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Hart County, KY — Planting Guide

Hart County, Kentucky Zone 7a May

Hart County, Kentucky gardeners: here's your May plan

Here's what deserves your attention in Hart County, Kentucky this month. Everything below is tailored to Zone 7a and timed around your local frost dates.

Avg. last frost April 9
Avg. first frost October 28
Soil temp (4") 53°F
Watering Moderate
Pest pressure Low
Daylight 14 hrs
  1. Start basil, cucumber, and kale indoors

    Your window is short. These crops want several weeks of indoor growth before they go outside.

  2. Start harvesting carrots, lettuce, and radish

    The more you pick, the more the plant produces. Letting fruit overripen tells the plant it's time to stop.

Get ahead of June
  • Starting indoors: peppers, eggplant, and hot peppers
  • First harvests: basil, carrots, and cucumber

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Hart County is in USDA Zone 7a. The average last spring frost is April 9 and the first fall frost is October 28, giving you a growing season of approximately 202 days.

At an elevation of 3,611 ft, Hart County receives approximately 48.1 in of rainfall annually. Summer highs average 91°F with winter lows around 22°F. The predominant soil type is Silt Loam.

Based on 31 years of NOAA climate station data, the last frost date here varies by 29 days year to year — ranging from March 26 in warm years to April 24 in cold years. The growing season is trending shorter by about 2.84 days per decade. Hart County scores 48/100 (Moderate) on the Microclimate Index.

🌡️ Zone

7a (°F to °F min)

❄️ Last Frost

April 9

🍂 First Frost

October 28

📅 Growing Season

202 days

⛰️ Elevation

3,611 ft

🌧️ Annual Rainfall

48.1 in

Hart County, KY Long season
202 days
Last Spring Frost April 9
202 growing days
First Fall Frost October 28

Monthly Watering Calendar

When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.

1"/wk 0" 1.3" 2.6" 3.8" 5.1" Jan 4.5" Feb 4" Mar 5.1" +0.5" Apr 3.8" +1" May 3.3" Jun 4.2" Jul 4.7" Aug 4.1" Sep 4" +1.5" Oct 2.8" Nov 4.1" Dec 3.4"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 4.5 in 10 days None
Feb 4 in 7 days None
Mar 5.1 in 8 days Low
Apr 3.8 in 7 days 0.5 in Low
May 3.3 in 8 days 1 in Moderate
Jun 4.2 in 10 days 0.1 in Low
Jul 4.7 in 10 days Low
Aug 4.1 in 12 days 0.2 in Low
Sep 4 in 7 days 0.3 in Low
Oct 2.8 in 6 days 1.5 in Moderate
Nov 4.1 in 8 days None
Dec 3.4 in 8 days None

Annual total: 48 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.

Hart County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-7

Drainage

Well Drained

Frost Risk Probability

Based on 31 years of NOAA weather station data from 3 stations

Too early frost risk Safe to Plant Apr 9 → Oct 28 202 frost-free days Protect crops frost returns Mar Apr May Jun Jul Aug Sep Oct Nov Dec Safe: Apr 24 Protect by: Nov 9

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 24 Nov 9 199 days
Cautious Apr 17 Nov 1 198 days
Average year Apr 9 Oct 28 202 days
Optimistic Apr 3 Oct 21 201 days
Aggressive (risky) Mar 26 Oct 15 203 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±29 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.

⚠️
Is the growing season changing?

Yes — growing seasons are getting shorter here (about 2.8 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.

Gardening Difficulty Score

48 Moderate
Frost Timing Risk
10.0/10
Drought Risk
3.5/10
Soil Difficulty
1.0/10
Altitude Challenge
5.2/10
Climate Shift
10.0/10
Rainfall Challenge
1.2/10

Hart County presents some gardening challenges. Choose adapted varieties and plan around frost dates.

Zone 7a Frost Countdown
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Loading...
Last Frost: Apr 9 First Frost: Oct 28

Local Gardening Help in Hart 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 Hart County's climate and soil.

County Extension Office

Hart County University of Kentucky Cooperative Extension Extension Office

Phone: 859-257-4302

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.

Find Master Gardeners in KY →

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.

