Whitley County, IN — Planting Guide
This month in Whitley County, Indiana
Your garden in Whitley County, Indiana is working on a schedule, even when you're not. Here's where you should be this June.
-
Start basil, cucumber, and kale under lights
A seed-starting mix and a sunny window (or a grow light) are all you need. Keep soil warm — around 70°F — for fast germination.
-
It's harvest week for carrots, green beans, and kale
The more you pick, the more the plant produces. Letting fruit overripen tells the plant it's time to stop.
A few tasks this June that'll pay off in July
- Starting indoors: peppers, begonias, and eggplant
- First harvests: basil, carrots, and cucumber
Whitley County is in USDA Zone 6a. The average last spring frost is April 27 and the first fall frost is October 16, giving you a growing season of approximately 172 days.
At an elevation of 584 ft, Whitley County receives approximately 32.6 in of rainfall annually. Summer highs average 83°F with winter lows around 18°F. The predominant soil type is Silt Loam.
Based on 31 years of NOAA climate station data, the last frost date here varies by 31 days year to year — ranging from April 12 in warm years to May 13 in cold years. Whitley County scores 76/100 (Good) on the Microclimate Index.
🌡️ Zone
6a (-10°F to -5°F min)
❄️ Last Frost
April 27
🍂 First Frost
October 16
📅 Growing Season
172 days
⛰️ Elevation
584 ft
🌧️ Annual Rainfall
32.6 in
Monthly Watering Calendar for Whitley County
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
Why it matters: In humid climates, watering is usually about timing (morning, not evening, to prevent disease) more than volume. In dry climates, it's about depth (water deep, less often) more than frequency. Whitley County's 33" annual tells you which side you're on.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 1.4 in | 8 days | — | None |
| Feb | 1.3 in | 6 days | — | None |
| Mar | 2 in | 9 days | — | None |
| Apr | 2.9 in | 8 days | 1.4 in | Moderate |
| May | 3.4 in | 11 days | 0.9 in | Moderate |
| Jun | 4.6 in | 8 days | — | Low |
| Jul | 3.8 in | 8 days | 0.5 in | Low |
| Aug | 3.5 in | 8 days | 0.8 in | Moderate |
| Sep | 2.9 in | 7 days | 1.4 in | Moderate |
| Oct | 2.6 in | 9 days | 1.7 in | High |
| Nov | 2.3 in | 8 days | — | None |
| Dec | 1.8 in | 8 days | — | None |
Annual total: 32.5 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.
Whitley County Soil Profile
Soil Type
Silt Loam
Soil pH
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) | May 13 | Oct 26 | 166 days |
| Cautious | May 2 | Oct 21 | 172 days |
| Average year | Apr 27 | Oct 16 | 172 days |
| Optimistic | Apr 22 | Oct 11 | 172 days |
| Aggressive (risky) | Apr 12 | Oct 3 | 174 days |
Not very — frost dates can vary by ±31 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.
Gardening Difficulty Score
Whitley County offers good growing conditions. A little planning around frost dates goes a long way.
Local Gardening Help in Whitley 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 Whitley County's climate and soil.
County Extension Office
Whitley County Purdue University Extension Extension Office
Phone: 765-494-8491
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 Whitley County
Finding local nurseries & garden centers in Whitley County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Whitley 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 Whitley County IN" or "garden center Whitley 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 Whitley County IN" or check your extension office and local parks department. Facebook groups like "Whitley County Gardeners" or "Indiana 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 Whitley County
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
Why this matters: A 14-hour day in June produces dramatically more photosynthesis than a 10-hour day in November. Whitley County's seasonal swing determines which crops can pack growth into spring vs. limp through fall.
Longest Day
14.9 hours
Summer solstice daylight
Shortest Day
9 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 | 9.4 hr | 3.8 hr | Short day |
| February | 10.4 hr | 4.7 hr | Short day |
| March | 11.7 hr | 5.4 hr | Short day |
| April | 13.1 hr | 6.6 hr | Neutral |
| May | 14.3 hr | 8 hr | Long day |
| June | 14.9 hr | 9.4 hr | Long day |
| July | 14.7 hr | 9.2 hr | Long day |
| August | 13.6 hr | 8 hr | Neutral |
| September | 12.3 hr | 6.9 hr | Neutral |
| October | 10.9 hr | 5.7 hr | Short day |
| November | 9.6 hr | 4 hr | Short day |
| December | 9 hr | 3.3 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Whitley County
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
What this means for you: Compost piles need 130-160°F internal temp to actively break down. Below 50°F ambient, microbial activity slows dramatically. Whitley County's soil temperature curve also tells you when your compost is working and when it's napping.
