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When to Plant Garlic in Tyrrell County, NC

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.

Tyrrell County, North Carolina is in USDA Zone 8a. The average last spring frost is March 26 and the first fall frost is November 15, giving you a growing season of approximately 234 days.

At an elevation of 140 feet, Tyrrell County receives approximately 50.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96ยฐF, so Garlic may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Garlic, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Garlic root diseases.

Tyrrell County, NC (Zone 8a) Long season
234 days
Last Spring Frost March 26
234 growing days
First Fall Frost November 15

Tyrrell County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: Mar 18 🍅 Harvest: Jun 17 – Dec 2
Recommended (50%) ✗ May not fit
Transplant: Mar 26 🍅 Harvest: Jun 25 – Dec 10
Safe Start (90%) ✗ May not fit
Transplant: Apr 10 🍅 Harvest: Jul 10 – Dec 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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 199 gal / 100 sq ft
Garlic needs ~3,630 GDD — county provides 5,148 GDD Excellent fit

Garlic Planting Timeline โ€” Tyrrell County, NC

Garlic Planting Calendar

Activity When Date Range
Fall Sowing October 4 Oct 4 โ€“ Oct 18

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 โ€”
October Fall Sowing
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

90โ€“240 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 8a

Growing Season

234 days

Growing Tips for Tyrrell 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Garlic in Tyrrell County, NC?

Tyrrell County is in Zone 8a with an average last frost of March 26. Plan your Garlic planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Tyrrell County, NC?

Tyrrell County, North Carolina is in USDA Hardiness Zone 8a. The average last spring frost is March 26 and first fall frost is November 15.

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Plan Your Garden with Confidence

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