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When to Plant Garlic in Clay County, TX

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.

Clay County, Texas is in USDA Zone 7b. The average last spring frost is March 21 and the first fall frost is November 11, giving you a growing season of approximately 235 days.

At an elevation of 3,266 feet, Clay County receives approximately 64.3 inches of rainfall annually with predominantly loam soil. Summer highs average 91ยฐF, providing good warmth for Garlic during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Garlic root diseases.

Clay County, TX (Zone 7b) Long season
235 days
Last Spring Frost March 21
235 growing days
First Fall Frost November 11

Clay County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (10 days to spare)
Transplant: Mar 14 🍅 Harvest: Jun 13 – Oct 24
Recommended (50%) ✓ Fits season (11 days to spare)
Transplant: Mar 21 🍅 Harvest: Jun 20 – Oct 31
Safe Start (90%) ✓ Fits season (1 days to spare)
Transplant: Apr 15 🍅 Harvest: Jul 15 – Nov 25

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 Clay County

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

Soil pH

Your soil pH (6.5โ€“7.2) is within Garlic's preferred range (6.0โ€“7.5).

Soil Texture

The loam soil in Clay County is excellent for Garlic โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is low (1.9%). Add 2-3 inches of compost before planting Garlic.

How to Plant Garlic

1"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 6 weeks before your first frost date for a fall harvest.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
1.2″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Garlic needs ~3,011 GDD — county provides 4,288 GDD Excellent fit

Garlic Planting Timeline โ€” Clay County, TX

Garlic Planting Calendar

Activity When Date Range
Fall Sowing September 30 Sep 30 โ€“ Oct 14

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May โ€”
June โ€”
July โ€”
August โ€”
September Fall Sowing
October Fall Sowing
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

0.5"/week ยท Natural rainfall sufficient

๐Ÿ“… Days to Maturity

90โ€“240 days

๐Ÿงช Soil pH

Needs 6โ€“7.5 ยท Your soil: ideal

๐Ÿ—บ๏ธ USDA Zone

Zone 7b

๐Ÿ“† Growing Season

235 days in Clay County

Growing Tips for Garlic in Clay County

Direct sow Garlic outdoors after March 21 in Clay County when soil has warmed and frost danger has passed.

Your 235.0-day growing season in Clay County is tight for Garlic (90.0-240.0 days to maturity). Start indoors and choose early-maturing varieties.

Common pests for Garlic in this region include onion maggots and thrips. Use row covers early in the season and inspect plants weekly.

With 64" of annual rainfall in Clay County, ensure good drainage for Garlic โ€” excess moisture can promote root rot and fungal diseases.

General growing tips

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Garlic in Clay County, TX?

Clay County is in Zone 7b with an average last frost of March 21. Plan your Garlic planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Clay County, TX?

Clay County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 21 and first fall frost is November 11.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Clay County gardeners in Zone 7b 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 Clay County, TX. Local conditions may vary. Last updated: April 2026.