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 | 23°F | 32°F | ❄️ Dormant | ~36 weeks |
| Feb | 22°F | 29°F | ❄️ Dormant | ~36 weeks |
| Mar | 30°F | 35°F | ❄️ Dormant | ~36 weeks |
| Apr | 44°F | 43°F | 🐢 Slow | ~24 weeks |
| May | 57°F | 55°F | ♻️ Active | ~14 weeks |
| Jun | 71°F | 63°F | 🔥 Peak | ~8 weeks |
| Jul | 77°F | 71°F | 🔥 Peak | ~8 weeks |
| Aug | 78°F | 73°F | 🔥 Peak | ~8 weeks |
| Sep | 71°F | 68°F | 🔥 Peak | ~8 weeks |
| Oct | 57°F | 62°F | ♻️ Active | ~14 weeks |
| Nov | 43°F | 49°F | 🐢 Slow | ~24 weeks |
| Dec | 30°F | 39°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 Whitley County
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
What this means for you: Pest pressure scales with warmth and humidity. Hot humid Whitley County sees year-round bugs and fungal disease; cold dry regions see almost none. A high pest score means crop rotation, resistant varieties, and a weekly pest-watch routine from day one.
Insect Pest Pressure
Moderate — common pests appear but manageable with monitoring.
Disease Risk
Low disease risk — dry conditions reduce fungal problems.
Seasonal Risk
View 5 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 |
Organic pest management tips
- Maintain healthy soil with regular compost additions to build natural pest resistance
- Practice crop rotation annually to break pest cycles
- Encourage beneficial insects with flowering herbs like dill, fennel, and yarrow
Cover Crops for Whitley 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 | May 9 | Aug 21 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Sorghum-sudan grass | May 7 | Aug 21 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Mar 28 | Aug 7 | ✓ 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 12 | Sep 25 | — | 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 18 | Apr 6 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Daikon radish | Sep 5 | Apr 6 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Aug 4 | Apr 13 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Sep 13 | Apr 6 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Jul 24 | Apr 6 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Jul 7 | Apr 13 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Whitley County
Why it matters: Wind is the silent water thief. Every breeze pulls moisture from leaves and soil. Whitley County's 9.3 mph average is one piece of the watering math: rainfall + irrigation must exceed evaporation + transpiration, and wind boosts both losses.
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 12 mph Summer: 9 mph
Fall: 9 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 (228 ft range). Frost pocket risk is minimal — garden placement is flexible.
Rainwater Harvesting in Whitley County
How much water you can collect, when to collect it, and what size system you need for your garden.
Quick context: Even in arid regions, rainwater harvesting works — you just need bigger storage and patience. In wet regions like Whitley County (33" annually), you're mostly limited by how much water you can store between storms.
Annual Collection
16,198 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 32.5 inches of rain per year
- A 1,000 sq ft roof can collect roughly 16,198 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 Whitley County
Soil Type
Silt Loam
Soil pH 6–7.1 · Excessively 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. (32.6 in. annual rainfall)
Season Tips
172-day frost-free season
Start warm-season crops indoors and focus on short-season varieties. Cold frames extend your season by 3–4 weeks in fall.
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 Whitley County
107 vegetables that grow well in Zone 6a with planting dates for Whitley County.
