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Calhoun County, WV — Planting Guide

Calhoun County, West Virginia Zone 6b May

What to do in May

Your garden in Calhoun County, West Virginia is working on a schedule, even when you're not. Here's where you should be this May.

Avg. last frost April 25
Avg. first frost October 22
Soil temp (4") 54°F
Watering Moderate
Pest pressure Low
Daylight 14.1 hrs
  1. Move basil, cucumber, and peppers from tray to bed

    Pinch off the lowest leaves on each seedling before you plant — it reduces water loss while the roots catch up.

  2. Seed basil, cucumber, and green beans outdoors

    These tolerate cool soil, so you're not gambling by sowing now.

  3. Time to start cucumber, kale, and lettuce inside

    You're about 24 weeks out from your last frost — the perfect window to get these germinating indoors.

  4. It's harvest week for lettuce, radish, and arugula

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

A few tasks this May that'll pay off in June
  • Starting indoors: basil, pole beans, and thai basil
  • First harvests: carrots, green beans, and kale

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Calhoun County is in USDA Zone 6b. The average last spring frost is April 25 and the first fall frost is October 22, giving you a growing season of approximately 180 days.

At an elevation of 3,223 ft, Calhoun County receives approximately 48.9 in of rainfall annually. Summer highs average 86°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 36 days year to year — ranging from April 8 in warm years to May 15 in cold years. The growing season is trending longer by about 3.33 days per decade. Calhoun County scores 46/100 (Moderate) on the Microclimate Index.

🌡️ Zone

6b (°F to °F min)

❄️ Last Frost

April 25

🍂 First Frost

October 22

📅 Growing Season

180 days

⛰️ Elevation

3,223 ft

🌧️ Annual Rainfall

48.9 in

Calhoun County, WV Moderate season
180 days
Last Spring Frost April 25
180 growing days
First Fall Frost October 22

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" 1.4" 2.9" 4.3" 5.7" Jan 3.7" Feb 4.3" Mar 4.4" +1" Apr 3.3" +0.9" May 3.4" Jun 4.9" Jul 5.7" Aug 4.6" Sep 4.2" +1.5" Oct 2.8" Nov 4.2" Dec 3.6"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 3.7 in 9 days None
Feb 4.3 in 8 days None
Mar 4.4 in 9 days Low
Apr 3.3 in 8 days 1 in Moderate
May 3.4 in 8 days 0.9 in Moderate
Jun 4.9 in 10 days Low
Jul 5.7 in 10 days Low
Aug 4.6 in 11 days Low
Sep 4.2 in 9 days 0.1 in Low
Oct 2.8 in 6 days 1.5 in Moderate
Nov 4.2 in 8 days None
Dec 3.6 in 9 days None

Annual total: 49.1 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.

Calhoun County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.7

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 25 → Oct 22 180 frost-free days Protect crops frost returns Apr May Jun Jul Aug Sep Oct Nov Dec Safe: May 15 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 15 Nov 2 171 days
Cautious May 2 Oct 29 180 days
Average year Apr 25 Oct 22 180 days
Optimistic Apr 16 Oct 17 184 days
Aggressive (risky) Apr 8 Oct 7 182 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±36 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 longer here (about 3.3 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.

Gardening Difficulty Score

46 Moderate
Frost Timing Risk
10.0/10
Drought Risk
5.5/10
Soil Difficulty
1.0/10
Altitude Challenge
4.5/10
Climate Shift
10.0/10
Rainfall Challenge
1.6/10

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

Zone 6b Frost Countdown
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Loading...
Last Frost: Apr 25 First Frost: Oct 22

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

County Extension Office

Calhoun County West Virginia University Extension Extension Office

Phone: 304-293-5691

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 WV →

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 Calhoun County

Soil testing Pest identification Gardening workshops
Finding local nurseries & garden centers in Calhoun County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Calhoun 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 Calhoun County WV" or "garden center Calhoun 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 Calhoun County WV" or check your extension office and local parks department. Facebook groups like "Calhoun County Gardeners" or "West Virginia 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 Tomatoes (harvest ends Sep 19) 33 days until frost
After Beets (harvest ends Jul 18) 96 days until frost
After Pole Beans (harvest ends Aug 29) 54 days until frost
After Cantaloupe (harvest ends Aug 29) 54 days until frost
After Peas (harvest ends Aug 15) 68 days until frost
After Broccoli (harvest ends Aug 8) 75 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

