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When to Plant Cucumber in Clarke County, AL

Clarke County, Alabama Zone 8b May

Your May gardening checklist

Here's what deserves your attention in Clarke County, Alabama this month. Everything below is tailored to Zone 8b and timed around your local frost dates.

Avg. last frost March 12
Avg. first frost November 15
Soil temp (4") 73°F
Watering Low
Pest pressure High
Daylight 13.6 hrs
  1. Bring in the cucumber

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

A few tasks this May that'll pay off in June
  • First harvests: cucumber

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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.

Clarke County, Alabama is in USDA Zone 8b. The average last spring frost is March 12 and the first fall frost is November 15, giving you a growing season of approximately 248 days.

At an elevation of 79 feet, Clarke County receives approximately 48.6 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92°F, providing good warmth for Cucumber during the growing season. Clay soil retains moisture well for Cucumber, but amend with compost to improve drainage and prevent root rot.

Clarke County, AL (Zone 8b) Long season
248 days
Last Spring Frost March 12
248 growing days
First Fall Frost November 15
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Clarke County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (126 days to spare)
Start indoors: Feb 3 Transplant: Mar 17 🍅 Harvest: May 12 – Jul 7
Recommended (50%) ✓ Fits season (122 days to spare)
Start indoors: Feb 12 Transplant: Mar 26 🍅 Harvest: May 21 – Jul 16
Safe Start (90%) ✓ Fits season (127 days to spare)
Start indoors: Mar 2 Transplant: Apr 13 🍅 Harvest: Jun 8 – Aug 3

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 Clarke County

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

Soil pH

Your soil pH (5.4–6.3) is more acidic than Cucumber prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

The clay loam soil in Clarke County is excellent for Cucumber — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.5%). 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 248-day season

Sow every 5.7 weeks. Last sowing by Sep 06 to harvest before frost.

Plant Water Budget

Plant needs
1.5″/week
Rainfall provides
0.8″/week
You supply
0.7″/week
Watering frequency 1-2 times/week
Season total 1,494 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 4" 0" ❄️ Dormant
Feb 3.7" 0" ❄️ Dormant
Mar 6.5" 4.2" 2.3" 💧 Light watering
Apr 6.5" 3.3" 3.2" 💧 Light watering
May 6.5" 4.1" 2.4" 💧 Light watering
Jun 6.5" 3.9" 2.6" 💧 Light watering
Jul 6.5" 5.7" 0.8" 💧 Light watering
Aug 6.5" 5.3" 1.2" 💧 Light watering
Sep 6.5" 3.9" 2.6" 💧 Light watering
Oct 6.5" 3.4" 3.1" 💧 Light watering
Nov 6.5" 3.8" 2.7" 💧 Light watering
Dec 3.4" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Clarke County). Supplement amounts are based on average rainfall — 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" — every day above 50°F 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 ~1,140 GDD — county provides 4,712 GDD Excellent fit

Cucumber Planting Timeline — Clarke County, AL

Cucumber Planting Calendar

Activity When Date Range
Start Indoors February 12 Feb 12 – Feb 26
Transplant Outdoors March 26 Mar 26 – Apr 9
Direct Sow March 19 Mar 19 – Apr 9
Harvest May 21 May 21 – Jul 16

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1.5"/week · 1-2 times/week

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8b

📆 Growing Season

248 days in Clarke County

Growing Tips for Cucumber in Clarke County

Direct sow Cucumber outdoors after March 12 in Clarke County when soil has warmed and frost danger has passed.

With Clarke County's clay soil (28% clay), work in 3-4 inches of compost before planting Cucumber. Avoid tilling when soil is wet to prevent compaction.

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 Clarke County, AL?

Clarke County is in Zone 8b with an average last frost of March 12. Plan your Cucumber planting based on this frost date — see the calendar above for exact timing.

What planting zone is Clarke County, AL?

Clarke County, Alabama is in USDA Hardiness Zone 8b. The average last spring frost is March 12 and first fall frost is November 15.

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Your Clarke County Garden Planner — Free

A 24-page printable planner built for Clarke County (Zone 8b). 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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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Clarke County, AL. Local conditions may vary. 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.