Show all 107 vegetables with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Mar 23 | May 4 | May 11 | — | Aug 3 – Sep 7 | 80–100 |
| Amaranth | Mar 2 | May 4 | May 11 | — | Aug 10 – Sep 28 | 90–120 |
| Arugula | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Aug 3 | 30–50 |
| Asparagus | — | — | May 11 | — | — | 730–1095 |
| Beets | — | Apr 13 | — | Aug 7 | Jun 8 – Jul 6 | 50–70 |
| Belgian Endive | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Aug 17 – Oct 12 | 110–150 |
| Bitter Melon | Mar 2 | May 4 | May 11 | — | Jul 13 – Aug 24 | 60–90 |
| Black Beans | — | May 4 | — | — | Aug 3 – Sep 21 | 90–120 |
| Bok Choy | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 8 – Jul 13 | 40–60 |
| Broccoli | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 29 – Aug 10 | 60–90 |
| Broccoli Rabe | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 8 – Jul 13 | 40–60 |
| Brussels Sprouts | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 27 – Sep 21 | 90–130 |
| Butternut Squash | Mar 23 | May 4 | May 11 | — | Aug 10 – Sep 14 | 85–110 |
| Cabbage | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 29 – Aug 24 | 60–100 |
| Calabash | Mar 2 | May 4 | May 11 | — | Aug 3 – Sep 28 | 80–120 |
| Carrots | — | Apr 13 | — | Aug 7 | Jun 15 – Jul 20 | 60–80 |
| Cauliflower | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Aug 24 | 55–100 |
| Celeriac | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Aug 10 – Sep 14 | 100–120 |
| Celery | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 20 – Sep 14 | 80–120 |
| Celtuce | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 29 – Aug 10 | 60–90 |
| Chard | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Aug 10 | 50–60 |
| Chickpeas | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 20 – Aug 31 | 80–110 |
| Chicory | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 29 – Aug 10 | 60–85 |
| Chinese Cabbage | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Jul 20 | 50–70 |
| Christmas Lima Beans | Mar 2 | May 4 | May 11 | — | Aug 3 – Sep 7 | 80–100 |
| Collard Greens | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Aug 24 | 55–75 |
| Corn | — | May 4 | — | — | Jul 6 – Aug 31 | 60–100 |
| Cowpeas | — | May 4 | — | — | Jul 6 – Aug 17 | 60–90 |
| Cress | Mar 23 | Apr 13 | Apr 27 | Aug 7 | May 11 – Jun 1 | 14–21 |
| Crookneck Squash | Mar 23 | May 4 | May 11 | — | Jun 29 – Jul 27 | 45–60 |
| Crosne | — | Apr 13 | — | Aug 7 | Sep 14 – Oct 26 | 150–200 |
| Cucumber | Mar 23 | May 4 | May 11 | — | Jul 6 – Aug 31 | 50–70 |
| Daikon | — | Apr 13 | — | Aug 7 | Jun 8 – Jul 6 | 50–70 |
| Delicata Squash | Mar 23 | May 4 | May 11 | — | Aug 3 – Sep 7 | 80–100 |
| Edamame | — | May 4 | — | — | Jul 20 – Aug 31 | 75–100 |
| Eggplant | Feb 16 | May 4 | May 11 | — | Jul 20 – Sep 21 | 65–85 |
| Endive | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 15 – Jul 20 | 45–65 |
| Escarole | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Jul 20 | 50–70 |
| Fava Beans | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 13 – Aug 24 | 75–100 |
| Fennel | Mar 2 | May 4 | May 11 | — | Jul 13 – Aug 24 | 60–90 |
| Garlic | — | — | — | Sep 4 | Dec 4 – Mar 19 | 90–240 |
| Green Beans | — | May 4 | — | — | Jun 29 – Aug 24 | 50–65 |
| Horseradish | — | — | May 11 | — | Sep 14 – Nov 23 | 120–180 |
| Hot Peppers | Feb 16 | May 4 | May 11 | — | Jul 20 – Oct 26 | 70–120 |
| Hubbard Squash | Mar 23 | May 4 | May 11 | — | Aug 24 – Sep 28 | 100–120 |
| Kabocha | Mar 23 | May 4 | May 11 | — | Aug 10 – Sep 7 | 85–100 |
| Kai Lan | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 15 – Jul 13 | 45–60 |
| Kale | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Aug 17 | 50–70 |
| Kidney Beans | — | May 4 | — | — | Aug 3 – Sep 7 | 85–110 |
| Kohlrabi | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 15 – Jul 20 | 45–65 |
| Komatsuna | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Jul 6 | 35–50 |
| Leeks | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 27 – Oct 12 | 90–150 |
| Lentils | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 20 – Aug 31 | 80–110 |
