When to plant chives in Minneapolis, Minnesota

April 23 – May 7

Transplant outdoors · typical Minneapolis year

Climate basis: NOAA station Lower St Anthony Falls, MN (USC00214884), 1 mi (2 km) from downtown Minneapolis (ZCTA 55401 centroid), elevation 754 ft, on the 1991–2020 climate normals. Transplant chives outdoors from approximately the dates above, anchored to the median last spring 32°F freeze (April 23). One year in ten still freezes after May 7.

Last spring freezeApril 231-in-10 after May 7
First fall freezeOctober 161-in-10 before Oct 2
Frost-free season175 daysmedian at 32°F
Hard freeze, 28°Apr 14Oct 27kills even hardy greens
USDA zone5a-20 to -15°F winter low not frost timing

The Minneapolis year

Start seeds indoorsFeb 26 – Mar 12
Transplant outdoorsApr 23 – May 7
  • indoors under lights
  • in the garden
  • frost-free season
  • 1-in-10 years still freeze to May 7
Chives in Minneapolis · freeze context from Lower St Anthony Falls, MN, 1991–2020 normals.

Every method, with its sources

Start seeds indoors

Feb 26 – Mar 12

Wisconsin Horticulture starts chive seed indoors before the last frost date for planting out after frost danger, but says only 'a few weeks'; USU Extension fixes the lead time at 6 to 8 weeks of growth before garden planting, so sowing runs 8 to 6 weeks before the last spring freeze. Anchored to the median last spring freeze (Apr 23). University of Minnesota Extension · University of Wisconsin-Madison Division of Extension, Wisconsin Horticulture · Utah State University Extension

Transplant outdoors

Apr 23 – May 7

UMN Extension says the easiest and most successful way to grow chives is planting rooted clumps in spring after frost danger has passed, and Wisconsin Horticulture likewise puts indoor-started plants out after the danger of frost is past; both agree, so the window opens at the last spring freeze. Anchored to the median last spring freeze (Apr 23). University of Minnesota Extension · University of Wisconsin-Madison Division of Extension, Wisconsin Horticulture · Utah State University Extension

Variety assumption: Wisconsin Horticulture warns that direct-seeded chives give little or no harvest the first year, so rooted clumps or indoor-started transplants are the practical route.

These windows describe typical years (1991–2020 climate normals), not this year's forecast. Freezes happen outside them — especially in frost pockets, valleys, and urban edges. Watch the forecast before committing tender plants.

This week, not a typical year:
Crop rule sources (3)

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