14.7 hours

Summer solstice daylight

Shortest Day

9.3 hours

Winter solstice daylight

Peak Sun Hours

8.6 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 9.6 hr 4.6 hr Short day
February 10.5 hr 5.4 hr Short day
March 11.7 hr 6.6 hr Short day
April 13 hr 7.7 hr Neutral
May 14.1 hr 8.6 hr Long day
June 14.7 hr 8.5 hr Long day
July 14.5 hr 7.7 hr Long day
August 13.5 hr 7.6 hr Neutral
September 12.2 hr 6.8 hr Neutral
October 11 hr 6.8 hr Short day
November 9.8 hr 5.6 hr Short day
December 9.3 hr 4.5 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

Jun

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 22°F 31°F ❄️ Dormant ~36 weeks
Feb 26°F 30°F ❄️ Dormant ~36 weeks
Mar 31°F 35°F ❄️ Dormant ~36 weeks
Apr 42°F 44°F 🐢 Slow ~24 weeks
May 54°F 52°F ♻️ Active ~14 weeks
Jun 67°F 61°F 🔥 Peak ~8 weeks
Jul 75°F 67°F 🔥 Peak ~8 weeks
Aug 75°F 71°F 🔥 Peak ~8 weeks
Sep 70°F 68°F 🔥 Peak ~8 weeks
Oct 54°F 57°F ♻️ Active ~14 weeks
Nov 43°F 48°F 🐢 Slow ~24 weeks
Dec 29°F 38°F ❄️ Dormant ~36 weeks

Highlighted rows = soil 60°F+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.

Pest & Disease Pressure in Calhoun County

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

Insect Pest Pressure

5.6 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.4 / 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 Low May, Jun, Jul
Stink bugs Moderate 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 Calhoun 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 28 Aug 27 Rapid growth, attracts pollinators, suppresses weeds
Sorghum-sudan grass May 5 Aug 27 Massive biomass, breaks compaction, suppresses nematodes
White clover Mar 26 Aug 27 ✓ Yes Living mulch, fixes nitrogen, permanent ground cover
Summer Cover Crops (1 options) — Fill gaps and suppress weeds between plantings
Crop Plant By Terminate N-Fixing Soil Benefit
Sunflowers May 21 Sep 24 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 16 Apr 4 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Aug 18 Apr 4 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Sep 13 Apr 4 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Aug 10 Apr 11 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 10 Apr 4 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 26 Apr 4 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 20 Apr 4 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: 10 mph   Summer: 8 mph

Fall: 10 mph   Winter: 11 mph

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

Windbreak Benefit

4.8/10

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

Frost Pocket Risk

Low

Relatively flat terrain (374 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

24,471 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 500 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

Mar, Jun, Jul, Aug

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

Months to Draw From Storage

Apr, May, Oct

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 49.1 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 24,471 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (Apr, May, Oct)
  • Use a first-flush diverter to keep roof debris out of your collection

Soil & Growing Conditions in Calhoun County

Soil Type

Silt Loam

Soil pH 5.3–6.7 · Well Drained drainage

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

Watering Needs

Drought stress: 5.5/10

Moderate drought pressure. Drip irrigation and mulching are highly recommended to maintain soil moisture through summer.

Season Tips

180-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 Calhoun County

108 vegetables that grow well in Zone 6b with planting dates for Calhoun County.

