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Greene County, IN — Planting Guide

Greene County, Indiana Zone 6b June

Your June gardening checklist

Your garden in Greene County, Indiana is working on a schedule, even when you're not. Here's where you should be this June.

Avg. last frost April 15
Avg. first frost October 21
Soil temp (4") 73°F
Watering Low
Pest pressure High
Daylight 14.7 hrs
  1. Sow basil, peppers, and pole beans in trays indoors

    Starting these indoors now means sturdy transplants ready the moment your soil warms up.

  2. Harvest basil, carrots, and cucumber as they ripen

    This is the payoff month. Bring a basket, bring a friend, and get into the beds.

A few tasks this June that'll pay off in July
  • First harvests: basil, carrots, and cucumber

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Greene County is in USDA Zone 6b. The average last spring frost is April 15 and the first fall frost is October 21, giving you a growing season of approximately 189 days.

At an elevation of 1,023 ft, Greene County receives approximately 39 in of rainfall annually. Summer highs average 91°F with winter lows around 26°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 March 31 in warm years to May 1 in cold years. Greene County scores 76/100 (Good) on the Microclimate Index.

🌡️ Zone

6b (-5°F to 0°F min)

❄️ Last Frost

April 15

🍂 First Frost

October 21

📅 Growing Season

189 days

⛰️ Elevation

1,023 ft

🌧️ Annual Rainfall

39 in

Greene County, IN Moderate season
189 days
Last Spring Frost April 15
189 growing days
First Fall Frost October 21

Monthly Watering Calendar for Greene County

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

For new gardeners: Plants need different amounts of water at different growth stages — heavy at flowering and fruit-set, lighter at establishment. Greene County's 39" annual rainfall is your starting math; the timing tells you when natural rain will cover you and when you need to step in.

1"/wk 0" 1.3" 2.5" 3.8" 5" Jan 1.5" Feb 1.5" +1.9" Mar 2.4" +0.4" Apr 3.9" May 4.8" Jun 4.6" Jul 4.3" +0.5" Aug 3.8" +0.5" Sep 3.8" +0.9" Oct 3.4" Nov 2.6" Dec 2.4"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 1.5 in 8 days None
Feb 1.5 in 7 days None
Mar 2.4 in 9 days 1.9 in High
Apr 3.9 in 9 days 0.4 in Low
May 4.8 in 9 days Low
Jun 4.6 in 11 days Low
Jul 4.3 in 9 days Low
Aug 3.8 in 7 days 0.5 in Low
Sep 3.8 in 6 days 0.5 in Low
Oct 3.4 in 7 days 0.9 in Moderate
Nov 2.6 in 7 days None
Dec 2.4 in 7 days None

Annual total: 39 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.

Greene County Soil Profile

Soil Type

Silt Loam

Soil pH

5.8-7.1

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 15 → Oct 21 189 frost-free days Protect crops frost returns Mar Apr May Jun Jul Aug Sep Oct Nov Dec Safe: May 1 Protect by: Nov 2

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 1 Nov 2 185 days
Cautious Apr 20 Oct 28 191 days
Average year Apr 15 Oct 21 189 days
Optimistic Apr 9 Oct 16 190 days
Aggressive (risky) Mar 31 Oct 6 189 days
📊
How predictable are frost dates here?

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

76 Good
Frost Timing Risk
10.0/10
Drought Risk
3.5/10
Soil Difficulty
0.0/10
Altitude Challenge
0.1/10
Climate Shift
1.0/10
Rainfall Challenge
0.0/10

Greene County offers good growing conditions. A little planning around frost dates goes a long way.

Zone 6b Frost Countdown
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Loading...
Last Frost: Apr 15 First Frost: Oct 21

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

County Extension Office

Greene 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.

Find Master Gardeners in IN →

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 Greene County

Soil testing Pest identification Gardening workshops 4-H
Finding local nurseries & garden centers in Greene County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Greene 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 Greene County IN" or "garden center Greene 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 Greene County IN" or check your extension office and local parks department. Facebook groups like "Greene 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
After Beets (harvest ends Jul 8) 105 days until frost
After Pole Beans (harvest ends Aug 19) 63 days until frost
After Okra (harvest ends Aug 19) 63 days until frost
After Squash (Summer) (harvest ends Aug 19) 63 days until frost
After Cabbage (harvest ends Aug 12) 70 days until frost
After Onion (harvest ends Sep 2) 49 days until frost

Sunlight & Day Length in Greene County

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

Quick context: A 14-hour day in June produces dramatically more photosynthesis than a 10-hour day in November. Greene County's seasonal swing determines which crops can pack growth into spring vs. limp through fall.

