Hamilton, MO — Planting Guide for June
Free PDF, personalized for your town's frost dates & climate. Drop your email — we'll send the link.
Your June gardening checklist
June is a pivotal month for Caldwell County, Missouri gardens. Focus on these tasks first and you'll set up the rest of the season for success.
-
Start basil, peppers, and pole beans indoors
Give them 6–8 weeks indoors before the last frost and you'll transplant into warm soil with seedlings that are already leaping.
-
Basket week: basil, carrots, and cucumber
Check every 1–2 days. Many of these get tough or go to seed if you wait too long.
July prep starts now
- First harvests: basil, carrots, and cucumber
Hamilton gardens in a dry climate (only 14" annual precipitation). Watering strategy matters more here than in most of the country — drip irrigation, deep mulching, and morning watering aren't optional, they're table stakes. The flip side: pest and disease pressure are far lower than in humid regions, and your soil temperatures climb fast in spring so you can plant heat-lovers earlier than the zone map suggests.
Soils trend Silt Loam — the gold standard for vegetables. Add 2–3" of compost annually to maintain it and you'll outgrow most of your neighbors.
Drought pressure is moderate (17.9 weeks/year on average). Mulching and drip irrigation pay for themselves quickly.
🌡️ USDA Zone
6a (-10°F to -5°F min)
❄️ Avg. Last Frost
April 13
🍂 Avg. First Frost
October 22
📅 Growing Season
192 days
🌧️ Climate
Semi Arid 14.5" annual
💨 Wind
Calm 5.6 mph avg
🥶 Frost Tier
Regular 0% frost-free years
🏜️ Drought
17.9 wk/yr trend stable
📍 ZIP Codes
1 ZIP
Monthly Watering Calendar for Hamilton
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
Why this matters: Plants need different amounts of water at different growth stages — heavy at flowering and fruit-set, lighter at establishment. Hamilton's 14" annual rainfall is your starting math; the timing tells you when natural rain will cover you and when you need to step in.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 1.5 in | 9 days | — | None |
| Feb | 1.6 in | 6 days | — | None |
| Mar | 2.2 in | 9 days | — | None |
| Apr | 3.2 in | 10 days | 1.1 in | Moderate |
| May | 3.6 in | 11 days | 0.7 in | Moderate |
| Jun | 4.9 in | 10 days | — | Low |
| Jul | 3.9 in | 8 days | 0.4 in | Low |
| Aug | 3.3 in | 8 days | 1 in | Moderate |
| Sep | 3.2 in | 8 days | 1.1 in | Moderate |
| Oct | 2.5 in | 8 days | 1.8 in | High |
| Nov | 2.1 in | 8 days | — | None |
| Dec | 2 in | 8 days | — | None |
Annual total: 34 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.
Hamilton Soil Profile
Soil Type
Silt Loam
Soil pH
5.6-7.1
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) | Apr 30 | Nov 2 | 186 days |
| Cautious | Apr 22 | Oct 27 | 188 days |
| Average year | Apr 13 | Oct 22 | 192 days |
| Optimistic | Apr 9 | Oct 14 | 188 days |
| Aggressive (risky) | Apr 1 | Oct 6 | 188 days |
Not very — frost dates can vary by ±28 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 1.1 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.
Gardening Difficulty Score
Caldwell County offers good growing conditions. A little planning around frost dates goes a long way.
Local Gardening Help in Caldwell 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 Caldwell County's climate and soil.
County Extension Office
Caldwell County University of Missouri Extension Extension Office
Phone: 573-882-7554
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 Caldwell County
Finding local nurseries & garden centers in Caldwell County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Caldwell 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 Caldwell County MO" or "garden center Caldwell 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 Caldwell County MO" or check your extension office and local parks department. Facebook groups like "Caldwell County Gardeners" or "Missouri 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 Hamilton
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
The practical takeaway: You can't change the sun. Picking the right day-length-matched varieties for Hamilton matters more than any other "fix" you make — and the seed packet tells you (look for "long-day," "short-day," "day-neutral").
