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When to plant Leeks in Missaukee County, MI

Spring Leeks in Missaukee County goes in May 5–May 26, once nighttime temps stop dipping near freezing. A second sowing from July 22 to August 5 extends the harvest into fall.

When to Plant Leeks in Missaukee County, MI

Leeks

Leeks are a mild, sweet allium that produces long white shanks. They are more refined than onions and are a key ingredient in soups, stews, and gratins.

Missaukee County, Michigan is in USDA Zone 5a. The average last spring frost is May 19 and the first fall frost is September 30, giving you a growing season of approximately 134 days.

At an elevation of 667 feet, Missaukee County receives approximately 32.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Leeks during the growing season.

Missaukee County, MI (Zone 5a) Short season
134 days
Last Spring Frost May 19
134 growing days
First Fall Frost September 30

Missaukee County Soil Profile

Soil Type

Silt Loam

Soil pH

6.3-7

Drainage

Well Drained

Monthly Watering Guide for Leeks

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

Month Leeks Needs Rainfall You Supplement Action
Jan 1.5" 0" ❄️ Dormant
Feb 1.3" 0" ❄️ Dormant
Mar 2.1" 0" ❄️ Dormant
Apr 3.4" 0" ❄️ Dormant
May 4.3" 3.7" 0.6" 💧 Light watering
Jun 4.3" 4" 0.3" 💧 Light watering
Jul 4.3" 3.3" 1" 💧 Light watering
Aug 4.3" 3.5" 0.8" 💧 Light watering
Sep 4.3" 2.5" 1.8" 💧 Light watering
Oct 2.7" 0" ❄️ Dormant
Nov 2.1" 0" ❄️ Dormant
Dec 1.9" 0" ❄️ Dormant

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

Leeks Planting Timeline — Missaukee County, MI

Leeks Planting Calendar

Activity When Date Range
Start Indoors April 14 Apr 14 – Apr 28
Transplant Outdoors May 19 May 19 – Jun 2
Direct Sow May 5 May 5 – May 26
Harvest August 18 Aug 18 – Nov 3
Fall Sowing July 22 Jul 22 – Aug 5

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Start Indoors
May Transplant Outdoors Direct Sow
June Transplant Outdoors
July Fall Sowing
August Fall Sowing Harvest
September Harvest
October Harvest
November Harvest
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–150 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5a

📆 Growing Season

134 days in Missaukee County

Growing Tips for Missaukee County

Start seeds indoors 10-12 weeks before last frost. Transplant into trenches and hill soil around stems as they grow to increase the white portion. Harvest as needed.

Companion Planting

Good Companions

Avoid Planting Near

  • Peas
  • Green Beans

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Leeks in Missaukee County, MI?

Missaukee County is in Zone 5a with an average last frost of May 19. Plan your Leeks planting based on this frost date — see the calendar above for exact timing.

What planting zone is Missaukee County, MI?

Missaukee County, Michigan is in USDA Hardiness Zone 5a. The average last spring frost is May 19 and first fall frost is September 30.

When should I plant Leeks in Missaukee County, MI?

In Missaukee County, MI, plant Leeks after the last frost (around May 19) and before the first frost (around September 30). Best results when soil holds above 50°F.

What growing zone is Missaukee County, MI for Leeks?

Missaukee County sits in USDA Zone 5a. Leeks grows reliably in zones 3a through 10b, so it's a good fit here.

Can Leeks grow in Missaukee County's climate?

Yes — Leeks grows well in Missaukee County's temperate climate. Missaukee County averages a 134-day frost-free season, with last frost around May 19 and first frost around September 30.

🌱

Your Missaukee County Garden Planner — Free

A 22-page printable planner built for Missaukee County (Zone 5a). 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 Missaukee County, MI. Local conditions may vary. Last updated: July 2026.

Sources & credits

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