FrostCal

When to Plant Spinach in Michigan

In a typical Michigan location, sow outdoors Mar 19 – Apr 2. Across the state, the outdoor planting window starts as early as Mar 8 in Port Huron and as late as Apr 7 in Cadillac. For a fall crop, plant around Aug 24 – Sep 7.

Method Direct sow
Days to maturity 40–50 days

Very cold-hardy; direct sow 4-6 weeks before last frost as soon as soil can be worked.

Spinach Planting Dates by City

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

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 spinach in Michigan?

In a typical Michigan location, sow outdoors Mar 19 – Apr 2. Across the state, the outdoor planting window starts as early as Mar 8 in Port Huron and as late as Apr 7 in Cadillac. For a fall crop, plant around Aug 24 – Sep 7.

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 spinach take to grow?

Spinach typically take 40–50 days from planting to harvest. Very cold-hardy; direct sow 4-6 weeks before last frost as soon as soil can be worked.

Other Crops in Michigan

When to plant spinach in other states

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