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When to Plant Chives in Houghton County, MI

Chives are a hardy perennial herb with a mild onion flavor and attractive purple pom-pom flowers. They are one of the easiest herbs to grow and maintain.

Houghton County, Michigan is in USDA Zone 4a. The average last spring frost is May 19 and the first fall frost is October 2, giving you a growing season of approximately 136 days.

At an elevation of 956 feet, Houghton County receives approximately 34.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84ยฐF, so choose short-season varieties of Chives to ensure they mature before fall.

Houghton County, MI (Zone 4a) Short season
136 days
Last Spring Frost May 19
136 growing days
First Fall Frost October 2

Houghton County Soil Profile

Soil Type

Silt Loam

Soil pH

5.9-7.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: May 22 🍅 Harvest: Jul 24 – Oct 2
Recommended (50%) ✗ May not fit
Transplant: May 26 🍅 Harvest: Jul 28 – Oct 6
Safe Start (90%) ✓ Fits season (0 days to spare)
Transplant: Jun 9 🍅 Harvest: Aug 11 – Oct 20

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
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Chives needs ~975 GDD — county provides 1,768 GDD Excellent fit

Chives Planting Timeline โ€” Houghton County, MI

Chives Planting Calendar

Activity When Date Range
Transplant Outdoors May 26 May 26 โ€“ Jun 9
Harvest July 28 Jul 28 โ€“ Oct 6

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Transplant Outdoors
June Transplant Outdoors
July Harvest
August Harvest
September Harvest
October Harvest
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

60โ€“90 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 4a

Growing Season

136 days

Growing Tips for Houghton County

Start from seed or divisions in spring. Cut back to 2 inches after flowering to encourage fresh growth. Both the leaves and flowers are edible and delicious.

Companion Planting

Good Companions

Avoid Planting Near

  • Peas
  • Green Beans

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Frequently Asked Questions

When should I plant Chives in Houghton County, MI?

Houghton County is in Zone 4a with an average last frost of May 19. Plan your Chives planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Houghton County, MI?

Houghton County, Michigan is in USDA Hardiness Zone 4a. The average last spring frost is May 19 and first fall frost is October 2.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Houghton 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 Houghton County, MI. Local conditions may vary. Last updated: April 2026.