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When to Plant Garlic in Carver County, MN

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.

Carver County, Minnesota is in USDA Zone 4a. The average last spring frost is April 24 and the first fall frost is October 9, giving you a growing season of approximately 168 days.

At an elevation of 1,324 feet, Carver County receives approximately 37.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84ยฐF, so choose short-season varieties of Garlic to ensure they mature before fall.

Carver County, MN (Zone 4a) Moderate season
168 days
Last Spring Frost April 24
168 growing days
First Fall Frost October 9

Carver County Soil Profile

Soil Type

Silt Loam

Soil pH

5.9-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (22 days to spare)
Transplant: Apr 17 🍅 Harvest: Jul 17 – Sep 11
Recommended (50%) ✓ Fits season (21 days to spare)
Transplant: Apr 24 🍅 Harvest: Jul 24 – Sep 18
Safe Start (90%) ✓ Fits season (18 days to spare)
Transplant: May 13 🍅 Harvest: Aug 12 – Oct 7

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 112 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Garlic needs ~2,145 GDD — county provides 2,184 GDD Good fit

Garlic Planting Timeline โ€” Carver County, MN

Garlic Planting Calendar

Activity When Date Range
Fall Sowing August 28 Aug 28 โ€“ Sep 11

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 Fall Sowing
September Fall Sowing
October โ€”
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 4a

Growing Season

168 days

Growing Tips for Carver 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 Carver County, MN?

Carver County is in Zone 4a with an average last frost of April 24. Plan your Garlic planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Carver County, MN?

Carver County, Minnesota is in USDA Hardiness Zone 4a. The average last spring frost is April 24 and first fall frost is October 9.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Carver County gardeners in Zone 4a 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 Carver County, MN. Local conditions may vary. Last updated: April 2026.