Longest Day

14.7 hours

Summer solstice daylight

Shortest Day

9.3 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.

14hr 12hr 2h 6h 9h 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 9.5 hr 3.7 hr Short day
February 10.5 hr 4.7 hr Short day
March 11.7 hr 5.4 hr Short day
April 13 hr 6.8 hr Neutral
May 14.1 hr 7.8 hr Long day
June 14.7 hr 9.3 hr Long day
July 14.5 hr 9.4 hr Long day
August 13.5 hr 8.3 hr Neutral
September 12.2 hr 7.2 hr Neutral
October 10.9 hr 5.5 hr Short day
November 9.8 hr 3.8 hr Short day
December 9.3 hr 3.7 hr Short day

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

Soil Temperature & Composting in Greene County

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

Why it matters: Soil heats slower than air in spring and cools slower in fall. That's why "warm" April air doesn't mean "plant tomatoes" — soil still trails by weeks. Greene County's monthly soil curve makes the lag visible.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from May through Oct.

Best Month to Compost

Jun

Microbial activity peaks when soil is warm.

Active Composting

7 months

Solid season. Piles go dormant in winter.

60°F 70°F 10° 33° 55° 78° 100° 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 30°F 39°F ❄️ Dormant ~36 weeks
Feb 30°F 38°F ❄️ Dormant ~36 weeks
Mar 38°F 43°F ❄️ Dormant ~36 weeks
Apr 51°F 50°F ♻️ Active ~14 weeks
May 64°F 59°F ♻️ Active ~14 weeks
Jun 73°F 70°F 🔥 Peak ~8 weeks
Jul 81°F 76°F 🔥 Peak ~8 weeks
Aug 81°F 77°F 🔥 Peak ~8 weeks
Sep 77°F 73°F 🔥 Peak ~8 weeks
Oct 65°F 65°F ♻️ Active ~14 weeks
Nov 48°F 55°F 🐢 Slow ~24 weeks
Dec 39°F 45°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 Greene County

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

For new gardeners: Two gardeners can grow identical seeds and get wildly different results based on pest pressure alone. Greene County's climate sets a floor on what's possible without intervention.

Insect Pest Pressure

5.7 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.6 / 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 Moderate Apr, May, Jun, Jul, Aug, Sep
Japanese beetles High Jun, Jul, Aug
Squash vine borers Moderate Jun, Jul
Tomato hornworms Moderate Jun, Jul, Aug
Cucumber beetles 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 Greene County

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.

For new gardeners: In Greene County, cover crops also crowd out weeds. The denser the cover, the less weed pressure next season. Pays for itself in saved weeding time.

Spring Cover Crops (3 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Apr 15 Aug 12 Rapid growth, attracts pollinators, suppresses weeds
Sorghum-sudan grass Apr 23 Aug 12 Massive biomass, breaks compaction, suppresses nematodes
White clover Mar 20 Aug 26 ✓ 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 5 Oct 7 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 18 Mar 25 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Aug 23 Mar 25 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Sep 5 Mar 25 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Aug 1 Mar 25 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 8 Apr 1 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 12 Apr 1 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 21 Apr 1 Erosion control, weed suppression, good biomass

Wind & Microclimate in Greene County

Why this matters: Plants lose water through tiny leaf pores. Wind accelerates that loss dramatically — a 15 mph day can double a calm day's irrigation need. Greene County's 9.2 mph background wind is something to design around, not against. Windbreaks made of perennial shrubs save more water than any drip system.

Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.

Seasonal Wind Speed

Spring: 11 mph   Summer: 9 mph

Fall: 9 mph   Winter: 12 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 (224 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting in Greene County

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

Why it matters: A gravity-fed rain barrel ($75) is the easy entry. A larger cistern ($500-1500) covers a whole growing season. Greene County's 39" annual rainfall determines whether the larger system is overkill or essential.