Request a Soil Test →

Services Available in Hart County

Soil testing Pest identification Master Gardener program
Finding local nurseries & garden centers in Hart County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Hart 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 Hart County KY" or "garden center Hart 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 Hart County KY" or check your extension office and local parks department. Facebook groups like "Hart County Gardeners" or "Kentucky 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
After Peas (harvest ends Jul 30) 90 days until frost
After Tomatoes (harvest ends Sep 3) 55 days until frost
After Chard (harvest ends Jul 23) 97 days until frost
After Cauliflower (harvest ends Aug 6) 83 days until frost
After Snap Peas (harvest ends Aug 13) 76 days until frost
After Cantaloupe (harvest ends Aug 13) 76 days until frost

Sunlight & Day Length

Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.

Longest Day

14.6 hours

Summer solstice daylight

Shortest Day

9.4 hours

Winter solstice daylight

Peak Sun Hours

9 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.

14hr 12hr 3h 6h 10h 13h 16h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight hours (sunrise to sunset) Peak sun hours (direct sunlight after cloud cover) ▪ Gold zone = long day (14+ hr) ▪ Blue zone = short day (<12 hr)

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
MonthDaylight HoursPeak Sun HoursDay Length
January 9.7 hr 5.1 hr Short day
February 10.6 hr 5.7 hr Short day
March 11.7 hr 6.6 hr Short day
April 13 hr 7.5 hr Neutral
May 14 hr 9 hr Long day
June 14.6 hr 8 hr Long day
July 14.3 hr 8 hr Long day
August 13.4 hr 7.3 hr Neutral
September 12.2 hr 6.8 hr Neutral
October 11 hr 6.7 hr Short day
November 10 hr 5.5 hr Short day
December 9.4 hr 4.4 hr Short day

Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.

Soil Temperature & Composting Calendar

Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from Jun through Sep.

Best Month to Compost

Jul

Microbial activity peaks when soil is warm.

Active Composting

6 months

Solid season. Piles go dormant in winter.

60°F 70°F 10° 30° 50° 70° 90° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
4" depth 8" depth - - - 60°F (corn, beans) - - - 70°F (tomatoes, peppers)
View detailed monthly data
MonthSoil 4" DeepSoil 8" DeepCompost ActivityTime to Finish
Jan 24°F 31°F ❄️ Dormant ~36 weeks
Feb 24°F 28°F ❄️ Dormant ~36 weeks
Mar 33°F 32°F ❄️ Dormant ~36 weeks
Apr 43°F 42°F 🐢 Slow ~24 weeks
May 53°F 51°F ♻️ Active ~14 weeks
Jun 65°F 60°F ♻️ Active ~14 weeks
Jul 72°F 65°F 🔥 Peak ~8 weeks
Aug 72°F 70°F 🔥 Peak ~8 weeks
Sep 69°F 66°F 🔥 Peak ~8 weeks
Oct 53°F 56°F ♻️ Active ~14 weeks
Nov 42°F 47°F 🐢 Slow ~24 weeks
Dec 27°F 35°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 Hart County

Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.

Insect Pest Pressure

6.8 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.8 / 10

Moderate — watch for mildew and blight during wet periods.

Seasonal Risk

Spring Low
Summer High
Fall Low
Winter Low
View 6 common pests in your area
PestRisk LevelPeak Months
Aphids High Apr, May, Jun, Jul, Aug, Sep
Japanese beetles Moderate Jun, Jul, Aug
Squash vine borers Moderate Jun, Jul
Tomato hornworms Moderate Jun, Jul, Aug
Cucumber beetles Moderate 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 Hart County

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with county-specific planting dates.

Spring Cover Crops (3 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Apr 12 Aug 19 Rapid growth, attracts pollinators, suppresses weeds
Sorghum-sudan grass Apr 18 Aug 26 Massive biomass, breaks compaction, suppresses nematodes
White clover Mar 15 Aug 19 ✓ 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 Apr 28 Oct 14 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 Mar 26 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Aug 25 Mar 26 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Sep 9 Mar 19 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Aug 7 Mar 26 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 24 Mar 19 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 27 Mar 26 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 28 Mar 26 Erosion control, weed suppression, good biomass

Wind & Microclimate

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: 10 mph   Winter: 10 mph

Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.

Windbreak Benefit

5.4/10

Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.

Frost Pocket Risk

Low

Relatively flat terrain (152 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting Potential

How much water you can collect, when to collect it, and what size system you need for your garden.

Annual Collection

23,923 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 750 gal tank.

Legal Status

Unrestricted

Rainwater harvesting is fully legal in your state with no restrictions.

Best Collection Months

Jan, Mar, Jun, Jul

Highest rainfall months — your barrels will fill up quickly during these months.