Longest Day
14.8 hours
Summer solstice daylight
Shortest Day
9.2 hours
Winter solstice daylight
Peak Sun Hours
9.4 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 | 3.8 hr | Short day |
| February | 10.5 hr | 4.8 hr | Short day |
| March | 11.7 hr | 5.6 hr | Short day |
| April | 13.1 hr | 6.6 hr | Neutral |
| May | 14.2 hr | 7.9 hr | Long day |
| June | 14.8 hr | 9.4 hr | Long day |
| July | 14.5 hr | 9.2 hr | Long day |
| August | 13.6 hr | 8.6 hr | Neutral |
| September | 12.2 hr | 6.8 hr | Neutral |
| October | 10.9 hr | 5.8 hr | Short day |
| November | 9.8 hr | 4.1 hr | Short day |
| December | 9.2 hr | 3.6 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Hamilton
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
Quick context: Most root crops germinate well at 50-60°F. Most fruit-bearing crops want 65-75°F. Hamilton's monthly soil curve maps these windows to actual months.
Plant Warm Crops When
Soil reaches 60°F+
Soil warm enough from Jun through Sep.
Best Month to Compost
Jun
Microbial activity peaks when soil is warm.
Active Composting
6 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 | 22°F | 31°F | ❄️ Dormant | ~36 weeks |
| Feb | 23°F | 28°F | ❄️ Dormant | ~36 weeks |
| Mar | 29°F | 34°F | ❄️ Dormant | ~36 weeks |
| Apr | 43°F | 44°F | 🐢 Slow | ~24 weeks |
| May | 56°F | 55°F | ♻️ Active | ~14 weeks |
| Jun | 70°F | 64°F | 🔥 Peak | ~8 weeks |
| Jul | 76°F | 69°F | 🔥 Peak | ~8 weeks |
| Aug | 75°F | 72°F | 🔥 Peak | ~8 weeks |
| Sep | 70°F | 69°F | 🔥 Peak | ~8 weeks |
| Oct | 55°F | 60°F | ♻️ Active | ~14 weeks |
| Nov | 40°F | 49°F | 🐢 Slow | ~24 weeks |
| Dec | 29°F | 38°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 Hamilton
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
Why it matters: The most successful gardeners in high-pressure regions don't spray more — they design around the problem. Crop rotation, companion planting, and resistant varieties beat reactive spraying.
Insect Pest Pressure
Moderate — common pests appear but manageable with monitoring.
Disease Risk
Low disease risk — dry conditions reduce fungal problems.
Seasonal Risk
View 6 common pests in your area
| Pest | Risk Level | Peak Months |
|---|---|---|
| Aphids | Moderate | May, Jun, Jul, Aug |
| Japanese beetles | Moderate | Jun, Jul, Aug |
| Squash bugs | Low | Jun, Jul, Aug |
| Tomato hornworms | Moderate | Jul, Aug |
| Cabbage loopers | Low | May, Jun, Jul, Aug |
| Slugs | Low | Apr, May, Jun |
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 Hamilton
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
Quick context: You don't need a farm to use cover crops. A 4x8 raised bed accepts cover crops just as well as a half-acre. Hamilton's climate determines the calendar; the principle is universal.
Spring Cover Crops (3 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Apr 18 | Aug 13 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Sorghum-sudan grass | Apr 18 | Aug 27 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Mar 16 | Aug 27 | ✓ 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 4 | Sep 24 | — | Deep roots break compaction, attract pollinators and beneficial insects |
Fall Cover Crops (6 options) — Plant after harvest to protect soil over winter
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Austrian winter peas | Aug 12 | Mar 23 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Daikon radish | Sep 3 | Mar 30 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Aug 10 | Mar 23 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Sep 23 | Mar 23 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Aug 1 | Mar 30 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Jul 14 | Mar 30 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Hamilton
For new gardeners: Pollinators avoid windy days. Hamilton's 5.6 mph average wind isn't enough to stop bees and butterflies — but plant fruiting crops (tomatoes, peppers, squash) in protected microclimates and you'll see noticeably better fruit set.