| Lettuce | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Aug 10 | 30–60 |
| Lima Beans | — | May 4 | — | — | Jul 6 – Aug 17 | 60–90 |
| Loofah | Mar 2 | May 4 | May 11 | — | Aug 24 – Oct 26 | 100–150 |
| Luffa | Mar 2 | May 4 | May 11 | — | Aug 10 – Oct 26 | 90–150 |
| Mache | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 8 – Jul 13 | 40–60 |
| Melon | Mar 23 | May 4 | May 11 | — | Jul 20 – Sep 7 | 70–100 |
| Microgreens | Mar 23 | Apr 13 | Apr 27 | Aug 7 | May 4 – Jun 1 | 7–21 |
| Mitsuba | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 15 – Aug 10 | 50–70 |
| Mizuna | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Jun 29 | 30–45 |
| Mustard Greens | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Aug 3 | 30–50 |
| Napa Cabbage | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Jul 27 | 55–75 |
| New Zealand Spinach | Mar 2 | May 4 | May 11 | — | Jul 6 – Aug 3 | 55–70 |
| Okra | Mar 2 | May 4 | May 11 | — | Jul 6 – Aug 31 | 50–65 |
| Onion | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 27 – Sep 14 | 90–120 |
| Pac Choi | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 8 – Jul 6 | 40–55 |
| Parsnip | — | Apr 13 | — | Aug 7 | Jul 27 – Sep 7 | 100–130 |
| Patty Pan Squash | Mar 23 | May 4 | May 11 | — | Jun 29 – Jul 27 | 45–60 |
| Peas | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Aug 17 | 55–70 |
| Peppers | Feb 16 | May 4 | May 11 | — | Jul 13 – Sep 21 | 60–90 |
| Pole Beans | Mar 2 | May 4 | May 11 | — | Jul 6 – Aug 31 | 55–70 |
| Potatoes | Mar 2 | May 4 | May 11 | — | Jul 20 – Sep 28 | 70–120 |
| Pumpkin | Mar 23 | May 4 | May 11 | — | Aug 10 – Sep 28 | 85–120 |
| Purslane | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 8 – Jul 13 | 40–60 |
| Radicchio | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 29 – Aug 3 | 60–80 |
| Radish | — | Apr 13 | — | Aug 7 | May 11 – Jun 1 | 22–35 |
| Rhubarb | — | — | May 18 | — | — | 365–730 |
| Romanesco | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 13 – Aug 24 | 75–100 |
| Rutabaga | — | Apr 13 | — | Aug 7 | Jul 6 – Aug 10 | 80–100 |
| Salsify | — | Apr 13 | — | Aug 7 | Jul 27 – Sep 7 | 100–130 |
| Savoy Cabbage | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 6 – Aug 31 | 70–110 |
| Scallions | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Jul 20 | 50–70 |
| Scarlet Runner Beans | Mar 2 | May 4 | May 11 | — | Jul 13 – Aug 17 | 60–80 |
| Shallot | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jul 27 – Sep 14 | 90–120 |
| Shiso | Mar 9 | May 4 | May 11 | — | Jul 6 – Aug 31 | 50–70 |
| Snap Peas | Mar 2 | May 4 | May 11 | — | Jul 6 – Aug 31 | 55–70 |
| Snow Peas | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 22 – Aug 17 | 50–65 |
| Soybeans | — | May 4 | — | — | Jul 27 – Sep 21 | 80–120 |
| Spaghetti Squash | Mar 23 | May 4 | May 11 | — | Aug 10 – Sep 7 | 85–100 |
| Spinach | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Aug 3 | 35–50 |
| Squash (Summer) | Mar 23 | May 4 | May 11 | — | Jun 29 – Aug 31 | 45–65 |
| Squash (Winter) | Mar 23 | May 4 | May 11 | — | Aug 3 – Sep 28 | 80–120 |
| Sunchoke | — | — | May 11 | — | Aug 31 – Oct 26 | 110–150 |
| Sweet Corn | — | May 4 | — | — | Jul 6 – Aug 17 | 60–90 |
| Sweet Potatoes | Mar 2 | May 4 | May 11 | — | Aug 10 – Sep 28 | 90–120 |
| Tatsoi | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 1 – Jul 6 | 35–50 |
| Tomatillo | Mar 2 | May 4 | May 11 | — | Jul 13 – Sep 21 | 60–85 |
| Tomatoes | Mar 2 | May 4 | May 11 | — | Jul 13 – Sep 21 | 60–85 |
| Turnip | — | Apr 13 | — | Aug 7 | May 25 – Jun 29 | 40–60 |
| Watercress | Mar 23 | Apr 13 | Apr 27 | Aug 7 | Jun 8 – Jul 13 | 40–60 |
| Watermelon | Mar 23 | May 4 | May 11 | — | Jul 20 – Sep 7 | 70–100 |
| Wax Beans | — | May 4 | — | — | Jun 29 – Aug 24 | 50–65 |
| Winter Melon | Mar 2 | May 4 | May 11 | — | Aug 10 – Sep 28 | 90–120 |
| Yard Long Beans | Mar 2 | May 4 | May 11 | — | Jul 6 – Aug 17 | 55–80 |
| Zucchini | Mar 23 | May 4 | May 11 | — | Jun 29 – Aug 24 | 45–60 |
🍓 Fruits to Grow in Whitley County
27 fruits that grow well in Zone 6a with planting dates for Whitley County.
