FrostCal

When to Plant Marigolds in Minnesota

In a typical Minnesota location, start seeds indoors Mar 19 – Apr 2, then transplant outdoors May 7 – May 14. Across the state, the outdoor planting window starts as early as Apr 28 in Winona and as late as Jun 12 in Hibbing.

Method Start indoors, then transplant
Days to maturity 45–60 days

Frost-tender; start indoors 4-6 weeks before last frost, transplant after all frost danger has passed.

Marigolds Planting Dates by City

CityStart indoorsTransplant
MinneapolisMar 12 – Mar 26Apr 30 – May 7
Saint PaulMar 13 – Mar 27May 1 – May 8
RochesterMar 19 – Apr 2May 7 – May 14
BloomingtonMar 12 – Mar 26Apr 30 – May 7
DuluthApr 2 – Apr 16May 21 – May 28
Brooklyn ParkMar 19 – Apr 2May 7 – May 14
PlymouthMar 18 – Apr 1May 6 – May 13
Maple GroveMar 19 – Apr 2May 7 – May 14
WoodburyMar 15 – Mar 29May 3 – May 10
EaganMar 12 – Mar 26Apr 30 – May 7
Saint CloudMar 26 – Apr 9May 14 – May 21
Eden PrairieMar 12 – Mar 26Apr 30 – May 7
West Coon RapidsMar 19 – Apr 2May 7 – May 14
Coon RapidsMar 19 – Apr 2May 7 – May 14
BlaineMar 24 – Apr 7May 12 – May 19
BurnsvilleMar 12 – Mar 26Apr 30 – May 7
LakevilleMar 16 – Mar 30May 4 – May 11
MinnetonkaMar 19 – Apr 2May 7 – May 14
Apple ValleyMar 16 – Mar 30May 4 – May 11
EdinaMar 12 – Mar 26Apr 30 – May 7
Minnetonka MillsMar 18 – Apr 1May 6 – May 13
Saint Louis ParkMar 18 – Apr 1May 6 – May 13
MoorheadMar 24 – Apr 7May 12 – May 19
MankatoMar 19 – Apr 2May 7 – May 14
MaplewoodMar 15 – Mar 29May 3 – May 10
ShakopeeMar 12 – Mar 26Apr 30 – May 7
RichfieldMar 12 – Mar 26Apr 30 – May 7
Cottage GroveMar 12 – Mar 26Apr 30 – May 7
RosevilleMar 17 – Mar 31May 5 – May 12
Inver Grove HeightsMar 13 – Mar 27May 1 – May 8

Showing the 30 most populous of 104 Minnesota cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Minnesota cities.

Frequently Asked Questions

When should I plant marigolds in Minnesota?

In a typical Minnesota location, start seeds indoors Mar 19 – Apr 2, then transplant outdoors May 7 – May 14. Across the state, the outdoor planting window starts as early as Apr 28 in Winona and as late as Jun 12 in Hibbing.

When is the last frost in Minnesota?

The average last spring frost in Minnesota ranges from April 21 in Winona to June 5 in Hibbing, based on NOAA 1991–2020 climate normals.

How long do marigolds take to grow?

Marigolds typically take 45–60 days from planting to harvest. Frost-tender; start indoors 4-6 weeks before last frost, transplant after all frost danger has passed.

Other Crops in Minnesota

When to plant marigolds in other states

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