Months to Draw From Storage

May, Oct, 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 48.0 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 23,923 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (May, Oct, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection

Soil & Growing Conditions in Hart County

Soil Type

Silt Loam

Soil pH 5.8–7 · Moderately Well Drained drainage

Good candidate for raised beds to maximise drainage and extend the season.

Watering Needs

Drought stress: 3.5/10

Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (48.1 in. annual rainfall)

Season Tips

202-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 24-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.

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Recommended for Your Garden

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

📏
Digital pH Meter $10-20

Get instant, accurate soil pH readings to fine-tune your amendments.

🍂
Organic Compost $8-30

Boost soil fertility and structure with rich, well-aged organic compost.

🥬 Vegetables to Grow in Hart County

113 vegetables that grow well in Zone 7a with planting dates for Hart County.

Show all 113 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Acorn Squash Mar 12 Apr 16 Apr 23 Jul 16 – Aug 20 80–100
Amaranth Feb 19 Apr 16 Apr 23 Jul 23 – Sep 10 90–120
Artichoke Apr 23 Aug 27 – Nov 5 120–180
Arugula Mar 5 Mar 26 Apr 9 May 14 – Jul 16 30–50
Asparagus Apr 23 730–1095
Beets Mar 26 May 21 – Jun 18 50–70
Belgian Endive Mar 5 Mar 26 Apr 9 Jul 30 – Sep 24 110–150
Bitter Melon Feb 19 Apr 16 Apr 23 Jun 25 – Aug 6 60–90
Black Beans Apr 16 Jul 16 – Sep 3 90–120
Bok Choy Mar 5 Mar 26 Apr 9 May 21 – Jun 25 40–60
Broccoli Mar 5 Mar 26 Apr 9 Jun 11 – Jul 23 60–90
Broccoli Rabe Mar 5 Mar 26 Apr 9 May 21 – Jun 25 40–60
Brussels Sprouts Mar 5 Mar 26 Apr 9 Jul 9 – Sep 3 90–130
Butternut Squash Mar 12 Apr 16 Apr 23 Jul 23 – Aug 27 85–110
Cabbage Mar 5 Mar 26 Apr 9 Jun 11 – Aug 6 60–100
Calabash Feb 19 Apr 16 Apr 23 Jul 16 – Sep 10 80–120
Cardoon Apr 23 Aug 27 – Oct 8 120–150
Carrots Mar 26 May 28 – Jul 2 60–80
Cauliflower Mar 5 Mar 26 Apr 9 Jun 4 – Aug 6 55–100
Celeriac Mar 5 Mar 26 Apr 9 Jul 23 – Aug 27 100–120
Celery Mar 5 Mar 26 Apr 9 Jul 2 – Aug 27 80–120
Celtuce Mar 5 Mar 26 Apr 9 Jun 11 – Jul 23 60–90
Chard Mar 5 Mar 26 Apr 9 Jun 4 – Jul 23 50–60
Chayote Feb 19 Apr 16 Apr 23 Aug 27 – Nov 5 120–180
Chickpeas Mar 5 Mar 26 Apr 9 Jul 2 – Aug 13 80–110
Chicory Mar 5 Mar 26 Apr 9 Jun 11 – Jul 23 60–85
Chinese Cabbage Mar 5 Mar 26 Apr 9 Jun 4 – Jul 2 50–70
Christmas Lima Beans Feb 19 Apr 16 Apr 23 Jul 16 – Aug 20 80–100
Collard Greens Mar 5 Mar 26 Apr 9 Jun 4 – Aug 6 55–75
Corn Apr 16 Jun 18 – Aug 13 60–100
Cowpeas Apr 16 Jun 18 – Jul 30 60–90
Cress Mar 5 Mar 26 Apr 9 Apr 23 – May 14 14–21
Crookneck Squash Mar 12 Apr 16 Apr 23 Jun 11 – Jul 9 45–60
Crosne Mar 26 Aug 27 – Oct 29 150–200
Cucumber Mar 12 Apr 16 Apr 23 Jun 18 – Aug 13 50–70
Daikon Mar 26 May 21 – Jun 18 50–70
Delicata Squash Mar 12 Apr 16 Apr 23 Jul 16 – Aug 20 80–100
Edamame Apr 16 Jul 2 – Aug 13 75–100
Eggplant Feb 5 Apr 16 Apr 23 Jul 2 – Sep 3 65–85
Endive Mar 5 Mar 26 Apr 9 May 28 – Jul 2 45–65
Escarole Mar 5 Mar 26 Apr 9 Jun 4 – Jul 2 50–70
Fava Beans Mar 5 Mar 26 Apr 9 Jun 25 – Aug 6 75–100
Fennel Feb 19 Apr 16 Apr 23 Jun 25 – Aug 6 60–90
Garlic 90–240
Green Beans Apr 16 Jun 11 – Aug 6 50–65