Show all 27 fruits with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 18 | — | Aug 17 – Nov 30 | 90–180 |
| Aronia | — | — | May 18 | — | — | 730–1095 |
| Blackberries | — | — | May 18 | — | — | 365–730 |
| Blueberries | — | — | May 18 | — | — | 730–1095 |
| Boysenberries | — | — | May 18 | — | — | 365–730 |
| Cantaloupe | — | — | May 18 | — | Jul 27 – Aug 31 | 70–90 |
| Che Fruit | — | — | May 18 | — | — | 1095–1825 |
| Cranberries | — | — | May 18 | — | — | 730–1095 |
| Currants | — | — | May 18 | — | — | 730–1095 |
| Elderberries | — | — | May 18 | — | — | 730–1095 |
| Goji Berries | — | — | May 18 | — | — | 730–1095 |
| Gooseberries | — | — | May 18 | — | — | 730–1095 |
| Grapes | — | — | May 18 | — | — | 730–1095 |
| Ground Cherry | — | — | May 18 | — | Jul 27 – Sep 21 | 65–80 |
| Hardy Kiwi | — | — | May 18 | — | — | 1095–1825 |
| Haskaps | — | — | May 18 | — | — | 730–1095 |
| Honeydew | — | — | May 18 | — | Aug 10 – Sep 21 | 80–110 |
| Jostaberry | — | — | May 18 | — | — | 730–1095 |
| Lingonberries | — | — | May 18 | — | — | 730–1095 |
| Medlar | — | — | May 18 | — | — | 1095–1825 |
| Mulberries | — | — | May 18 | — | — | 730–1825 |
| Pawpaw | — | — | May 18 | — | — | 1095–2555 |
| Persimmon | — | — | May 18 | — | — | 1095–2555 |
| Quince | — | — | May 18 | — | — | 1095–1825 |
| Raspberries | — | — | May 18 | — | — | 365–730 |
| Serviceberries | — | — | May 18 | — | — | 730–1095 |
| Strawberries | — | — | May 18 | — | Aug 17 – Nov 30 | 90–365 |
🌿 Herbs to Grow in Whitley County
35 herbs that grow well in Zone 6a with planting dates for Whitley County.
Show all 35 herbs with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Angelica | Mar 23 | Apr 13 | Apr 20 | Aug 7 | — | 365–730 |
| Anise | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jul 20 – Oct 5 | 90–120 |
| Basil | Mar 9 | May 4 | May 11 | — | Jul 6 – Sep 7 | 50–75 |
| Bee Balm | — | — | May 4 | — | Aug 3 – Oct 19 | 90–120 |
| Borage | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 15 – Aug 3 | 50–60 |
| Caraway | Mar 23 | Apr 13 | Apr 20 | Aug 7 | — | 365–450 |
| Catnip | — | — | May 4 | — | Jul 6 – Sep 7 | 60–80 |
| Chamomile | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 22 – Aug 31 | 60–90 |
| Chervil | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 1 – Aug 3 | 40–60 |
| Chives | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Cilantro | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 1 – Aug 3 | 40–60 |
| Comfrey | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Cumin | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Aug 3 – Oct 5 | 100–120 |
| Dill | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 1 – Aug 3 | 40–60 |
| Epazote | Mar 9 | May 4 | May 11 | — | Jun 29 – Aug 24 | 45–60 |
| Fennel (herb) | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 22 – Aug 31 | 60–90 |
| Feverfew | — | — | May 4 | — | Aug 3 – Oct 19 | 90–120 |
| Garlic Chives | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Horehound | — | — | May 4 | — | Jul 20 – Sep 14 | 75–90 |
| Hyssop | — | — | May 4 | — | Jul 13 – Sep 14 | 70–90 |
| Lemon Balm | — | — | May 4 | — | Jul 6 – Aug 24 | 60–70 |
| Lemon Thyme | — | — | May 4 | — | Jul 13 – Sep 14 | 70–90 |
| Lovage | — | — | May 4 | — | Jul 13 – Sep 14 | 70–90 |
| Marjoram | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Mint | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Oregano | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Parsley | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 22 – Aug 24 | 60–80 |
| Rue | — | — | May 4 | — | Jul 13 – Sep 14 | 70–90 |
| Sage | — | — | May 4 | — | Jul 20 – Sep 14 | 75–90 |
| Savory | — | — | May 4 | — | Jun 29 – Aug 24 | 50–70 |
| Sorrel | Mar 23 | Apr 13 | Apr 20 | Aug 7 | Jun 1 – Aug 3 | 40–60 |
| Tarragon | — | — | May 4 | — | Jul 6 – Sep 14 | 60–90 |
| Thai Basil | Mar 9 | May 4 | May 11 | — | Jul 6 – Sep 7 | 50–75 |
| Thyme | — | — | May 4 | — | Jul 13 – Sep 14 | 70–90 |
| Valerian | — | — | May 4 | — | Sep 7 – Nov 16 | 120–180 |
🌸 Flowers to Grow in Whitley County
53 flowers that grow well in Zone 6a with planting dates for Whitley County.
