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When to Plant Cucumber in Greene County, TN

Cucumbers are a warm-season vine crop available in slicing and pickling varieties. They are prolific producers when given warmth, moisture, and a trellis to climb.

Greene County, Tennessee is in USDA Zone 6b. The average last spring frost is April 11 and the first fall frost is October 24, giving you a growing season of approximately 196 days.

At an elevation of 3,979 feet, Greene County receives approximately 45.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88ยฐF, providing good warmth for Cucumber during the growing season.

Greene County, TN (Zone 6b) Moderate season
196 days
Last Spring Frost April 11
196 growing days
First Fall Frost October 24

Greene County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (69 days to spare)
Start indoors: Mar 3 Transplant: Apr 21 🍅 Harvest: Jun 16 – Aug 11
Recommended (50%) ✓ Fits season (70 days to spare)
Start indoors: Mar 7 Transplant: Apr 25 🍅 Harvest: Jun 20 – Aug 15
Safe Start (90%) ✓ Fits season (62 days to spare)
Start indoors: Mar 27 Transplant: May 15 🍅 Harvest: Jul 10 – Sep 4

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.5″/week
Rainfall provides
1.0″/week
You supply
0.5″/week
Watering frequency 1-2 times/week
Season total 908 gal / 100 sq ft
Cucumber needs ~960 GDD — county provides 3,136 GDD Excellent fit

Cucumber Planting Timeline โ€” Greene County, TN

Cucumber Planting Calendar

Activity When Date Range
Start Indoors March 7 Mar 7 โ€“ Mar 21
Transplant Outdoors April 25 Apr 25 โ€“ May 9
Direct Sow April 18 Apr 18 โ€“ May 9
Harvest June 20 Jun 20 โ€“ Aug 15

Plant 0.5" deep ยท 24" apart ยท Rows 48" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Start Indoors
April Transplant Outdoors Direct Sow
May Transplant Outdoors Direct Sow
June Harvest
July Harvest
August Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

High โ€” keep soil consistently moist

Days to Maturity

50โ€“70 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6b

Growing Season

196 days

Growing Tips for Greene County

Direct sow after last frost or start indoors 3 weeks early. Provide a trellis for vining types to save space and improve air circulation. Harvest frequently to encourage production.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes
  • Sage

Level Up Your Garden

Frequently Asked Questions

When should I plant Cucumber in Greene County, TN?

Greene County is in Zone 6b with an average last frost of April 11. Plan your Cucumber planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Greene County, TN?

Greene County, Tennessee is in USDA Hardiness Zone 6b. The average last spring frost is April 11 and first fall frost is October 24.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Greene County gardeners in Zone 6b organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Greene County, TN. Local conditions may vary. Last updated: April 2026.