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 12 mph Summer: 10 mph
Fall: 10 mph Winter: 11 mph
Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.
Windbreak Benefit
4.6/10
Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.
Frost Pocket Risk
Low
Relatively flat terrain (238 ft range). Frost pocket risk is minimal — garden placement is flexible.
Rainwater Harvesting in Hamilton
How much water you can collect, when to collect it, and what size system you need for your garden.
For new gardeners: Building a rainwater system is mostly about doing the math: roof area × annual rainfall × 0.6 = gallons you could realistically capture. For Hamilton, that's your 14" times your roof.
Annual Collection
16,945 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 1,500 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 34.0 inches of rain per year
- A 1,000 sq ft roof can collect roughly 16,945 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
🥬 Vegetables to Grow in Hamilton
107 vegetables matched to Zone 6a with planting dates calibrated for Hamilton.
Show all 107 vegetables with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Mar 9 | Apr 20 | Apr 27 | — | Jul 20 – Aug 24 | 80–100 |
| Amaranth | Feb 16 | Apr 20 | Apr 27 | — | Jul 27 – Sep 14 | 90–120 |
| Arugula | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jul 20 | 30–50 |
| Asparagus | — | — | Apr 27 | — | — | 730–1095 |
| Beets | — | Mar 30 | — | Aug 13 | May 25 – Jun 22 | 50–70 |
| Belgian Endive | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Aug 3 – Sep 28 | 110–150 |
| Bitter Melon | Feb 16 | Apr 20 | Apr 27 | — | Jun 29 – Aug 10 | 60–90 |
| Black Beans | — | Apr 20 | — | — | Jul 20 – Sep 7 | 90–120 |
| Bok Choy | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 25 – Jun 29 | 40–60 |
| Broccoli | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 15 – Jul 27 | 60–90 |
| Broccoli Rabe | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 25 – Jun 29 | 40–60 |
| Brussels Sprouts | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 13 – Sep 7 | 90–130 |
| Butternut Squash | Mar 9 | Apr 20 | Apr 27 | — | Jul 27 – Aug 31 | 85–110 |
| Cabbage | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 15 – Aug 10 | 60–100 |
| Calabash | Feb 16 | Apr 20 | Apr 27 | — | Jul 20 – Sep 14 | 80–120 |
| Carrots | — | Mar 30 | — | Aug 13 | Jun 1 – Jul 6 | 60–80 |
| Cauliflower | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Aug 10 | 55–100 |
| Celeriac | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 27 – Aug 31 | 100–120 |
| Celery | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 6 – Aug 31 | 80–120 |
| Celtuce | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 15 – Jul 27 | 60–90 |
| Chard | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Jul 27 | 50–60 |
| Chickpeas | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 6 – Aug 17 | 80–110 |
| Chicory | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 15 – Jul 27 | 60–85 |
| Chinese Cabbage | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Jul 6 | 50–70 |
| Christmas Lima Beans | Feb 16 | Apr 20 | Apr 27 | — | Jul 20 – Aug 24 | 80–100 |