Show all 108 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Acorn Squash Mar 21 May 2 May 9 Aug 1 – Sep 5 80–100
Amaranth Feb 28 May 2 May 9 Aug 8 – Sep 26 90–120
Arugula Mar 21 Apr 11 Apr 25 May 30 – Aug 1 30–50
Asparagus May 9 730–1095
Beets Apr 11 Jun 6 – Jul 4 50–70
Belgian Endive Mar 21 Apr 11 Apr 25 Aug 15 – Oct 10 110–150
Bitter Melon Feb 28 May 2 May 9 Jul 11 – Aug 22 60–90
Black Beans May 2 Aug 1 – Sep 19 90–120
Bok Choy Mar 21 Apr 11 Apr 25 Jun 6 – Jul 11 40–60
Broccoli Mar 21 Apr 11 Apr 25 Jun 27 – Aug 8 60–90
Broccoli Rabe Mar 21 Apr 11 Apr 25 Jun 6 – Jul 11 40–60
Brussels Sprouts Mar 21 Apr 11 Apr 25 Jul 25 – Sep 19 90–130
Butternut Squash Mar 21 May 2 May 9 Aug 8 – Sep 12 85–110
Cabbage Mar 21 Apr 11 Apr 25 Jun 27 – Aug 22 60–100
Calabash Feb 28 May 2 May 9 Aug 1 – Sep 26 80–120
Carrots Apr 11 Jun 13 – Jul 18 60–80
Cauliflower Mar 21 Apr 11 Apr 25 Jun 20 – Aug 22 55–100
Celeriac Mar 21 Apr 11 Apr 25 Aug 8 – Sep 12 100–120
Celery Mar 21 Apr 11 Apr 25 Jul 18 – Sep 12 80–120
Celtuce Mar 21 Apr 11 Apr 25 Jun 27 – Aug 8 60–90
Chard Mar 21 Apr 11 Apr 25 Jun 20 – Aug 8 50–60
Chickpeas Mar 21 Apr 11 Apr 25 Jul 18 – Aug 29 80–110
Chicory Mar 21 Apr 11 Apr 25 Jun 27 – Aug 8 60–85
Chinese Cabbage Mar 21 Apr 11 Apr 25 Jun 20 – Jul 18 50–70
Christmas Lima Beans Feb 28 May 2 May 9 Aug 1 – Sep 5 80–100
Collard Greens Mar 21 Apr 11 Apr 25 Jun 20 – Aug 22 55–75
Corn May 2 Jul 4 – Aug 29 60–100
Cowpeas May 2 Jul 4 – Aug 15 60–90
Cress Mar 21 Apr 11 Apr 25 May 9 – May 30 14–21
Crookneck Squash Mar 21 May 2 May 9 Jun 27 – Jul 25 45–60
Crosne Apr 11 Sep 12 – Oct 24 150–200
Cucumber Mar 21 May 2 May 9 Jul 4 – Aug 29 50–70
Daikon Apr 11 Jun 6 – Jul 4 50–70
Delicata Squash Mar 21 May 2 May 9 Aug 1 – Sep 5 80–100
Edamame May 2 Jul 18 – Aug 29 75–100
Eggplant Feb 14 May 2 May 9 Jul 18 – Sep 19 65–85
Endive Mar 21 Apr 11 Apr 25 Jun 13 – Jul 18 45–65
Escarole Mar 21 Apr 11 Apr 25 Jun 20 – Jul 18 50–70
Fava Beans Mar 21 Apr 11 Apr 25 Jul 11 – Aug 22 75–100
Fennel Feb 28 May 2 May 9 Jul 11 – Aug 22 60–90
Garlic 90–240
Green Beans May 2 Jun 27 – Aug 22 50–65
Horseradish May 9 Sep 12 – Nov 21 120–180
Hot Peppers Feb 14 May 2 May 9 Jul 18 – Oct 24 70–120
Hubbard Squash Mar 21 May 2 May 9 Aug 22 – Sep 26 100–120
Kabocha Mar 21 May 2 May 9 Aug 8 – Sep 5 85–100
Kai Lan Mar 21 Apr 11 Apr 25 Jun 13 – Jul 11 45–60
Kale Mar 21 Apr 11 Apr 25 Jun 20 – Aug 15 50–70
Kidney Beans May 2 Aug 1 – Sep 5 85–110
Kohlrabi Mar 21 Apr 11 Apr 25 Jun 13 – Jul 18 45–65
Komatsuna Mar 21 Apr 11 Apr 25 May 30 – Jul 4 35–50
Leeks Mar 21 Apr 11 Apr 25 Jul 25 – Oct 10 90–150
Lentils Mar 21 Apr 11 Apr 25 Jul 18 – Aug 29 80–110
Lettuce Mar 21 Apr 11 Apr 25 May 30 – Aug 8 30–60
Lima Beans May 2 Jul 4 – Aug 15 60–90
Loofah Feb 28 May 2 May 9 Aug 22 – Oct 24 100–150
Luffa Feb 28 May 2 May 9 Aug 8 – Oct 24 90–150
Mache Mar 21 Apr 11 Apr 25 Jun 6 – Jul 11 40–60
Melon Mar 21 May 2 May 9 Jul 18 – Sep 5 70–100
Microgreens Mar 21 Apr 11 Apr 25 May 2 – May 30 7–21
Mitsuba Mar 21 Apr 11 Apr 18 Jun 13 – Aug 8 50–70
Mizuna Mar 21 Apr 11 Apr 25 May 30 – Jun 27 30–45
Mustard Greens Mar 21 Apr 11 Apr 25 May 30 – Aug 1 30–50
Napa Cabbage Mar 21 Apr 11 Apr 25 Jun 20 – Jul 25 55–75
New Zealand Spinach Feb 28 May 2 May 9 Jul 4 – Aug 1 55–70
Okra Feb 28 May 2 May 9 Jul 4 – Aug 29 50–65
Onion Mar 21 Apr 11 Apr 25 Jul 25 – Sep 12 90–120
Pac Choi Mar 21 Apr 11 Apr 25 Jun 6 – Jul 4 40–55
Parsnip Apr 11 Jul 25 – Sep 5 100–130
Patty Pan Squash Mar 21 May 2 May 9 Jun 27 – Jul 25 45–60
Peas Mar 21 Apr 11 Apr 25 Jun 20 – Aug 15 55–70
Peppers Feb 14 May 2 May 9 Jul 11 – Sep 19 60–90
Pole Beans Feb 28 May 2 May 9 Jul 4 – Aug 29 55–70
Potatoes Feb 28 May 2 May 9 Jul 18 – Sep 26 70–120
Pumpkin Mar 21 May 2 May 9 Aug 8 – Sep 26 85–120
Purslane Mar 21 Apr 11 Apr 25 Jun 6 – Jul 11 40–60
Radicchio Mar 21 Apr 11 Apr 25 Jun 27 – Aug 1 60–80
Radish Apr 11 May 9 – May 30 22–35
Rhubarb May 16 365–730
Romanesco Mar 21 Apr 11 Apr 25 Jul 11 – Aug 22 75–100
Rutabaga Apr 11 Jul 4 – Aug 8 80–100
Salsify Apr 11 Jul 25 – Sep 5 100–130
Savoy Cabbage Mar 21 Apr 11 Apr 25 Jul 4 – Aug 29 70–110
Scallions Mar 21 Apr 11 Apr 25 Jun 20 – Jul 18 50–70
Scarlet Runner Beans Feb 28 May 2 May 9 Jul 11 – Aug 15 60–80
Shallot Mar 21 Apr 11 Apr 25 Jul 25 – Sep 12 90–120
Shiso Mar 7 May 2 May 9 Jul 4 – Aug 29 50–70
Snap Peas Feb 28 May 2 May 9 Jul 4 – Aug 29 55–70
Snow Peas Mar 21 Apr 11 Apr 25 Jun 20 – Aug 15 50–65
Soybeans May 2 Jul 25 – Sep 19 80–120
Spaghetti Squash Mar 21 May 2 May 9 Aug 8 – Sep 5 85–100
Spinach Mar 21 Apr 11 Apr 25 May 30 – Aug 1 35–50
Squash (Summer) Mar 21 May 2 May 9 Jun 27 – Aug 29 45–65
Squash (Winter) Mar 21 May 2 May 9 Aug 1 – Sep 26 80–120
Sunchoke May 9 Aug 29 – Oct 24 110–150
Sunflower Feb 28 May 2 May 9 Jul 18 – Sep 5 70–100
Sweet Corn May 2 Jul 4 – Aug 15 60–90
Sweet Potatoes Feb 28 May 2 May 9 Aug 8 – Sep 26 90–120
Tatsoi Mar 21 Apr 11 Apr 25 May 30 – Jul 4 35–50
Tomatillo Feb 28 May 2 May 9 Jul 11 – Sep 19 60–85
Tomatoes Feb 28 May 2 May 9 Jul 11 – Sep 19 60–85
Turnip Apr 11 May 23 – Jun 27 40–60
Watercress Mar 21 Apr 11 Apr 25 Jun 6 – Jul 11 40–60
Watermelon Mar 21 May 2 May 9 Jul 18 – Sep 5 70–100
Wax Beans May 2 Jun 27 – Aug 22 50–65
Winter Melon Feb 28 May 2 May 9 Aug 8 – Sep 26 90–120
Yard Long Beans Feb 28 May 2 May 9 Jul 4 – Aug 15 55–80
Zucchini Mar 21 May 2 May 9 Jun 27 – Aug 22 45–60