Annual Collection

19,437 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

Apr, May, Jun, Jul

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

Months to Draw From Storage

Jan, Feb, Dec

Dry months when you'll rely on stored water — size your storage for this gap.

Rainwater collection tips for your area
  • Your county receives approximately 39.0 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 19,437 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 Greene County

Soil Type

Silt Loam

Soil pH 5.8–7.1 · Well Drained drainage

Native soil is well-suited to most vegetables and herbs with regular compost additions.

Watering Needs

Drought stress: 3.5/10

Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (39 in. annual rainfall)

Season Tips

189-day frost-free season

Plenty of time for warm-season crops. Start heat-lovers indoors 6–8 weeks before last frost to maximise your harvest window.

Your Free Printable Garden Planner

Plan every bed, every planting, every harvest — in one place. This 22-page printable includes your zone's planting calendar, a month-by-month task list, a seed inventory tracker, a harvest log, and succession-planting charts. Built to print, write in, and actually use all season.

Instant PDF download. No spam, unsubscribe any time.

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 Greene County

107 vegetables that grow well in Zone 6b with planting dates for Greene County.

Show all 107 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Mar 11 Apr 22 Apr 29 Jul 22 – Aug 26 80–100
Amaranth Feb 18 Apr 22 Apr 29 Jul 29 – Sep 16 90–120
Arugula Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jul 22 30–50
Asparagus Apr 29 730–1095
Beets Apr 1 Aug 12 May 27 – Jun 24 50–70
Belgian Endive Mar 11 Apr 1 Apr 15 Aug 12 Aug 5 – Sep 30 110–150
Bitter Melon Feb 18 Apr 22 Apr 29 Jul 1 – Aug 12 60–90
Black Beans Apr 22 Jul 22 – Sep 9 90–120
Bok Choy Mar 11 Apr 1 Apr 15 Aug 12 May 27 – Jul 1 40–60
Broccoli Mar 11 Apr 1 Apr 15 Aug 12 Jun 17 – Jul 29 60–90
Broccoli Rabe Mar 11 Apr 1 Apr 15 Aug 12 May 27 – Jul 1 40–60
Brussels Sprouts Mar 11 Apr 1 Apr 15 Aug 12 Jul 15 – Sep 9 90–130
Butternut Squash Mar 11 Apr 22 Apr 29 Jul 29 – Sep 2 85–110
Cabbage Mar 11 Apr 1 Apr 15 Aug 12 Jun 17 – Aug 12 60–100
Calabash Feb 18 Apr 22 Apr 29 Jul 22 – Sep 16 80–120
Carrots Apr 1 Aug 12 Jun 3 – Jul 8 60–80
Cauliflower Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Aug 12 55–100
Celeriac Mar 11 Apr 1 Apr 15 Aug 12 Jul 29 – Sep 2 100–120
Celery Mar 11 Apr 1 Apr 15 Aug 12 Jul 8 – Sep 2 80–120
Celtuce Mar 11 Apr 1 Apr 15 Aug 12 Jun 17 – Jul 29 60–90
Chard Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Jul 29 50–60
Chickpeas Mar 11 Apr 1 Apr 15 Aug 12 Jul 8 – Aug 19 80–110
Chicory Mar 11 Apr 1 Apr 15 Aug 12 Jun 17 – Jul 29 60–85
Chinese Cabbage Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Jul 8 50–70
Christmas Lima Beans Feb 18 Apr 22 Apr 29 Jul 22 – Aug 26 80–100
Collard Greens Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Aug 12 55–75
Corn Apr 22 Jun 24 – Aug 19 60–100
Cowpeas Apr 22 Jun 24 – Aug 5 60–90
Cress Mar 11 Apr 1 Apr 15 Aug 12 Apr 29 – May 20 14–21
Crookneck Squash Mar 11 Apr 22 Apr 29 Jun 17 – Jul 15 45–60
Crosne Apr 1 Aug 12 Sep 2 – Oct 14 150–200
Cucumber Mar 11 Apr 22 Apr 29 Jun 24 – Aug 19 50–70
Daikon Apr 1 Aug 12 May 27 – Jun 24 50–70
Delicata Squash Mar 11 Apr 22 Apr 29 Jul 22 – Aug 26 80–100
Edamame Apr 22 Jul 8 – Aug 19 75–100
Eggplant Feb 4 Apr 22 Apr 29 Jul 8 – Sep 9 65–85
Endive Mar 11 Apr 1 Apr 15 Aug 12 Jun 3 – Jul 8 45–65
Escarole Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Jul 8 50–70
Fava Beans Mar 11 Apr 1 Apr 15 Aug 12 Jul 1 – Aug 12 75–100
