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When to plant Cucumber in Grant County, KY

Plant Cucumber in Grant County from April 22 to May 13 in spring. Grant County sits in USDA Zone 6b, with last frost around April 15 and first frost on October 26.

When to Plant Cucumber in Grant County, KY

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.

Grant County, Kentucky is in USDA Zone 6b. The average last spring frost is April 15 and the first fall frost is October 26, giving you a growing season of approximately 194 days.

At an elevation of 2,483 feet, Grant County receives approximately 46.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Cucumber during the growing season.

Grant County, KY (Zone 6b) Moderate season
194 days
Last Spring Frost April 15
194 growing days
First Fall Frost October 26

Grant County Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-7.1

Drainage

Well Drained

Monthly Watering Guide for Cucumber

Cucumber needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Cucumber Needs Rainfall You Supplement Action
Jan 3.7" 0" ❄️ Dormant
Feb 3.5" 0" ❄️ Dormant
Mar 4.5" 0" ❄️ Dormant
Apr 4.3" 3" 1.3" 💧 Light watering
May 4.3" 3.4" 0.9" 💧 Light watering
Jun 4.3" 4.5" 0" ✅ Rainfall sufficient
Jul 4.3" 5.1" 0" ✅ Rainfall sufficient
Aug 4.3" 4.2" 0.1" 💧 Light watering
Sep 4.3" 3.7" 0.6" 💧 Light watering
Oct 4.3" 3" 1.3" 💧 Light watering
Nov 3.7" 0" ❄️ Dormant
Dec 4.2" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Grant County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Cucumber Planting Timeline — Grant County, KY

Cucumber Planting Calendar

Activity When Date Range
Start Indoors March 11 Mar 11 – Mar 25
Transplant Outdoors April 29 Apr 29 – May 13
Direct Sow April 22 Apr 22 – May 13
Harvest June 24 Jun 24 – Aug 19

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

High — keep soil consistently moist

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6b

📆 Growing Season

194 days in Grant County

Growing Tips for Grant 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cucumber in Grant County, KY?

Grant County is in Zone 6b with an average last frost of April 15. Plan your Cucumber planting based on this frost date — see the calendar above for exact timing.

What planting zone is Grant County, KY?

Grant County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 15 and first fall frost is October 26.

When should I plant Cucumber in Grant County, KY?

In Grant County, KY, plant Cucumber after the last frost (around April 15) and before the first frost (around October 26). Best results when soil holds above 50°F.

What growing zone is Grant County, KY for Cucumber?

Grant County sits in USDA Zone 6b. Cucumber grows reliably in zones 3a through 11b, so it's a good fit here.

Can Cucumber grow in Grant County's climate?

Yes — Cucumber grows well in Grant County's temperate climate. Grant County averages a 194-day frost-free season, with last frost around April 15 and first frost around October 26.

🌱

Your Grant County Garden Planner — Free

A 22-page printable planner built for Grant 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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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Grant County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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