| Collard Greens | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Aug 10 | 55–75 |
| Corn | — | Apr 20 | — | — | Jun 22 – Aug 17 | 60–100 |
| Cowpeas | — | Apr 20 | — | — | Jun 22 – Aug 3 | 60–90 |
| Cress | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Apr 27 – May 18 | 14–21 |
| Crookneck Squash | Mar 9 | Apr 20 | Apr 27 | — | Jun 15 – Jul 13 | 45–60 |
| Crosne | — | Mar 30 | — | Aug 13 | Aug 31 – Oct 12 | 150–200 |
| Cucumber | Mar 9 | Apr 20 | Apr 27 | — | Jun 22 – Aug 17 | 50–70 |
| Daikon | — | Mar 30 | — | Aug 13 | May 25 – Jun 22 | 50–70 |
| Delicata Squash | Mar 9 | Apr 20 | Apr 27 | — | Jul 20 – Aug 24 | 80–100 |
| Edamame | — | Apr 20 | — | — | Jul 6 – Aug 17 | 75–100 |
| Eggplant | Feb 2 | Apr 20 | Apr 27 | — | Jul 6 – Sep 7 | 65–85 |
| Endive | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 1 – Jul 6 | 45–65 |
| Escarole | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Jul 6 | 50–70 |
| Fava Beans | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 29 – Aug 10 | 75–100 |
| Fennel | Feb 16 | Apr 20 | Apr 27 | — | Jun 29 – Aug 10 | 60–90 |
| Garlic | — | — | — | Sep 10 | Dec 10 – Mar 25 | 90–240 |
| Green Beans | — | Apr 20 | — | — | Jun 15 – Aug 10 | 50–65 |
| Horseradish | — | — | Apr 27 | — | Aug 31 – Nov 9 | 120–180 |
| Hot Peppers | Feb 2 | Apr 20 | Apr 27 | — | Jul 6 – Oct 12 | 70–120 |
| Hubbard Squash | Mar 9 | Apr 20 | Apr 27 | — | Aug 10 – Sep 14 | 100–120 |
| Kabocha | Mar 9 | Apr 20 | Apr 27 | — | Jul 27 – Aug 24 | 85–100 |
| Kai Lan | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 1 – Jun 29 | 45–60 |
| Kale | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Aug 3 | 50–70 |
| Kidney Beans | — | Apr 20 | — | — | Jul 20 – Aug 24 | 85–110 |
| Kohlrabi | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 1 – Jul 6 | 45–65 |
| Komatsuna | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jun 22 | 35–50 |
| Leeks | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 13 – Sep 28 | 90–150 |
| Lentils | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 6 – Aug 17 | 80–110 |
| Lettuce | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jul 27 | 30–60 |
| Lima Beans | — | Apr 20 | — | — | Jun 22 – Aug 3 | 60–90 |
| Loofah | Feb 16 | Apr 20 | Apr 27 | — | Aug 10 – Oct 12 | 100–150 |
| Luffa | Feb 16 | Apr 20 | Apr 27 | — | Jul 27 – Oct 12 | 90–150 |
| Mache | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 25 – Jun 29 | 40–60 |
| Melon | Mar 9 | Apr 20 | Apr 27 | — | Jul 6 – Aug 24 | 70–100 |
| Microgreens | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Apr 20 – May 18 | 7–21 |
| Mitsuba | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jun 1 – Jul 27 | 50–70 |
| Mizuna | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jun 15 | 30–45 |
| Mustard Greens | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jul 20 | 30–50 |
| Napa Cabbage | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Jul 13 | 55–75 |
| New Zealand Spinach | Feb 16 | Apr 20 | Apr 27 | — | Jun 22 – Jul 20 | 55–70 |
| Okra | Feb 16 | Apr 20 | Apr 27 | — | Jun 22 – Aug 17 | 50–65 |