Fennel Feb 18 Apr 22 Apr 29 Jul 1 – Aug 12 60–90
Garlic Sep 9 Dec 9 – Mar 24 90–240
Green Beans Apr 22 Jun 17 – Aug 12 50–65
Horseradish Apr 29 Sep 2 – Nov 11 120–180
Hot Peppers Feb 4 Apr 22 Apr 29 Jul 8 – Oct 14 70–120
Hubbard Squash Mar 11 Apr 22 Apr 29 Aug 12 – Sep 16 100–120
Kabocha Mar 11 Apr 22 Apr 29 Jul 29 – Aug 26 85–100
Kai Lan Mar 11 Apr 1 Apr 15 Aug 12 Jun 3 – Jul 1 45–60
Kale Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Aug 5 50–70
Kidney Beans Apr 22 Jul 22 – Aug 26 85–110
Kohlrabi Mar 11 Apr 1 Apr 15 Aug 12 Jun 3 – Jul 8 45–65
Komatsuna Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jun 24 35–50
Leeks Mar 11 Apr 1 Apr 15 Aug 12 Jul 15 – Sep 30 90–150
Lentils Mar 11 Apr 1 Apr 15 Aug 12 Jul 8 – Aug 19 80–110
Lettuce Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jul 29 30–60
Lima Beans Apr 22 Jun 24 – Aug 5 60–90
Loofah Feb 18 Apr 22 Apr 29 Aug 12 – Oct 14 100–150
Luffa Feb 18 Apr 22 Apr 29 Jul 29 – Oct 14 90–150
Mache Mar 11 Apr 1 Apr 15 Aug 12 May 27 – Jul 1 40–60
Melon Mar 11 Apr 22 Apr 29 Jul 8 – Aug 26 70–100
Microgreens Mar 11 Apr 1 Apr 15 Aug 12 Apr 22 – May 20 7–21
Mitsuba Mar 11 Apr 1 Apr 8 Aug 12 Jun 3 – Jul 29 50–70
Mizuna Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jun 17 30–45
Mustard Greens Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jul 22 30–50
Napa Cabbage Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Jul 15 55–75
New Zealand Spinach Feb 18 Apr 22 Apr 29 Jun 24 – Jul 22 55–70
Okra Feb 18 Apr 22 Apr 29 Jun 24 – Aug 19 50–65
Onion Mar 11 Apr 1 Apr 15 Aug 12 Jul 15 – Sep 2 90–120
Pac Choi Mar 11 Apr 1 Apr 15 Aug 12 May 27 – Jun 24 40–55
Parsnip Apr 1 Aug 12 Jul 15 – Aug 26 100–130
Patty Pan Squash Mar 11 Apr 22 Apr 29 Jun 17 – Jul 15 45–60
Peas Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Aug 5 55–70
Peppers Feb 4 Apr 22 Apr 29 Jul 1 – Sep 9 60–90
Pole Beans Feb 18 Apr 22 Apr 29 Jun 24 – Aug 19 55–70
Potatoes Feb 18 Apr 22 Apr 29 Jul 8 – Sep 16 70–120
Pumpkin Mar 11 Apr 22 Apr 29 Jul 29 – Sep 16 85–120
Purslane Mar 11 Apr 1 Apr 15 Aug 12 May 27 – Jul 1 40–60
Radicchio Mar 11 Apr 1 Apr 15 Aug 12 Jun 17 – Jul 22 60–80
Radish Apr 1 Aug 12 Apr 29 – May 20 22–35
Rhubarb May 6 365–730
Romanesco Mar 11 Apr 1 Apr 15 Aug 12 Jul 1 – Aug 12 75–100
Rutabaga Apr 1 Aug 12 Jun 24 – Jul 29 80–100
Salsify Apr 1 Aug 12 Jul 15 – Aug 26 100–130
Savoy Cabbage Mar 11 Apr 1 Apr 15 Aug 12 Jun 24 – Aug 19 70–110
Scallions Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Jul 8 50–70
Scarlet Runner Beans Feb 18 Apr 22 Apr 29 Jul 1 – Aug 5 60–80
Shallot Mar 11 Apr 1 Apr 15 Aug 12 Jul 15 – Sep 2 90–120
Shiso Feb 25 Apr 22 Apr 29 Jun 24 – Aug 19 50–70
Snap Peas Feb 18 Apr 22 Apr 29 Jun 24 – Aug 19 55–70
Snow Peas Mar 11 Apr 1 Apr 15 Aug 12 Jun 10 – Aug 5 50–65
Soybeans Apr 22 Jul 15 – Sep 9 80–120
Spaghetti Squash Mar 11 Apr 22 Apr 29 Jul 29 – Aug 26 85–100
Spinach Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jul 22 35–50
Squash (Summer) Mar 11 Apr 22 Apr 29 Jun 17 – Aug 19 45–65
Squash (Winter) Mar 11 Apr 22 Apr 29 Jul 22 – Sep 16 80–120
Sunchoke Apr 29 Aug 19 – Oct 14 110–150
Sweet Corn Apr 22 Jun 24 – Aug 5 60–90
Sweet Potatoes Feb 18 Apr 22 Apr 29 Jul 29 – Sep 16 90–120
Tatsoi Mar 11 Apr 1 Apr 15 Aug 12 May 20 – Jun 24 35–50
Tomatillo Feb 18 Apr 22 Apr 29 Jul 1 – Sep 9 60–85
Tomatoes Feb 18 Apr 22 Apr 29 Jul 1 – Sep 9 60–85
Turnip Apr 1 Aug 12 May 13 – Jun 17 40–60
Watercress Mar 11 Apr 1 Apr 15 Aug 12 May 27 – Jul 1 40–60
Watermelon Mar 11 Apr 22 Apr 29 Jul 8 – Aug 26 70–100
Wax Beans Apr 22 Jun 17 – Aug 12 50–65
Winter Melon Feb 18 Apr 22 Apr 29 Jul 29 – Sep 16 90–120
Yard Long Beans Feb 18 Apr 22 Apr 29 Jun 24 – Aug 5 55–80
Zucchini Mar 11 Apr 22 Apr 29 Jun 17 – Aug 12 45–60