🍓 Fruits to Grow in Calhoun County

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

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Alpine Strawberries May 16 Aug 15 – Nov 28 90–180
Aronia May 16 730–1095
Blackberries May 16 365–730
Blueberries May 16 730–1095
Boysenberries May 16 365–730
Cantaloupe May 16 Jul 25 – Aug 29 70–90
Che Fruit May 16 1095–1825
Cranberries May 16 730–1095
Currants May 16 730–1095
Elderberries May 16 730–1095
Goji Berries May 16 730–1095
Gooseberries May 16 730–1095
Grapes May 16 730–1095
Ground Cherry May 16 Jul 25 – Sep 19 65–80
Hardy Kiwi May 16 1095–1825
Haskaps May 16 730–1095
Honeydew May 16 Aug 8 – Sep 19 80–110
Jostaberry May 16 730–1095
Lingonberries May 16 730–1095
Medlar May 16 1095–1825
Mulberries May 16 730–1825
Pawpaw May 16 1095–2555
Persimmon May 16 1095–2555
Quince May 16 1095–1825
Raspberries May 16 365–730
Serviceberries May 16 730–1095
Strawberries May 16 Aug 15 – Nov 28 90–365

🌿 Herbs to Grow in Calhoun County

38 herbs that grow well in Zone 6b with planting dates for Calhoun County.