| Onion | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 13 – Aug 31 | 90–120 |
| Pac Choi | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 25 – Jun 22 | 40–55 |
| Parsnip | — | Mar 30 | — | Aug 13 | Jul 13 – Aug 24 | 100–130 |
| Patty Pan Squash | Mar 9 | Apr 20 | Apr 27 | — | Jun 15 – Jul 13 | 45–60 |
| Peas | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Aug 3 | 55–70 |
| Peppers | Feb 2 | Apr 20 | Apr 27 | — | Jun 29 – Sep 7 | 60–90 |
| Pole Beans | Feb 16 | Apr 20 | Apr 27 | — | Jun 22 – Aug 17 | 55–70 |
| Potatoes | Feb 16 | Apr 20 | Apr 27 | — | Jul 6 – Sep 14 | 70–120 |
| Pumpkin | Mar 9 | Apr 20 | Apr 27 | — | Jul 27 – Sep 14 | 85–120 |
| Purslane | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 25 – Jun 29 | 40–60 |
| Radicchio | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 15 – Jul 20 | 60–80 |
| Radish | — | Mar 30 | — | Aug 13 | Apr 27 – May 18 | 22–35 |
| Rhubarb | — | — | May 4 | — | — | 365–730 |
| Romanesco | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 29 – Aug 10 | 75–100 |
| Rutabaga | — | Mar 30 | — | Aug 13 | Jun 22 – Jul 27 | 80–100 |
| Salsify | — | Mar 30 | — | Aug 13 | Jul 13 – Aug 24 | 100–130 |
| Savoy Cabbage | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 22 – Aug 17 | 70–110 |
| Scallions | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Jul 6 | 50–70 |
| Scarlet Runner Beans | Feb 16 | Apr 20 | Apr 27 | — | Jun 29 – Aug 3 | 60–80 |
| Shallot | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jul 13 – Aug 31 | 90–120 |
| Shiso | Feb 23 | Apr 20 | Apr 27 | — | Jun 22 – Aug 17 | 50–70 |
| Snap Peas | Feb 16 | Apr 20 | Apr 27 | — | Jun 22 – Aug 17 | 55–70 |
| Snow Peas | Mar 9 | Mar 30 | Apr 13 | Aug 13 | Jun 8 – Aug 3 | 50–65 |
| Soybeans | — | Apr 20 | — | — | Jul 13 – Sep 7 | 80–120 |
| Spaghetti Squash | Mar 9 | Apr 20 | Apr 27 | — | Jul 27 – Aug 24 | 85–100 |
| Spinach | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jul 20 | 35–50 |
| Squash (Summer) | Mar 9 | Apr 20 | Apr 27 | — | Jun 15 – Aug 17 | 45–65 |
| Squash (Winter) | Mar 9 | Apr 20 | Apr 27 | — | Jul 20 – Sep 14 | 80–120 |
| Sunchoke | — | — | Apr 27 | — | Aug 17 – Oct 12 | 110–150 |
| Sweet Corn | — | Apr 20 | — | — | Jun 22 – Aug 3 | 60–90 |
| Sweet Potatoes | Feb 16 | Apr 20 | Apr 27 | — | Jul 27 – Sep 14 | 90–120 |
| Tatsoi | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 18 – Jun 22 | 35–50 |
| Tomatillo | Feb 16 | Apr 20 | Apr 27 | — | Jun 29 – Sep 7 | 60–85 |
| Tomatoes | Feb 16 | Apr 20 | Apr 27 | — | Jun 29 – Sep 7 | 60–85 |
| Turnip | — | Mar 30 | — | Aug 13 | May 11 – Jun 15 | 40–60 |
| Watercress | Mar 9 | Mar 30 | Apr 13 | Aug 13 | May 25 – Jun 29 | 40–60 |
| Watermelon | Mar 9 | Apr 20 | Apr 27 | — | Jul 6 – Aug 24 | 70–100 |
| Wax Beans | — | Apr 20 | — | — | Jun 15 – Aug 10 | 50–65 |
| Winter Melon | Feb 16 | Apr 20 | Apr 27 | — | Jul 27 – Sep 14 | 90–120 |
| Yard Long Beans | Feb 16 | Apr 20 | Apr 27 | — | Jun 22 – Aug 3 | 55–80 |
| Zucchini | Mar 9 | Apr 20 | Apr 27 | — | Jun 15 – Aug 10 | 45–60 |
🍓 Fruits to Grow in Hamilton
27 fruits matched to Zone 6a with planting dates calibrated for Hamilton.
