When to plant Spinach in Michigan

In spring, from Mar 1 – Apr 15 in Ferndale to Apr 10 – June 15 in Cadillac.

In fall, from July 1 – Aug 15 in Burton to Sept 1 – Oct 1 in Woodhaven.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Spinach planting dates by place in Michigan
PlaceSpringFall
AdrianMar 20 – Apr 20Aug 1 – Sept 1
Allen ParkMar 20 – Apr 20Aug 1 – Sept 1
AlpenaMar 20 – Apr 20Aug 20 – Sept 10
Ann ArborMar 20 – Apr 20Aug 1 – Sept 1
Auburn HillsMar 20 – Apr 20Aug 20 – Sept 10
Battle CreekMar 20 – Apr 20Aug 20 – Sept 10
Bay CityMar 20 – Apr 20Aug 20 – Sept 10
BerkleyMar 20 – Apr 20Aug 20 – Sept 10
Beverly HillsMar 20 – Apr 20Aug 20 – Sept 10
BirminghamMar 20 – Apr 20Aug 20 – Sept 10
BurtonApr 1 – June 15July 1 – Aug 15
CadillacApr 10 – June 15July 1 – Aug 15
ClawsonMar 20 – Apr 20Aug 20 – Sept 10
ColdwaterMar 20 – Apr 20Aug 1 – Sept 1
DearbornMar 20 – Apr 20Aug 1 – Sept 1
Dearborn HeightsMar 20 – Apr 20Aug 1 – Sept 1
DetroitMar 20 – Apr 20Aug 20 – Sept 10
East Grand RapidsApr 1 – June 15Aug 1 – Sept 1
East LansingMar 20 – Apr 20Aug 20 – Sept 10
EastpointeMar 20 – Apr 20Aug 20 – Sept 10
EscanabaApr 1 – June 15Aug 1 – Sept 1
FarmingtonMar 20 – Apr 20Aug 20 – Sept 10
Farmington HillsMar 20 – Apr 20Aug 20 – Sept 10
FentonMar 20 – Apr 20Aug 1 – Sept 1
FerndaleMar 1 – Apr 15Sept 1 – Oct 1
Flat RockMar 20 – Apr 20Aug 20 – Sept 10
FlintMar 20 – Apr 20Aug 1 – Sept 1
FraserMar 20 – Apr 20Aug 20 – Sept 10
Garden CityMar 20 – Apr 20Aug 1 – Sept 1
Grand HavenMar 20 – Apr 20Aug 20 – Sept 10
Grand RapidsApr 1 – June 15Aug 1 – Sept 1
GrandvilleApr 1 – June 15Aug 1 – Sept 1
Grosse Pointe ParkMar 20 – Apr 20Aug 20 – Sept 10
Grosse Pointe WoodsMar 20 – Apr 20Aug 20 – Sept 10
HamtramckMar 1 – Apr 15Sept 1 – Oct 1
Harper WoodsMar 20 – Apr 20Aug 20 – Sept 10
Hazel ParkMar 1 – Apr 15Sept 1 – Oct 1
HollandMar 20 – Apr 20Aug 20 – Sept 10
InksterMar 1 – Apr 15Sept 1 – Oct 1
IoniaMar 20 – Apr 20Aug 1 – Sept 1
JacksonMar 20 – Apr 20Aug 1 – Sept 1
KalamazooMar 20 – Apr 20Aug 20 – Sept 10
KentwoodMar 20 – Apr 20Aug 1 – Sept 1
LansingMar 20 – Apr 20Aug 1 – Sept 1
Lincoln ParkMar 20 – Apr 20Aug 1 – Sept 1
LivoniaMar 20 – Apr 20Aug 20 – Sept 10
Madison HeightsMar 1 – Apr 15Sept 1 – Oct 1
MarquetteApr 1 – June 15Aug 20 – Sept 10
MelvindaleMar 20 – Apr 20Aug 1 – Sept 1
MidlandMar 20 – Apr 20Aug 20 – Sept 10
MonroeMar 1 – Apr 15Aug 20 – Sept 10
Mount ClemensMar 20 – Apr 20Aug 20 – Sept 10
Mount PleasantMar 20 – Apr 20Aug 20 – Sept 10
MuskegonMar 20 – Apr 20Aug 20 – Sept 10
New BaltimoreMar 20 – Apr 20Aug 20 – Sept 10
NilesMar 20 – Apr 20Aug 20 – Sept 10
Norton ShoresMar 20 – Apr 20Aug 20 – Sept 10
NoviMar 20 – Apr 20Aug 20 – Sept 10
Oak ParkMar 20 – Apr 20Aug 20 – Sept 10
OwossoMar 20 – Apr 20Aug 1 – Sept 1
PontiacMar 20 – Apr 20Aug 20 – Sept 10
Port HuronMar 1 – Apr 15Sept 1 – Oct 1
PortageMar 20 – Apr 20Aug 20 – Sept 10
RiverviewMar 1 – Apr 15Sept 1 – Oct 1
RochesterMar 20 – Apr 20Aug 20 – Sept 10
Rochester HillsMar 20 – Apr 20Aug 20 – Sept 10
RomulusMar 1 – Apr 15Sept 1 – Oct 1
RosevilleMar 20 – Apr 20Aug 20 – Sept 10
Royal OakMar 1 – Apr 15Sept 1 – Oct 1
SaginawMar 20 – Apr 20Aug 20 – Sept 10
Sault Ste. MarieApr 1 – June 15Aug 1 – Sept 1
South LyonMar 20 – Apr 20Aug 1 – Sept 1
SouthfieldMar 20 – Apr 20Aug 20 – Sept 10
SouthgateMar 1 – Apr 15Sept 1 – Oct 1
St. Clair ShoresMar 20 – Apr 20Aug 20 – Sept 10
Sterling HeightsMar 20 – Apr 20Aug 20 – Sept 10
SturgisMar 20 – Apr 20Aug 20 – Sept 10
TaylorMar 1 – Apr 15Sept 1 – Oct 1
Traverse CityApr 1 – June 15Aug 20 – Sept 10
TrentonMar 1 – Apr 15Sept 1 – Oct 1
TroyMar 20 – Apr 20Aug 20 – Sept 10
WalkerApr 1 – June 15Aug 1 – Sept 1
WarrenMar 1 – Apr 15Sept 1 – Oct 1
WayneMar 1 – Apr 15Sept 1 – Oct 1
WestlandMar 1 – Apr 15Sept 1 – Oct 1
WixomApr 1 – June 15Aug 1 – Sept 1
WoodhavenMar 1 – Apr 15Sept 1 – Oct 1
WyandotteMar 20 – Apr 20Aug 1 – Sept 1
WyomingApr 1 – June 15Aug 1 – Sept 1
YpsilantiMar 20 – Apr 20Aug 1 – Sept 1

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. The full USDA table for spinach.