Horseradish Apr 23 Aug 27 – Nov 5 120–180
Hot Peppers Feb 5 Apr 16 Apr 23 Jul 2 – Oct 8 70–120
Hubbard Squash Mar 12 Apr 16 Apr 23 Aug 6 – Sep 10 100–120
Jicama Feb 19 Apr 16 Apr 23 Aug 27 – Nov 5 120–180
Kabocha Mar 12 Apr 16 Apr 23 Jul 23 – Aug 20 85–100
Kai Lan Mar 5 Mar 26 Apr 9 May 28 – Jun 25 45–60
Kale Mar 5 Mar 26 Apr 9 Jun 4 – Jul 30 50–70
Kidney Beans Apr 16 Jul 16 – Aug 20 85–110
Kohlrabi Mar 5 Mar 26 Apr 9 May 28 – Jul 2 45–65
Komatsuna Mar 5 Mar 26 Apr 9 May 14 – Jun 18 35–50
Leeks Mar 5 Mar 26 Apr 9 Jul 9 – Sep 24 90–150
Lentils Mar 5 Mar 26 Apr 9 Jul 2 – Aug 13 80–110
Lettuce Mar 5 Mar 26 Apr 9 May 14 – Jul 23 30–60
Lima Beans Apr 16 Jun 18 – Jul 30 60–90
Loofah Feb 19 Apr 16 Apr 23 Aug 6 – Oct 8 100–150
Luffa Feb 19 Apr 16 Apr 23 Jul 23 – Oct 8 90–150
Mache Mar 5 Mar 26 Apr 9 May 21 – Jun 25 40–60
Malabar Spinach Feb 19 Apr 16 Apr 23 Jun 18 – Jul 16 55–70
Melon Mar 12 Apr 16 Apr 23 Jul 2 – Aug 20 70–100
Microgreens Mar 5 Mar 26 Apr 9 Apr 16 – May 14 7–21
Mitsuba Mar 5 Mar 26 Apr 2 May 28 – Jul 23 50–70
Mizuna Mar 5 Mar 26 Apr 9 May 14 – Jun 11 30–45
Mustard Greens Mar 5 Mar 26 Apr 9 May 14 – Jul 16 30–50
Napa Cabbage Mar 5 Mar 26 Apr 9 Jun 4 – Jul 9 55–75
New Zealand Spinach Feb 19 Apr 16 Apr 23 Jun 18 – Jul 16 55–70
Okra Feb 19 Apr 16 Apr 23 Jun 18 – Aug 13 50–65
Onion Mar 5 Mar 26 Apr 9 Jul 9 – Aug 27 90–120
Pac Choi Mar 5 Mar 26 Apr 9 May 21 – Jun 18 40–55
Parsnip Mar 26 Jul 9 – Aug 20 100–130
Patty Pan Squash Mar 12 Apr 16 Apr 23 Jun 11 – Jul 9 45–60
Peas Mar 5 Mar 26 Apr 9 Jun 4 – Jul 30 55–70
Peppers Feb 5 Apr 16 Apr 23 Jun 25 – Sep 3 60–90
Pole Beans Feb 19 Apr 16 Apr 23 Jun 18 – Aug 13 55–70
Potatoes Feb 19 Apr 16 Apr 23 Jul 2 – Sep 10 70–120
Pumpkin Mar 12 Apr 16 Apr 23 Jul 23 – Sep 10 85–120
Purslane Mar 5 Mar 26 Apr 9 May 21 – Jun 25 40–60
Radicchio Mar 5 Mar 26 Apr 9 Jun 11 – Jul 16 60–80
Radish Mar 26 Apr 23 – May 14 22–35
Rhubarb Apr 30 365–730
Romanesco Mar 5 Mar 26 Apr 9 Jun 25 – Aug 6 75–100
Rutabaga Mar 26 Jun 18 – Jul 23 80–100
Salsify Mar 26 Jul 9 – Aug 20 100–130
Savoy Cabbage Mar 5 Mar 26 Apr 9 Jun 18 – Aug 13 70–110
Scallions Mar 5 Mar 26 Apr 9 Jun 4 – Jul 2 50–70
Scarlet Runner Beans Feb 19 Apr 16 Apr 23 Jun 25 – Jul 30 60–80
Shallot Mar 5 Mar 26 Apr 9 Jul 9 – Aug 27 90–120
Shiso Feb 19 Apr 16 Apr 23 Jun 18 – Aug 13 50–70
Snap Peas Feb 19 Apr 16 Apr 23 Jun 18 – Aug 13 55–70
Snow Peas Mar 5 Mar 26 Apr 9 Jun 4 – Jul 30 50–65
Soybeans Apr 16 Jul 9 – Sep 3 80–120
Spaghetti Squash Mar 12 Apr 16 Apr 23 Jul 23 – Aug 20 85–100
Spinach Mar 5 Mar 26 Apr 9 May 14 – Jul 16 35–50
Squash (Summer) Mar 12 Apr 16 Apr 23 Jun 11 – Aug 13 45–65
Squash (Winter) Mar 12 Apr 16 Apr 23 Jul 16 – Sep 10 80–120
Sunchoke Apr 23 Aug 13 – Oct 8 110–150
Sunflower Feb 19 Apr 16 Apr 23 Jul 2 – Aug 20 70–100
Sweet Corn Apr 16 Jun 18 – Jul 30 60–90
Sweet Potatoes Feb 19 Apr 16 Apr 23 Jul 23 – Sep 10 90–120
Tatsoi Mar 5 Mar 26 Apr 9 May 14 – Jun 18 35–50
Tomatillo Feb 19 Apr 16 Apr 23 Jun 25 – Sep 3 60–85
Tomatoes Feb 19 Apr 16 Apr 23 Jun 25 – Sep 3 60–85
Turnip Mar 26 May 7 – Jun 11 40–60
Watercress Mar 5 Mar 26 Apr 9 May 21 – Jun 25 40–60
Watermelon Mar 12 Apr 16 Apr 23 Jul 2 – Aug 20 70–100
Wax Beans Apr 16 Jun 11 – Aug 6 50–65
Winter Melon Feb 19 Apr 16 Apr 23 Jul 23 – Sep 10 90–120
Yard Long Beans Feb 19 Apr 16 Apr 23 Jun 18 – Jul 30 55–80
Zucchini Mar 12 Apr 16 Apr 23 Jun 11 – Aug 6 45–60

