oct 11 | 55–65 |
| Pansy | Feb 8 | — | Apr 19 | Aug 26 | Jun 14 – Aug 23 | 70–90 |
| Peonies | — | Division | Apr 26 | — | Jun 28 – Aug 2 | 90–120 |
| Petunia | Feb 22 | — | Apr 26 | — | Jul 5 – Oct 18 | 70–90 |
| Phlox | Feb 15 | Apr 26 | Apr 26 | — | Jul 5 – Sep 27 | 80–110 |
| Portulaca | Mar 15 | Apr 26 | Apr 26 | — | Jun 14 – Oct 4 | 50–70 |
| Ranunculus | Mar 8 | — | Apr 19 | — | May 24 – Jun 21 | 90–120 |
| Roses | Feb 8 | — | Apr 26 | — | Jul 5 – Nov 1 | 90–180 |
| Salvia | Feb 15 | — | Apr 19 | — | Jun 28 – Oct 11 | 70–90 |
| Sedum (Stonecrop) | Feb 15 | — | Apr 26 | — | Aug 16 – Nov 8 | 60–90 |
| Snapdragon | Feb 8 | Mar 29 | Apr 19 | — | Jun 28 – Sep 13 | 70–100 |
| Sunflower | Mar 29 | Apr 19 | Apr 19 | — | Jul 12 – Oct 11 | 70–100 |
| Sweet Alyssum | Mar 8 | Mar 29 | Apr 19 | — | May 31 – Aug 16 | 45–60 |
| Sweet Pea | Mar 8 | Mar 15 | Apr 19 | — | Jul 5 – Sep 13 | 65–85 |
| Tulips | — | — | — | Sep 16 | Aug 26 – Sep 23 | 15–30 |
| Vinca (Annual) | Feb 8 | — | Apr 26 | — | Jul 5 – Oct 18 | 70–90 |
| Yarrow | Feb 15 | Apr 19 | Apr 26 | — | Jul 5 – Nov 1 | 60–90 |
| Zinnia | Mar 22 | Apr 19 | Apr 19 | — | Jun 28 – Oct 4 | 60–70 |
Monthly Planting Guide for Montgomery County
Gardening Guides & Resources
Helpful guides from The Ultimate Homestead to improve your garden in Montgomery County.
Frequently Asked Questions
What planting zone is Montgomery County, OH?
Montgomery County is in USDA Hardiness Zone 6b. This zone classification determines which perennial plants survive winter and sets the baseline for frost timing across the county.
When is the last frost in Montgomery County, OH?
Based on 31 years of NOAA weather station data, the median last spring frost in Montgomery County falls around April 19. In 8 out of 10 years, last frost lands between April 5 and May 9 — a 34-day window of variability. Use May 9 as your conservative safe-to-plant date for frost-sensitive crops.
When is the first fall frost in Montgomery County, OH?
The median first fall frost in Montgomery County arrives around October 21. In cold years it can arrive as early as October 6; in mild years as late as November 3. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.
How long is the growing season in Montgomery County?
Montgomery County has a frost-free growing season of approximately 185 days. This is enough time for most warm-season crops including tomatoes, peppers, and squash with proper timing. Climate records show the growing season is trending shorter by about 3.68 days per decade.
What is the soil like in Montgomery County for gardening?
Montgomery County has predominantly Silt Loam soil with a pH range of 5.7–7.1 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.
What is grown commercially in Montgomery County?
Montgomery County has commercial agriculture that includes Soybeans, Corn, Hay. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.
Is Montgomery County a good location for home gardening?
Montgomery County scores 61/100 (Good) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. Conditions here are moderate — most common crops grow well with standard timing and care.
Your Montgomery County Garden Planner — Free
A 22-page printable planner built for Montgomery County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.
The Gardener's Encyclopedia to Companion Planting
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
- Full seed-starting + planting schedule with timing and spacing
- Bonus: square-foot gardening guide + printable seasonal planners
Seed Saving & Storage Guide
Most saved seeds go bad before next season. This shows exactly when to pick, how to dry, and where to store seeds from 200 plants so yours don't.
- 200 plants, step-by-step: life cycle, pollination type, isolation
- Exact temperature + humidity ranges that keep seeds viable
- Bonus: searchable Google Sheets tracker + custom GPT assistant
Composting Guide for Homesteaders
Turn kitchen scraps and yard waste into compost that actually feeds the garden — instead of a pile that smells, attracts pests, and never breaks down.
- 14 sections on composting methods, soil science, and troubleshooting
- The 7-step hot-compost system from start to finish
- Bonus tools: troubleshooting chart, safety guide, monitoring log