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When to plant Garlic in Graves County, KY

Plant Garlic in Graves County from mid-spring to late spring in spring. Graves County sits in USDA Zone 7a, with last frost around March 28 and first frost on October 31. A second sowing from September 19 to October 3 extends the harvest into fall.

When to Plant Garlic in Graves County, KY

Garlic

Garlic is a pungent allium planted in fall and harvested the following summer. Hardneck varieties produce edible flower stalks (scapes) and are more cold-hardy.

Graves County, Kentucky is in USDA Zone 7a. The average last spring frost is March 28 and the first fall frost is October 31, giving you a growing season of approximately 217 days.

At an elevation of 1,433 feet, Graves County receives approximately 53 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Garlic during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Garlic root diseases.

Graves County, KY (Zone 7a) Long season
217 days
Last Spring Frost March 28
217 growing days
First Fall Frost October 31

Graves County Soil Profile

Soil Type

Silt Loam

Soil pH

5.2-6.9

Drainage

Well Drained

Monthly Watering Guide for Garlic

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

Month Garlic Needs Rainfall You Supplement Action
Jan 3.7" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 4.3" 5" 0" ✅ Rainfall sufficient
Apr 4.3" 4.2" 0.1" 💧 Light watering
May 4.3" 4.6" 0" ✅ Rainfall sufficient
Jun 4.3" 5" 0" ✅ Rainfall sufficient
Jul 4.3" 5.7" 0" ✅ Rainfall sufficient
Aug 4.3" 4.2" 0.1" 💧 Light watering
Sep 4.3" 4" 0.3" 💧 Light watering
Oct 4.3" 3.4" 0.9" 💧 Light watering
Nov 4.1" 0" ❄️ Dormant
Dec 4.7" 0" ❄️ Dormant

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

Garlic Planting Timeline — Graves County, KY

Garlic Planting Calendar

Activity When Date Range
Harvest December 19 Dec 19 – May 1
Fall Sowing September 19 Sep 19 – Oct 3

Plant 1" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January Harvest
February Harvest
March Harvest
April Harvest
May Harvest
June
July
August
September Fall Sowing
October Fall Sowing
November
December Harvest

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–240 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

217 days in Graves County

Growing Tips for Graves County

Plant individual cloves pointed end up in fall, 6 weeks before ground freezes. Mulch heavily with straw. Harvest when lower leaves begin to brown but 5-6 green leaves remain.

Companion Planting

Good Companions

Avoid Planting Near

  • Peas
  • Green Beans
  • Asparagus

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Garlic in Graves County, KY?

Graves County is in Zone 7a with an average last frost of March 28. Plan your Garlic planting based on this frost date — see the calendar above for exact timing.

What planting zone is Graves County, KY?

Graves County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is March 28 and first fall frost is October 31.

When should I plant Garlic in Graves County, KY?

In Graves County, KY, plant Garlic after the last frost (around March 28) and before the first frost (around October 31). Best results when soil holds above 50°F.

What growing zone is Graves County, KY for Garlic?

Graves County sits in USDA Zone 7a. Garlic grows reliably in zones 3a through 9b, so it's a good fit here.

Can Garlic grow in Graves County's climate?

Yes — Garlic grows well in Graves County's temperate climate. Graves County averages a 217-day frost-free season, with last frost around March 28 and first frost around October 31.

🌱

Your Graves County Garden Planner — Free

A 22-page printable planner built for Graves County (Zone 7a). 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 Graves County, KY. Local conditions may vary. Last updated: June 2026.

Sources & credits

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