🍓 Fruits to Grow in Hart County

31 fruits that grow well in Zone 7a with planting dates for Hart County.

Show all 31 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Alpine Strawberries Apr 30 Jul 30 – Nov 12 90–180
Aronia Apr 30 730–1095
Blackberries Apr 30 365–730
Blueberries Apr 30 730–1095
Boysenberries Apr 30 365–730
Cantaloupe Apr 30 Jul 9 – Aug 13 70–90
Che Fruit Apr 30 1095–1825
Cranberries Apr 30 730–1095
Currants Apr 30 730–1095
Elderberries Apr 30 730–1095
Figs Apr 30 730–1825
Goji Berries Apr 30 730–1095
Gooseberries Apr 30 730–1095
Grapes Apr 30 730–1095
Ground Cherry Apr 30 Jul 9 – Sep 3 65–80
Hardy Kiwi Apr 30 1095–1825
Haskaps Apr 30 730–1095
Honeydew Apr 30 Jul 23 – Sep 3 80–110
Jostaberry Apr 30 730–1095
Kiwi Apr 30 1095–1825
Lingonberries Apr 30 730–1095
Loquat Apr 30 730–1825
Medlar Apr 30 1095–1825
Mulberries Apr 30 730–1825
Pawpaw Apr 30 1095–2555
Persimmon Apr 30 1095–2555
Pomegranate Apr 30 730–1095
Quince Apr 30 1095–1825
Raspberries Apr 30 365–730
Serviceberries Apr 30 730–1095
Strawberries Apr 30 Jul 30 – Dec 10 90–365

🌿 Herbs to Grow in Hart County

39 herbs that grow well in Zone 7a with planting dates for Hart County.