🍓 Fruits to Grow in Greene County

27 fruits that grow well in Zone 6b with planting dates for Greene County.

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries May 6 Aug 5 – Nov 18 90–180
Aronia May 6 730–1095
Blackberries May 6 365–730
Blueberries May 6 730–1095
Boysenberries May 6 365–730
Cantaloupe May 6 Jul 15 – Aug 19 70–90
Che Fruit May 6 1095–1825
Cranberries May 6 730–1095
Currants May 6 730–1095
Elderberries May 6 730–1095
Goji Berries May 6 730–1095
Gooseberries May 6 730–1095
Grapes May 6 730–1095
Ground Cherry May 6 Jul 15 – Sep 9 65–80
Hardy Kiwi May 6 1095–1825
Haskaps May 6 730–1095
Honeydew May 6 Jul 29 – Sep 9 80–110
Jostaberry May 6 730–1095
Lingonberries May 6 730–1095
Medlar May 6 1095–1825
Mulberries May 6 730–1825
Pawpaw May 6 1095–2555
Persimmon May 6 1095–2555
Quince May 6 1095–1825
Raspberries May 6 365–730
Serviceberries May 6 730–1095
Strawberries May 6 Aug 5 – Nov 18 90–365

🌿 Herbs to Grow in Greene County

35 herbs that grow well in Zone 6b with planting dates for Greene County.