Show all 27 fruits with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 4 | — | Aug 3 – Nov 16 | 90–180 |
| Aronia | — | — | May 4 | — | — | 730–1095 |
| Blackberries | — | — | May 4 | — | — | 365–730 |
| Blueberries | — | — | May 4 | — | — | 730–1095 |
| Boysenberries | — | — | May 4 | — | — | 365–730 |
| Cantaloupe | — | — | May 4 | — | Jul 13 – Aug 17 | 70–90 |
| Che Fruit | — | — | May 4 | — | — | 1095–1825 |
| Cranberries | — | — | May 4 | — | — | 730–1095 |
| Currants | — | — | May 4 | — | — | 730–1095 |
| Elderberries | — | — | May 4 | — | — | 730–1095 |
| Goji Berries | — | — | May 4 | — | — | 730–1095 |
| Gooseberries | — | — | May 4 | — | — | 730–1095 |
| Grapes | — | — | May 4 | — | — | 730–1095 |
| Ground Cherry | — | — | May 4 | — | Jul 13 – Sep 7 | 65–80 |
| Hardy Kiwi | — | — | May 4 | — | — | 1095–1825 |
| Haskaps | — | — | May 4 | — | — | 730–1095 |
| Honeydew | — | — | May 4 | — | Jul 27 – Sep 7 | 80–110 |
| Jostaberry | — | — | May 4 | — | — | 730–1095 |
| Lingonberries | — | — | May 4 | — | — | 730–1095 |
| Medlar | — | — | May 4 | — | — | 1095–1825 |
| Mulberries | — | — | May 4 | — | — | 730–1825 |
| Pawpaw | — | — | May 4 | — | — | 1095–2555 |
| Persimmon | — | — | May 4 | — | — | 1095–2555 |
| Quince | — | — | May 4 | — | — | 1095–1825 |
| Raspberries | — | — | May 4 | — | — | 365–730 |
| Serviceberries | — | — | May 4 | — | — | 730–1095 |
| Strawberries | — | — | May 4 | — | Aug 3 – Nov 16 | 90–365 |
🌿 Herbs to Grow in Hamilton
35 herbs matched to Zone 6a with planting dates calibrated for Hamilton.
Show all 35 herbs with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Angelica | Mar 9 | Mar 30 | Apr 6 | Aug 13 | — | 365–730 |
| Anise | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jul 6 – Sep 21 | 90–120 |
| Basil | Feb 23 | Apr 20 | Apr 27 | — | Jun 22 – Aug 24 | 50–75 |
| Bee Balm | — | — | Apr 20 | — | Jul 20 – Oct 5 | 90–120 |
| Borage | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jun 1 – Jul 20 | 50–60 |
| Caraway | Mar 9 | Mar 30 | Apr 6 | Aug 13 | — | 365–450 |
| Catnip | — | — | Apr 20 | — | Jun 22 – Aug 24 | 60–80 |
| Chamomile | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jun 8 – Aug 17 | 60–90 |
| Chervil | Mar 9 | Mar 30 | Apr 6 | Aug 13 | May 18 – Jul 20 | 40–60 |
| Chives | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Cilantro | Mar 9 | Mar 30 | Apr 6 | Aug 13 | May 18 – Jul 20 | 40–60 |
| Comfrey | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Cumin | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jul 20 – Sep 21 | 100–120 |
| Dill | Mar 9 | Mar 30 | Apr 6 | Aug 13 | May 18 – Jul 20 | 40–60 |
