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When to Plant Cucumber in Effingham County, GA

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.

Effingham County, Georgia is in USDA Zone 8b. The average last spring frost is March 13 and the first fall frost is November 17, giving you a growing season of approximately 249 days.

At an elevation of 344 feet, Effingham County receives approximately 60.3 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 97ยฐF, so Cucumber may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Cucumber will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cucumber root diseases.

Effingham County, GA (Zone 8b) Long season
249 days
Last Spring Frost March 13
249 growing days
First Fall Frost November 17

Effingham County Soil Profile

Soil Type

Sandy Loam

Soil pH

4.9-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (121 days to spare)
Start indoors: Feb 5 Transplant: Mar 19 🍅 Harvest: May 14 – Jul 9
Recommended (50%) ✓ Fits season (123 days to spare)
Start indoors: Feb 13 Transplant: Mar 27 🍅 Harvest: May 22 – Jul 17
Safe Start (90%) ✓ Fits season (119 days to spare)
Start indoors: Mar 11 Transplant: Apr 22 🍅 Harvest: Jun 17 – Aug 12

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.

Soil Compatibility in Effingham County

How your county's soil matches Cucumber's growing requirements.

Soil pH

Your soil pH (4.9โ€“6.3) is more acidic than Cucumber prefers (6.0โ€“7.0). Add garden lime to raise pH.

Soil Texture

Sandy soil in Effingham County warms quickly in spring but drains fast. Cucumber will need more frequent watering and regular compost additions to retain nutrients.

Organic Matter

Organic matter is moderate (2.2%). Annual compost additions will help Cucumber.

How to Plant Cucumber

0.5"
Planting Depth
24"
Between Plants
48"
Between Rows

Succession Planting Cucumber

5
successive plantings in your 249-day season

Sow every 5.7 weeks. Last sowing by Sep 08 to harvest before frost.

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 1,070 gal / 100 sq ft

Monthly Watering Guide for Cucumber

Cucumber needs approximately 1.5 inches of water per week (6.5" per month). Here's how your county's rainfall compares month by month.

Month Cucumber Needs Rainfall You Supplement Action
Jan โ€” 4.8" 0" โ„๏ธ Dormant
Feb โ€” 5.4" 0" โ„๏ธ Dormant
Mar 6.5" 5.6" 0.9" ๐Ÿ’ง Light watering
Apr 6.5" 4" 2.5" ๐Ÿ’ง Light watering
May 6.5" 5" 1.5" ๐Ÿ’ง Light watering
Jun 6.5" 4.6" 1.9" ๐Ÿ’ง Light watering
Jul 6.5" 6.7" 0" โœ… Rainfall sufficient
Aug 6.5" 5.7" 0.8" ๐Ÿ’ง Light watering
Sep 6.5" 4.6" 1.9" ๐Ÿ’ง Light watering
Oct 6.5" 3.9" 2.6" ๐Ÿ’ง Light watering
Nov 6.5" 5.1" 1.4" ๐Ÿ’ง Light watering
Dec โ€” 4.9" 0" โ„๏ธ Dormant

Water needs are for active growing months only (Marโ€“Nov in Effingham County). Supplement amounts are based on average rainfall โ€” actual needs vary with temperature, soil, and mulching.

Cucumber Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" โ€” every day above 50ยฐF deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Cucumber needs ~1,365 GDD — county provides 5,664 GDD Excellent fit

Cucumber Planting Timeline โ€” Effingham County, GA

Cucumber Planting Calendar

Activity When Date Range
Start Indoors February 13 Feb 13 โ€“ Feb 27
Transplant Outdoors March 27 Mar 27 โ€“ Apr 10
Direct Sow March 20 Mar 20 โ€“ Apr 10
Harvest May 22 May 22 โ€“ Jul 17

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

Month-by-Month Timeline

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

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

1.5"/week ยท 1-2 times/week

๐Ÿ“… Days to Maturity

50โ€“70 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: too_acidic

๐Ÿ—บ๏ธ USDA Zone

Zone 8b

๐Ÿ“† Growing Season

249 days in Effingham County

Growing Tips for Cucumber in Effingham County

Direct sow Cucumber outdoors after March 13 in Effingham County when soil has warmed and frost danger has passed.

Sandy soil in Effingham County dries quickly โ€” mulch Cucumber with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

With summer highs reaching 97ยฐF in Effingham County, provide afternoon shade for Cucumber and water deeply in the morning.

Common pests for Cucumber in this region include squash vine borer and cucumber beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cucumber in Effingham County, GA?

Effingham County is in Zone 8b with an average last frost of March 13. Plan your Cucumber planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Effingham County, GA?

Effingham County, Georgia is in USDA Hardiness Zone 8b. The average last spring frost is March 13 and first fall frost is November 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Effingham County gardeners in Zone 8b 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 Effingham County, GA. Local conditions may vary. Last updated: April 2026.