Show all 35 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Mar 11 Apr 1 Apr 8 Aug 12 365–730
Anise Mar 11 Apr 1 Apr 8 Aug 12 Jul 8 – Sep 23 90–120
Basil Feb 25 Apr 22 Apr 29 Jun 24 – Aug 26 50–75
Bee Balm Apr 22 Jul 22 – Oct 7 90–120
Borage Mar 11 Apr 1 Apr 8 Aug 12 Jun 3 – Jul 22 50–60
Caraway Mar 11 Apr 1 Apr 8 Aug 12 365–450
Catnip Apr 22 Jun 24 – Aug 26 60–80
Chamomile Mar 11 Apr 1 Apr 8 Aug 12 Jun 10 – Aug 19 60–90
Chervil Mar 11 Apr 1 Apr 8 Aug 12 May 20 – Jul 22 40–60
Chives Apr 22 Jun 24 – Sep 2 60–90
Cilantro Mar 11 Apr 1 Apr 8 Aug 12 May 20 – Jul 22 40–60
Comfrey Apr 22 Jun 24 – Sep 2 60–90
Cumin Mar 11 Apr 1 Apr 8 Aug 12 Jul 22 – Sep 23 100–120
Dill Mar 11 Apr 1 Apr 8 Aug 12 May 20 – Jul 22 40–60
Epazote Feb 25 Apr 22 Apr 29 Jun 17 – Aug 12 45–60
Fennel (herb) Mar 11 Apr 1 Apr 8 Aug 12 Jun 10 – Aug 19 60–90
Feverfew Apr 22 Jul 22 – Oct 7 90–120
Garlic Chives Apr 22 Jun 24 – Sep 2 60–90
Horehound Apr 22 Jul 8 – Sep 2 75–90
Hyssop Apr 22 Jul 1 – Sep 2 70–90
Lemon Balm Apr 22 Jun 24 – Aug 12 60–70
Lemon Thyme Apr 22 Jul 1 – Sep 2 70–90
Lovage Apr 22 Jul 1 – Sep 2 70–90
Marjoram Apr 22 Jun 24 – Sep 2 60–90
Mint Apr 22 Jun 24 – Sep 2 60–90
Oregano Apr 22 Jun 24 – Sep 2 60–90
Parsley Mar 11 Apr 1 Apr 8 Aug 12 Jun 10 – Aug 12 60–80
Rue Apr 22 Jul 1 – Sep 2 70–90
Sage Apr 22 Jul 8 – Sep 2 75–90
Savory Apr 22 Jun 17 – Aug 12 50–70
Sorrel Mar 11 Apr 1 Apr 8 Aug 12 May 20 – Jul 22 40–60
Tarragon Apr 22 Jun 24 – Sep 2 60–90
Thai Basil Feb 25 Apr 22 Apr 29 Jun 24 – Aug 26 50–75
Thyme Apr 22 Jul 1 – Sep 2 70–90
Valerian Apr 22 Aug 26 – Nov 4 120–180

🌸 Flowers to Grow in Greene County

53 flowers that grow well in Zone 6b with planting dates for Greene County.