| Epazote | Feb 23 | Apr 20 | Apr 27 | — | Jun 15 – Aug 10 | 45–60 |
| Fennel (herb) | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jun 8 – Aug 17 | 60–90 |
| Feverfew | — | — | Apr 20 | — | Jul 20 – Oct 5 | 90–120 |
| Garlic Chives | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Horehound | — | — | Apr 20 | — | Jul 6 – Aug 31 | 75–90 |
| Hyssop | — | — | Apr 20 | — | Jun 29 – Aug 31 | 70–90 |
| Lemon Balm | — | — | Apr 20 | — | Jun 22 – Aug 10 | 60–70 |
| Lemon Thyme | — | — | Apr 20 | — | Jun 29 – Aug 31 | 70–90 |
| Lovage | — | — | Apr 20 | — | Jun 29 – Aug 31 | 70–90 |
| Marjoram | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Mint | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Oregano | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Parsley | Mar 9 | Mar 30 | Apr 6 | Aug 13 | Jun 8 – Aug 10 | 60–80 |
| Rue | — | — | Apr 20 | — | Jun 29 – Aug 31 | 70–90 |
| Sage | — | — | Apr 20 | — | Jul 6 – Aug 31 | 75–90 |
| Savory | — | — | Apr 20 | — | Jun 15 – Aug 10 | 50–70 |
| Sorrel | Mar 9 | Mar 30 | Apr 6 | Aug 13 | May 18 – Jul 20 | 40–60 |
| Tarragon | — | — | Apr 20 | — | Jun 22 – Aug 31 | 60–90 |
| Thai Basil | Feb 23 | Apr 20 | Apr 27 | — | Jun 22 – Aug 24 | 50–75 |
| Thyme | — | — | Apr 20 | — | Jun 29 – Aug 31 | 70–90 |
| Valerian | — | — | Apr 20 | — | Aug 24 – Nov 2 | 120–180 |
🌸 Flowers to Grow in Hamilton
53 flowers matched to Zone 6a with planting dates calibrated for Hamilton.
Show all 53 flowers with dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Feb 23 | Apr 13 | Apr 13 | — | Jun 8 – Sep 14 | 60–75 |
| Alliums | — | — | — | Sep 10 | Oct 8 – Nov 5 | 28–42 |
| Anemones | Mar 16 | — | Apr 13 | — | May 18 – Jun 15 | 90–120 |
| Astilbe | Feb 9 | — | Apr 20 | — | Jun 29 – Sep 7 | 70–100 |
| Bachelor's Button | Mar 2 | Mar 16 | Apr 13 | Sep 10 | Jun 15 – Aug 31 | 60–90 |
| Begonias | Feb 2 | — | Apr 20 | — | Jun 29 – Sep 28 | 70–90 |
| Black-eyed Susan | Feb 9 | Apr 13 | Apr 20 | — | Jul 6 – Oct 19 | 60–80 |
| Bleeding Hearts | Feb 9 | — | Apr 20 | — | Jun 15 – Jul 20 | 60–90 |
| Calendula | Mar 2 | Mar 16 | Apr 13 | — | Jun 1 – Aug 31 | 50–70 |
| California Poppy | — | Mar 16 | — | — | May 25 – Jul 6 | 60–90 |
| Celosia | Mar 9 | Apr 20 | Apr 20 | — | Jun 22 – Oct 5 | 60–90 |
| Columbine | Feb 9 | Apr 27 | Apr 27 | — | Jun 22 – Jul 27 | 70–100 |
| Coreopsis | Feb 9 | Apr 20 | Apr 20 | — | Jun 29 – Oct 19 | 60–80 |
| Cosmos | Mar 16 | Apr 13 | Apr 13 | — | Jun 22 – Sep 28 | 60–90 |
| Crocus | — | — | — | Sep 10 | Jul 30 – Aug 20 | 10–20 |
| Daffodils | — | — | — | Sep 10 | Aug 6 – Aug 27 | 20–40 |
| Dahlias | Mar 16 | Apr 20 | Apr 20 | — | Jul 6 – Oct 19 | 70–120 |