Show all 53 flowers with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Mar 9 | Apr 27 | Apr 27 | — | Jun 22 – Sep 28 | 60–75 |
| Alliums | — | — | — | Sep 4 | Oct 2 – Oct 30 | 28–42 |
| Anemones | Mar 30 | — | Apr 27 | — | Jun 1 – Jun 29 | 90–120 |
| Astilbe | Feb 23 | — | May 4 | — | Jul 13 – Sep 21 | 70–100 |
| Bachelor's Button | Mar 16 | Mar 30 | Apr 27 | Sep 4 | Jun 29 – Sep 14 | 60–90 |
| Begonias | Feb 16 | — | May 4 | — | Jul 13 – Oct 12 | 70–90 |
| Black-eyed Susan | Feb 23 | Apr 27 | May 4 | — | Jul 20 – Nov 2 | 60–80 |
| Bleeding Hearts | Feb 23 | — | May 4 | — | Jun 29 – Aug 3 | 60–90 |
| Calendula | Mar 16 | Mar 30 | Apr 27 | — | Jun 15 – Sep 14 | 50–70 |
| California Poppy | — | Mar 30 | — | — | Jun 8 – Jul 20 | 60–90 |
| Celosia | Mar 23 | May 4 | May 4 | — | Jul 6 – Oct 19 | 60–90 |
| Columbine | Feb 23 | May 11 | May 11 | — | Jul 6 – Aug 10 | 70–100 |
| Coreopsis | Feb 23 | May 4 | May 4 | — | Jul 13 – Nov 2 | 60–80 |
| Cosmos | Mar 30 | Apr 27 | Apr 27 | — | Jul 6 – Oct 12 | 60–90 |
| Crocus | — | — | — | Sep 4 | Jul 24 – Aug 14 | 10–20 |
| Daffodils | — | — | — | Sep 4 | Jul 31 – Aug 21 | 20–40 |
| Dahlias | Mar 30 | May 4 | May 4 | — | Jul 20 – Nov 2 | 70–120 |
| Daylily | Feb 23 | — | May 4 | — | Jul 20 – Nov 2 | 60–90 |
| Dianthus | Mar 2 | Mar 30 | Apr 13 | — | Jun 1 – Aug 31 | 60–80 |
| Echinacea (Purple Coneflower) | Feb 23 | May 11 | May 11 | — | Aug 3 – Nov 9 | 70–90 |
| Foxglove | Feb 23 | May 4 | May 4 | — | Jun 29 – Aug 3 | 80–120 |
| Gaillardia (Blanket Flower) | Mar 9 | May 4 | May 4 | — | Jul 13 – Nov 16 | 70–100 |
| Geraniums | Feb 16 | — | May 4 | — | Jul 13 – Oct 12 | 70–100 |
| Gladiolus | — | Apr 27 | Apr 27 | — | Jul 13 – Oct 26 | 70–100 |
| Hostas | Feb 16 | — | May 4 | — | Jul 20 – Nov 2 | 60–90 |
| Hyacinths | — | — | — | Sep 4 | Aug 21 – Sep 11 | 14–28 |
| Hydrangeas | Feb 16 | — | May 4 | — | Jul 13 – Oct 19 | 90–150 |
| Impatiens | Mar 2 | — | May 4 | — | Jul 13 – Oct 19 | 60–75 |
| Irises | — | Division | May 4 | — | Jun 29 – Jul 27 | 60–100 |
| Larkspur | — | Mar 30 | — | — | Jun 8 – Aug 3 | 60–90 |
| Lavender | Feb 16 | — | May 11 | — | Jul 20 – Sep 14 | 90–120 |
| Lilies | — | Division | May 4 | — | Jul 13 – Oct 19 | 70–120 |
| Lobelia | Feb 23 | — | Apr 13 | — | Jun 8 – Aug 31 | 70–80 |
| Lupine | Feb 23 | May 4 | May 4 | — | Jun 29 – Aug 3 | 75–100 |
| Marigolds | Mar 16 | May 4 | May 4 | — | Jun 29 – Sep 28 | 50–70 |
| Nasturtium | Mar 30 | May 4 | May 4 | — | Jun 29 – Oct 19 | 55–65 |
| Pansy | Feb 16 | — | Apr 27 | Aug 21 | Jun 22 – Aug 24 | 70–90 |
| Peonies | — | Division | May 4 | — | Jul 6 – Aug 10 | 90–120 |
| Petunia | Mar 2 | — | May 4 | — | Jul 13 – Oct 19 | 70–90 |
| Phlox | Feb 23 | May 4 | May 4 | — | Jul 13 – Oct 5 | 80–110 |
