FrostCal

When to Plant Brussels Sprouts in Michigan

In a typical Michigan location, start seeds indoors Mar 12 – Mar 26, then transplant outdoors Apr 9 – Apr 23. Across the state, the outdoor planting window starts as early as Mar 29 in Port Huron and as late as Apr 28 in Cadillac.

Method Start indoors, then transplant
Days to maturity 90–110 days

Long-season crop best timed to mature after a light fall frost for sweetest flavor; start indoors 5-7 weeks before last frost.

Brussels Sprouts Planting Dates by City

CityStart indoorsTransplant
DetroitMar 3 – Mar 17Mar 31 – Apr 14
Grand RapidsMar 18 – Apr 1Apr 15 – Apr 29
WarrenMar 3 – Mar 17Mar 31 – Apr 14
Sterling HeightsMar 12 – Mar 26Apr 9 – Apr 23
Ann ArborMar 17 – Mar 31Apr 14 – Apr 28
LansingMar 13 – Mar 27Apr 10 – Apr 24
Clinton TownshipMar 12 – Mar 26Apr 9 – Apr 23
FlintMar 18 – Apr 1Apr 15 – Apr 29
DearbornMar 9 – Mar 23Apr 6 – Apr 20
LivoniaMar 13 – Mar 27Apr 10 – Apr 24
CantonMar 6 – Mar 20Apr 3 – Apr 17
TroyMar 8 – Mar 22Apr 5 – Apr 19
WestlandMar 2 – Mar 16Mar 30 – Apr 13
Farmington HillsMar 13 – Mar 27Apr 10 – Apr 24
KalamazooMar 10 – Mar 24Apr 7 – Apr 21
WaterfordMar 11 – Mar 25Apr 8 – Apr 22
WyomingMar 18 – Apr 1Apr 15 – Apr 29
ShelbyMar 8 – Mar 22Apr 5 – Apr 19
Rochester HillsMar 8 – Mar 22Apr 5 – Apr 19
SouthfieldMar 13 – Mar 27Apr 10 – Apr 24
West Bloomfield TownshipMar 11 – Mar 25Apr 8 – Apr 22
TaylorMar 2 – Mar 16Mar 30 – Apr 13
PontiacMar 8 – Mar 22Apr 5 – Apr 19
Saint Clair ShoresMar 11 – Mar 25Apr 8 – Apr 22
Royal OakMar 3 – Mar 17Mar 31 – Apr 14
NoviMar 13 – Mar 27Apr 10 – Apr 24
Dearborn HeightsMar 13 – Mar 27Apr 10 – Apr 24
Battle CreekMar 12 – Mar 26Apr 9 – Apr 23
KentwoodMar 18 – Apr 1Apr 15 – Apr 29
RedfordMar 13 – Mar 27Apr 10 – Apr 24

Showing the 30 most populous of 120 Michigan cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Michigan cities.

Frequently Asked Questions

When should I plant Brussels sprouts in Michigan?

In a typical Michigan location, start seeds indoors Mar 12 – Mar 26, then transplant outdoors Apr 9 – Apr 23. Across the state, the outdoor planting window starts as early as Mar 29 in Port Huron and as late as Apr 28 in Cadillac.

When is the last frost in Michigan?

The average last spring frost in Michigan ranges from April 19 in Port Huron to May 19 in Cadillac, based on NOAA 1991–2020 climate normals.

How long do Brussels sprouts take to grow?

Brussels Sprouts typically take 90–110 days from planting to harvest. Long-season crop best timed to mature after a light fall frost for sweetest flavor; start indoors 5-7 weeks before last frost.

Other Crops in Michigan

When to plant Brussels sprouts in other states

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