Show all 38 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Harvest Days to Maturity
Angelica Mar 21 Apr 11 Apr 18 365–730
Anise Mar 21 Apr 11 Apr 18 Jul 18 – Oct 3 90–120
Basil Mar 7 May 2 May 9 Jul 4 – Sep 5 50–75
Bee Balm May 2 Aug 1 – Oct 17 90–120
Borage Mar 21 Apr 11 Apr 18 Jun 13 – Aug 1 50–60
Caraway Mar 21 Apr 11 Apr 18 365–450
Catnip May 2 Jul 4 – Sep 5 60–80
Chamomile Mar 21 Apr 11 Apr 18 Jun 20 – Aug 29 60–90
Chervil Mar 21 Apr 11 Apr 18 May 30 – Aug 1 40–60
Chives May 2 Jul 4 – Sep 12 60–90
Cilantro Mar 21 Apr 11 Apr 18 May 30 – Aug 1 40–60
Comfrey May 2 Jul 4 – Sep 12 60–90
Cumin Mar 21 Apr 11 Apr 18 Aug 1 – Oct 3 100–120
Dill Mar 21 Apr 11 Apr 18 May 30 – Aug 1 40–60
Echinacea May 2 Sep 5 – Nov 14 120–180
Epazote Mar 7 May 2 May 9 Jun 27 – Aug 22 45–60
Fennel (herb) Mar 21 Apr 11 Apr 18 Jun 20 – Aug 29 60–90
Feverfew May 2 Aug 1 – Oct 17 90–120
Garlic Chives May 2 Jul 4 – Sep 12 60–90
Horehound May 2 Jul 18 – Sep 12 75–90
Hyssop May 2 Jul 11 – Sep 12 70–90
Lavender May 2 Aug 1 – Nov 14 90–200
Lemon Balm May 2 Jul 4 – Aug 22 60–70
Lemon Thyme May 2 Jul 11 – Sep 12 70–90
Lovage May 2 Jul 11 – Sep 12 70–90
Marjoram May 2 Jul 4 – Sep 12 60–90
Mint May 2 Jul 4 – Sep 12 60–90
Oregano May 2 Jul 4 – Sep 12 60–90
Parsley Mar 21 Apr 11 Apr 18 Jun 20 – Aug 22 60–80
Rue May 2 Jul 11 – Sep 12 70–90
Sage May 2 Jul 18 – Sep 12 75–90
Savory May 2 Jun 27 – Aug 22 50–70
Sorrel Mar 21 Apr 11 Apr 18 May 30 – Aug 1 40–60
Tarragon May 2 Jul 4 – Sep 12 60–90
Thai Basil Mar 7 May 2 May 9 Jul 4 – Sep 5 50–75
Thyme May 2 Jul 11 – Sep 12 70–90
Valerian May 2 Sep 5 – Nov 14 120–180
Yarrow May 2 Aug 1 – Oct 17 90–120
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Monthly Planting Guide for Calhoun County

Gardening Guides & Resources

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

Frequently Asked Questions

What planting zone is Calhoun County, WV?

Calhoun 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 Calhoun County, WV?

Based on 31 years of NOAA weather station data, the median last spring frost in Calhoun County falls around April 25. In 8 out of 10 years, last frost lands between April 8 and May 15 — a 36-day window of variability. Use May 15 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Calhoun County, WV?

The median first fall frost in Calhoun County arrives around October 22. In cold years it can arrive as early as October 7; 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 Calhoun County?

Calhoun County has a frost-free growing season of approximately 180 days. This is enough time for most warm-season crops including tomatoes, peppers, and squash with proper timing. Climate records show the growing season is trending longer by about 3.33 days per decade.

What is the soil like in Calhoun County for gardening?

Calhoun County has predominantly Silt Loam soil with a pH range of 5.3–6.7 and Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Calhoun County?

Calhoun County has commercial agriculture that includes Poultry, 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 Calhoun County a good location for home gardening?

Calhoun County scores 46/100 (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 Calhoun County Garden Planner — Free

A 24-page printable planner built for Calhoun County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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

$27 $157 value

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
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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 Calhoun 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.