| Portulaca | Mar 23 | May 4 | May 4 | — | Jun 22 – Oct 5 | 50–70 |
| Ranunculus | Mar 16 | — | Apr 27 | — | Jun 8 – Jul 6 | 90–120 |
| Roses | Feb 16 | — | May 4 | — | Jul 13 – Nov 2 | 90–180 |
| Salvia | Feb 23 | — | May 4 | — | Jul 13 – Oct 19 | 70–90 |
| Sedum (Stonecrop) | Feb 23 | — | May 4 | — | Aug 24 – Nov 9 | 60–90 |
| Snapdragon | Feb 16 | Apr 6 | Apr 27 | — | Jul 6 – Sep 14 | 70–100 |
| Sunflower | Apr 6 | May 4 | May 4 | — | Jul 27 – Oct 19 | 70–100 |
| Sweet Alyssum | Mar 9 | Apr 6 | Apr 27 | — | Jun 8 – Aug 17 | 45–60 |
| Sweet Pea | Mar 16 | Mar 23 | Apr 27 | — | Jul 13 – Sep 21 | 65–85 |
| Tulips | — | — | — | Sep 4 | Aug 14 – Sep 11 | 15–30 |
| Vinca (Annual) | Feb 16 | — | May 4 | — | Jul 13 – Oct 19 | 70–90 |
| Yarrow | Feb 23 | Apr 27 | May 4 | — | Jul 13 – Nov 2 | 60–90 |
| Zinnia | Mar 30 | May 4 | May 4 | — | Jul 13 – Oct 19 | 60–70 |
Monthly Planting Guide for Whitley County
Gardening Guides & Resources
Helpful guides from The Ultimate Homestead to improve your garden in Whitley County.
Frequently Asked Questions
What planting zone is Whitley County, IN?
Whitley County is in USDA Hardiness Zone 6a. 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 Whitley County, IN?
Based on 31 years of NOAA weather station data, the median last spring frost in Whitley County falls around April 27. In 8 out of 10 years, last frost lands between April 12 and May 13 — a 31-day window of variability. Use May 13 as your conservative safe-to-plant date for frost-sensitive crops.
When is the first fall frost in Whitley County, IN?
The median first fall frost in Whitley County arrives around October 16. In cold years it can arrive as early as October 3; in mild years as late as October 26. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.
How long is the growing season in Whitley County?
Whitley County has a frost-free growing season of approximately 172 days. This is enough time for most warm-season crops including tomatoes, peppers, and squash with proper timing.
What is the soil like in Whitley County for gardening?
Whitley County has predominantly Silt Loam soil with a pH range of 6–7.1 and Excessively Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.
What is grown commercially in Whitley County?
Whitley County has commercial agriculture that includes Corn, Soybeans, Hay, Wheat, Oats. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.
Is Whitley County a good location for home gardening?
Whitley County scores 76/100 (Good) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. This is an above-average location for home gardening with relatively predictable growing conditions.
Your Whitley County Garden Planner — Free
A 22-page printable planner built for Whitley County (Zone 6a). 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