| Daylily | Feb 9 | — | Apr 20 | — | Jul 6 – Oct 19 | 60–90 |
| Dianthus | Feb 16 | Mar 16 | Mar 30 | — | May 18 – Aug 17 | 60–80 |
| Echinacea (Purple Coneflower) | Feb 9 | Apr 27 | Apr 27 | — | Jul 20 – Oct 26 | 70–90 |
| Foxglove | Feb 9 | Apr 20 | Apr 20 | — | Jun 15 – Jul 20 | 80–120 |
| Gaillardia (Blanket Flower) | Feb 23 | Apr 20 | Apr 20 | — | Jun 29 – Nov 2 | 70–100 |
| Geraniums | Feb 2 | — | Apr 20 | — | Jun 29 – Sep 28 | 70–100 |
| Gladiolus | — | Apr 13 | Apr 13 | — | Jun 29 – Oct 12 | 70–100 |
| Hostas | Feb 2 | — | Apr 20 | — | Jul 6 – Oct 19 | 60–90 |
| Hyacinths | — | — | — | Sep 10 | Aug 27 – Sep 17 | 14–28 |
| Hydrangeas | Feb 2 | — | Apr 20 | — | Jun 29 – Oct 5 | 90–150 |
| Impatiens | Feb 16 | — | Apr 20 | — | Jun 29 – Oct 5 | 60–75 |
| Irises | — | Division | Apr 20 | — | Jun 15 – Jul 13 | 60–100 |
| Larkspur | — | Mar 16 | — | — | May 25 – Jul 20 | 60–90 |
| Lavender | Feb 2 | — | Apr 27 | — | Jul 6 – Aug 31 | 90–120 |
| Lilies | — | Division | Apr 20 | — | Jun 29 – Oct 5 | 70–120 |
| Lobelia | Feb 9 | — | Mar 30 | — | May 25 – Aug 17 | 70–80 |
| Lupine | Feb 9 | Apr 20 | Apr 20 | — | Jun 15 – Jul 20 | 75–100 |
| Marigolds | Mar 2 | Apr 20 | Apr 20 | — | Jun 15 – Sep 14 | 50–70 |
| Nasturtium | Mar 16 | Apr 20 | Apr 20 | — | Jun 15 – Oct 5 | 55–65 |
| Pansy | Feb 2 | — | Apr 13 | Aug 27 | Jun 8 – Aug 10 | 70–90 |
| Peonies | — | Division | Apr 20 | — | Jun 22 – Jul 27 | 90–120 |
| Petunia | Feb 16 | — | Apr 20 | — | Jun 29 – Oct 5 | 70–90 |
| Phlox | Feb 9 | Apr 20 | Apr 20 | — | Jun 29 – Sep 21 | 80–110 |
| Portulaca | Mar 9 | Apr 20 | Apr 20 | — | Jun 8 – Sep 21 | 50–70 |
| Ranunculus | Mar 2 | — | Apr 13 | — | May 25 – Jun 22 | 90–120 |
| Roses | Feb 2 | — | Apr 20 | — | Jun 29 – Oct 19 | 90–180 |
| Salvia | Feb 9 | — | Apr 20 | — | Jun 29 – Oct 5 | 70–90 |
| Sedum (Stonecrop) | Feb 9 | — | Apr 20 | — | Aug 10 – Oct 26 | 60–90 |
| Snapdragon | Feb 2 | Mar 23 | Apr 13 | — | Jun 22 – Aug 31 | 70–100 |
| Sunflower | Mar 23 | Apr 20 | Apr 20 | — | Jul 13 – Oct 5 | 70–100 |
| Sweet Alyssum | Feb 23 | Mar 23 | Apr 13 | — | May 25 – Aug 3 | 45–60 |
| Sweet Pea | Mar 2 | Mar 9 | Apr 13 | — | Jun 29 – Sep 7 | 65–85 |
| Tulips | — | — | — | Sep 10 | Aug 20 – Sep 17 | 15–30 |
| Vinca (Annual) | Feb 2 | — | Apr 20 | — | Jun 29 – Oct 5 | 70–90 |
| Yarrow | Feb 9 | Apr 13 | Apr 20 | — | Jun 29 – Oct 19 | 60–90 |
| Zinnia | Mar 16 | Apr 20 | Apr 20 | — | Jun 29 – Oct 5 | 60–70 |
Monthly Planting Guide for Hamilton
ZIP Codes in Hamilton
Click any ZIP to see its specific frost, soil, and climate measurements (some ZIPs differ noticeably from the town aggregate):