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When to plant Garlic in Huron County, MI

The best window to plant Garlic in Huron County, is mid-spring–late spring, when soil warms to 50°F. Last frost typically hits May 9; first frost October 10. A second sowing from August 29 to September 12 extends the harvest into fall.

When to Plant Garlic in Huron County, MI

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.

Huron County, Michigan is in USDA Zone 6a. The average last spring frost is May 9 and the first fall frost is October 10, giving you a growing season of approximately 154 days.

At an elevation of 1,170 feet, Huron County receives approximately 41.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Garlic to ensure they mature before fall.

Huron County, MI (Zone 6a) Moderate season
154 days
Last Spring Frost May 9
154 growing days
First Fall Frost October 10

Huron County Soil Profile

Soil Type

Silt Loam

Soil pH

6.2-6.9

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 1.9" 0" ❄️ Dormant
Feb 2" 0" ❄️ Dormant
Mar 3" 0" ❄️ Dormant
Apr 3.9" 0" ❄️ Dormant
May 4.3" 4.5" 0" ✅ Rainfall sufficient
Jun 4.3" 5.7" 0" ✅ Rainfall sufficient
Jul 4.3" 5.2" 0" ✅ Rainfall sufficient
Aug 4.3" 4.1" 0.2" 💧 Light watering
Sep 4.3" 3.8" 0.5" 💧 Light watering
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 2.5" 0" ❄️ Dormant
Dec 2" 0" ❄️ Dormant

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

Garlic Planting Timeline — Huron County, MI

Garlic Planting Calendar

Activity When Date Range
Harvest November 28 Nov 28 – Mar 13
Fall Sowing August 29 Aug 29 – Sep 12

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

Month-by-Month Timeline

MonthActivities
January Harvest
February Harvest
March Harvest
April
May
June
July
August Fall Sowing
September Fall Sowing
October
November Harvest
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 6a

📆 Growing Season

154 days in Huron County

Growing Tips for Huron 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 Huron County, MI?

Huron County is in Zone 6a with an average last frost of May 9. Plan your Garlic planting based on this frost date — see the calendar above for exact timing.

What planting zone is Huron County, MI?

Huron County, Michigan is in USDA Hardiness Zone 6a. The average last spring frost is May 9 and first fall frost is October 10.

When should I plant Garlic in Huron County, MI?

In Huron County, MI, plant Garlic after the last frost (around May 9) and before the first frost (around October 10). Best results when soil holds above 50°F.

What growing zone is Huron County, MI for Garlic?

Huron County sits in USDA Zone 6a. Garlic grows reliably in zones 3a through 9b, so it's a good fit here.

Can Garlic grow in Huron County's climate?

Yes — Garlic grows well in Huron County's temperate climate. Huron County averages a 154-day frost-free season, with last frost around May 9 and first frost around October 10.

🌱

Your Huron County Garden Planner — Free

A 22-page printable planner built for Huron County (Zone 6a). 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 Huron County, MI. Local conditions may vary. Last updated: June 2026.

Sources & credits

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