When to plant spinach in Michigan

Spinach
Sow outdoors in Detroit
Mar 16–Apr 6

Across Michigan the window opens between March 8 and March 27. Find your city below; the dates follow each town's own average last frost.

Sow outdoors, Detroit
Mar 16–Apr 6
Fall planting, Detroit
Aug 30–Sep 13
Last frost, Detroit
Apr 27

Sow outdoors 3–6 weeks before the last frost; sow again for fall 6–8 weeks before the first frost. Spinach bolts as days lengthen. Early spring and fall are its seasons.

Spinach planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
DetroitMar 16–Apr 6
Grand RapidsMar 25–Apr 15
WarrenMar 10–Mar 31
Sterling HeightsMar 19–Apr 9
Ann ArborMar 24–Apr 14
LansingMar 20–Apr 10
DearbornMar 20–Apr 10
LivoniaMar 20–Apr 10
TroyMar 15–Apr 5
Farmington HillsMar 20–Apr 10
WestlandMar 9–Mar 30
FlintMar 22–Apr 12
WyomingMar 25–Apr 15
Rochester HillsMar 15–Apr 5
SouthfieldMar 20–Apr 10
KalamazooMar 17–Apr 7
NoviMar 20–Apr 10
PontiacMar 15–Apr 5
TaylorMar 9–Mar 30
Dearborn HeightsMar 20–Apr 10
St. Clair ShoresMar 18–Apr 8
Royal OakMar 10–Mar 31
KentwoodMar 19–Apr 9
Battle CreekMar 19–Apr 9
PortageMar 17–Apr 7
East LansingMar 17–Apr 7
RosevilleMar 18–Apr 8
SaginawMar 18–Apr 8
MidlandMar 18–Apr 8
Lincoln ParkMar 20–Apr 10
All 59 cities
CitySow outdoorsFall plantingLast frost
DetroitMar 16 to Apr 6Aug 30 to Sep 13Apr 27
Grand RapidsMar 25 to Apr 15Aug 15 to Aug 29May 6
WarrenMar 10 to Mar 31Sep 5 to Sep 19Apr 21
Sterling HeightsMar 19 to Apr 9Aug 29 to Sep 12Apr 30
Ann ArborMar 24 to Apr 14Aug 15 to Aug 29May 5
LansingMar 20 to Apr 10Aug 18 to Sep 1May 1
DearbornMar 20 to Apr 10Aug 20 to Sep 3May 1
LivoniaMar 20 to Apr 10Aug 22 to Sep 5May 1
TroyMar 15 to Apr 5Aug 27 to Sep 10Apr 26
Farmington HillsMar 20 to Apr 10Aug 22 to Sep 5May 1
WestlandMar 9 to Mar 30Sep 1 to Sep 15Apr 20
FlintMar 22 to Apr 12Aug 18 to Sep 1May 3
WyomingMar 25 to Apr 15Aug 15 to Aug 29May 6
Rochester HillsMar 15 to Apr 5Aug 27 to Sep 10Apr 26
SouthfieldMar 20 to Apr 10Aug 22 to Sep 5May 1
KalamazooMar 17 to Apr 7Aug 23 to Sep 6Apr 28
NoviMar 20 to Apr 10Aug 22 to Sep 5May 1
PontiacMar 15 to Apr 5Aug 27 to Sep 10Apr 26
TaylorMar 9 to Mar 30Sep 1 to Sep 15Apr 20
Dearborn HeightsMar 20 to Apr 10Aug 20 to Sep 3May 1
St. Clair ShoresMar 18 to Apr 8Aug 27 to Sep 10Apr 29
Royal OakMar 10 to Mar 31Sep 5 to Sep 19Apr 21
KentwoodMar 19 to Apr 9Aug 19 to Sep 2Apr 30
Battle CreekMar 19 to Apr 9Aug 24 to Sep 7Apr 30
PortageMar 17 to Apr 7Aug 23 to Sep 6Apr 28
East LansingMar 17 to Apr 7Aug 22 to Sep 5Apr 28
RosevilleMar 18 to Apr 8Aug 27 to Sep 10Apr 29
SaginawMar 18 to Apr 8Aug 26 to Sep 9Apr 29
MidlandMar 18 to Apr 8Aug 21 to Sep 4Apr 29
Lincoln ParkMar 20 to Apr 10Aug 20 to Sep 3May 1
MuskegonMar 19 to Apr 9Aug 24 to Sep 7Apr 30
HollandMar 17 to Apr 7Aug 26 to Sep 9Apr 28
EastpointeMar 18 to Apr 8Aug 27 to Sep 10Apr 29
Bay CityMar 16 to Apr 6Aug 25 to Sep 8Apr 27
JacksonMar 20 to Apr 10Aug 19 to Sep 2May 1
BurtonMar 27 to Apr 17May 8
Oak ParkMar 16 to Apr 6Aug 30 to Sep 13Apr 27
SouthgateMar 9 to Mar 30Sep 1 to Sep 15Apr 20
Forest HillsMar 18 to Apr 8Aug 25 to Sep 8Apr 29
Madison HeightsMar 10 to Mar 31Sep 5 to Sep 19Apr 21
Port HuronMar 8 to Mar 29Sep 8 to Sep 22Apr 19
Allen ParkMar 20 to Apr 10Aug 20 to Sep 3May 1
HamtramckMar 10 to Mar 31Sep 5 to Sep 19Apr 21
Garden CityMar 20 to Apr 10Aug 20 to Sep 3May 1
Auburn HillsMar 15 to Apr 5Aug 27 to Sep 10Apr 26
WalkerMar 25 to Apr 15Aug 15 to Aug 29May 6
AllendaleMar 19 to Apr 9Aug 29 to Sep 12Apr 30
OkemosMar 17 to Apr 7Aug 22 to Sep 5Apr 28
HoltMar 17 to Apr 7Aug 22 to Sep 5Apr 28
Norton ShoresMar 19 to Apr 9Aug 24 to Sep 7Apr 30
InksterMar 9 to Mar 30Sep 1 to Sep 15Apr 20
RomulusMar 9 to Mar 30Sep 1 to Sep 15Apr 20
WyandotteMar 20 to Apr 10Aug 20 to Sep 3May 1
WaverlyMar 20 to Apr 10Aug 18 to Sep 1May 1
MarquetteMar 27 to Apr 17Aug 26 to Sep 9May 8
BirminghamMar 15 to Apr 5Aug 27 to Sep 10Apr 26
Mount PleasantMar 19 to Apr 9Aug 25 to Sep 8Apr 30
AdrianMar 20 to Apr 10Aug 20 to Sep 3May 1
MonroeMar 12 to Apr 2Aug 28 to Sep 11Apr 23

Questions

When should I plant spinach in Michigan?

In Detroit, sow outdoors from March 16 to April 6. Across Michigan the window opens between March 8 and March 27, depending on the local last frost.

How is this date worked out?

Sow outdoors 3–6 weeks before the last frost; sow again for fall 6–8 weeks before the first frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Michigan

Spinach in other states

Frost dates for every city in Michigan