Show all 39 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Angelica Mar 5 Mar 26 Apr 2 365–730
Anise Mar 5 Mar 26 Apr 2 Jul 2 – Sep 17 90–120
Basil Feb 19 Apr 16 Apr 23 Jun 18 – Aug 20 50–75
Bee Balm Apr 16 Jul 16 – Oct 1 90–120
Borage Mar 5 Mar 26 Apr 2 May 28 – Jul 16 50–60
Caraway Mar 5 Mar 26 Apr 2 365–450
Catnip Apr 16 Jun 18 – Aug 20 60–80
Chamomile Mar 5 Mar 26 Apr 2 Jun 4 – Aug 13 60–90
Chervil Mar 5 Mar 26 Apr 2 May 14 – Jul 16 40–60
Chives Apr 16 Jun 18 – Aug 27 60–90
Cilantro Mar 5 Mar 26 Apr 2 May 14 – Jul 16 40–60
Comfrey Apr 16 Jun 18 – Aug 27 60–90
Cumin Mar 5 Mar 26 Apr 2 Jul 16 – Sep 17 100–120
Dill Mar 5 Mar 26 Apr 2 May 14 – Jul 16 40–60
Echinacea Apr 16 Aug 20 – Nov 26 120–180
Epazote Feb 19 Apr 16 Apr 23 Jun 11 – Aug 6 45–60
Fennel (herb) Mar 5 Mar 26 Apr 2 Jun 4 – Aug 13 60–90
Feverfew Apr 16 Jul 16 – Oct 1 90–120
Garlic Chives Apr 16 Jun 18 – Aug 27 60–90
Horehound Apr 16 Jul 2 – Aug 27 75–90
Hyssop Apr 16 Jun 25 – Aug 27 70–90
Lavender Apr 16 Jul 16 – Nov 26 90–200
Lemon Balm Apr 16 Jun 18 – Aug 6 60–70
Lemon Thyme Apr 16 Jun 25 – Aug 27 70–90
Lovage Apr 16 Jun 25 – Aug 27 70–90
Marjoram Apr 16 Jun 18 – Aug 27 60–90
Mint Apr 16 Jun 18 – Aug 27 60–90
Oregano Apr 16 Jun 18 – Aug 27 60–90
Parsley Mar 5 Mar 26 Apr 2 Jun 4 – Aug 6 60–80
Rosemary Apr 16 Jul 9 – Nov 26 80–180
Rue Apr 16 Jun 25 – Aug 27 70–90
Sage Apr 16 Jul 2 – Aug 27 75–90
Savory Apr 16 Jun 11 – Aug 6 50–70
Sorrel Mar 5 Mar 26 Apr 2 May 14 – Jul 16 40–60
Tarragon Apr 16 Jun 18 – Aug 27 60–90
Thai Basil Feb 19 Apr 16 Apr 23 Jun 18 – Aug 20 50–75
Thyme Apr 16 Jun 25 – Aug 27 70–90
Valerian Apr 16 Aug 20 – Nov 26 120–180
Yarrow Apr 16 Jul 16 – Oct 1 90–120
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Monthly Planting Guide for Hart County

Gardening Guides & Resources

Helpful guides from The Ultimate Homestead to improve your garden in Hart County.

Frequently Asked Questions

What planting zone is Hart County, KY?

Hart County is in USDA Hardiness Zone 7a. 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 Hart County, KY?

Based on 31 years of NOAA weather station data, the median last spring frost in Hart County falls around April 9. In 8 out of 10 years, last frost lands between March 26 and April 24 — a 29-day window of variability. Use April 24 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Hart County, KY?

The median first fall frost in Hart County arrives around October 28. In cold years it can arrive as early as October 15; in mild years as late as November 9. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Hart County?

Hart County has a frost-free growing season of approximately 202 days. This long season supports multiple succession plantings and warm-season crops that need extended heat, like sweet potatoes and melons. Climate records show the growing season is trending shorter by about 2.84 days per decade.

What is the soil like in Hart County for gardening?

Hart County has predominantly Silt Loam soil with a pH range of 5.8–7 and Moderately Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Hart County?

Hart County has commercial agriculture that includes Corn, Soybeans, Cattle, Hay, Wheat. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.

Is Hart County a good location for home gardening?

Hart County scores 48/100 (Moderate) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. Gardening here benefits from close attention to frost timing and season extension due to the challenging microclimate factors.

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Your Hart County Garden Planner — Free

A 24-page printable planner built for Hart County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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The Gardener's Encyclopedia to Companion Planting

The Gardener's Encyclopedia to Companion Planting

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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
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See what's inside →
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Seed Saving & Storage Guide

Seed Saving & Storage Guide

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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.

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Composting Guide for Homesteaders

Composting Guide for Homesteaders

$27 $210 value

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
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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA GHCN-D daily station data (1994–2024) from 3 weather stations in or near Hart County (31 years of records). Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.