Show all 53 flowers with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Feb 25 Apr 15 Apr 15 Jun 10 – Sep 23 60–75
Alliums Sep 9 Oct 7 – Nov 4 28–42
Anemones Mar 18 Apr 15 May 13 – Jun 10 90–120
Astilbe Feb 11 Apr 22 Jul 1 – Sep 9 70–100
Bachelor's Button Mar 4 Mar 18 Apr 15 Sep 9 Jun 17 – Sep 9 60–90
Begonias Feb 4 Apr 22 Jul 1 – Oct 7 70–90
Black-eyed Susan Feb 11 Apr 15 Apr 22 Jul 8 – Oct 28 60–80
Bleeding Hearts Feb 11 Apr 22 Jun 17 – Jul 22 60–90
Calendula Mar 4 Mar 18 Apr 15 Jun 3 – Sep 9 50–70
California Poppy Mar 18 May 27 – Jul 22 60–90
Celosia Mar 11 Apr 22 Apr 22 Jun 24 – Oct 14 60–90
Columbine Feb 11 Apr 22 Apr 22 Jun 17 – Jul 22 70–100
Coreopsis Feb 11 Apr 15 Apr 22 Jul 1 – Oct 28 60–80
Cosmos Mar 18 Apr 15 Apr 15 Jun 24 – Oct 7 60–90
Crocus Sep 9 Jul 29 – Aug 19 10–20
Daffodils Sep 9 Aug 5 – Aug 26 20–40
Dahlias Mar 18 Apr 22 Apr 22 Jul 8 – Oct 28 70–120
Daylily Feb 11 Apr 22 Jul 8 – Oct 28 60–90
Dianthus Feb 18 Mar 18 Mar 25 May 13 – Aug 12 60–80
Echinacea (Purple Coneflower) Feb 11 Apr 22 Apr 22 Jul 8 – Oct 28 70–90
Foxglove Feb 11 Apr 22 Apr 22 Jun 17 – Jul 22 80–120
Gaillardia (Blanket Flower) Feb 25 Apr 22 Apr 22 Jul 1 – Nov 4 70–100
Geraniums Feb 4 Apr 22 Jul 1 – Oct 7 70–100
Gladiolus Apr 15 Apr 15 Jul 1 – Oct 21 70–100
Hostas Feb 4 Apr 22 Jul 8 – Oct 28 60–90
Hyacinths Sep 9 Aug 26 – Sep 16 14–28
Hydrangeas Feb 4 Apr 22 Jul 1 – Oct 14 90–150
Impatiens Feb 18 Apr 22 Jul 1 – Oct 14 60–75
Irises Division Apr 22 Jun 17 – Jul 15 60–100
Larkspur Mar 18 May 27 – Jul 22 60–90
Lavender Feb 4 Apr 29 Jul 8 – Sep 2 90–120
Lilies Division Apr 22 Jul 1 – Oct 7 70–120
Lobelia Feb 11 Apr 1 May 27 – Aug 19 70–80
Lupine Feb 11 Apr 22 Apr 22 Jun 17 – Jul 22 75–100
Marigolds Mar 4 Apr 15 Apr 15 Jun 10 – Sep 16 50–70
Nasturtium Mar 18 Apr 15 Apr 15 Jun 10 – Oct 7 55–65
Pansy Feb 4 Apr 15 Aug 26 Jun 10 – Aug 19 70–90
Peonies Division Apr 22 Jun 24 – Jul 29 90–120
Petunia Feb 18 Apr 22 Jul 1 – Oct 14 70–90
Phlox Feb 11 Apr 22 Apr 22 Jul 1 – Sep 23 80–110
Portulaca Mar 11 Apr 22 Apr 22 Jun 10 – Sep 30 50–70
Ranunculus Mar 4 Apr 15 May 20 – Jun 17 90–120
Roses Feb 4 Apr 22 Jul 1 – Oct 28 90–180
Salvia Feb 11 Apr 15 Jun 24 – Oct 7 70–90
Sedum (Stonecrop) Feb 11 Apr 22 Aug 12 – Nov 4 60–90
Snapdragon Feb 4 Mar 25 Apr 15 Jun 24 – Sep 9 70–100
Sunflower Mar 25 Apr 15 Apr 15 Jul 8 – Oct 7 70–100
Sweet Alyssum Mar 4 Mar 25 Apr 15 May 27 – Aug 12 45–60
Sweet Pea Mar 4 Mar 11 Apr 15 Jul 1 – Sep 9 65–85
Tulips Sep 16 Aug 26 – Sep 23 15–30
Vinca (Annual) Feb 4 Apr 22 Jul 1 – Oct 14 70–90
Yarrow Feb 11 Apr 15 Apr 22 Jul 1 – Oct 28 60–90
Zinnia Mar 18 Apr 15 Apr 15 Jun 24 – Sep 30 60–70

Monthly Planting Guide for Greene County

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Greene County, IN?

Greene County is in USDA Hardiness Zone 6b. This zone classification determines which perennial plants survive winter and sets the baseline for frost timing across the county.

When is the last frost in Greene County, IN?

Based on 31 years of NOAA weather station data, the median last spring frost in Greene County falls around April 15. In 8 out of 10 years, last frost lands between March 31 and May 1 — a 31-day window of variability. Use May 1 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Greene County, IN?

The median first fall frost in Greene County arrives around October 21. In cold years it can arrive as early as October 6; in mild years as late as November 2. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Greene County?

Greene County has a frost-free growing season of approximately 189 days. This is enough time for most warm-season crops including tomatoes, peppers, and squash with proper timing.

What is the soil like in Greene County for gardening?

Greene County has predominantly Silt Loam soil with a pH range of 5.8–7.1 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Greene County?

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

Is Greene County a good location for home gardening?

Greene 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.

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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 Greene County (31 years of records). Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: June 2026.

Sources & credits

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