When to plant Swiss chard in Minnesota

In spring, from Apr 1 – June 15 in Bloomington to June 1 – 15 in Hibbing.

In fall, from May 15 – July 1 in Hibbing to June 1 – July 5 in Worthington.

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

Swiss chard planting dates by place in Minnesota
PlaceSpringFall
Albert LeaApr 15 – June 15June 1 – July 20
AlexandriaApr 15 – June 15June 1 – July 20
AndoverApr 15 – June 15June 1 – July 5
AnokaApr 15 – June 15June 1 – July 5
Apple ValleyApr 15 – June 15June 1 – July 5
AustinApr 15 – June 15June 1 – July 5
BemidjiMay 10 – June 15June 1 – July 5
Big LakeApr 15 – June 15June 1 – July 5
BlaineApr 15 – June 15June 1 – July 5
BloomingtonApr 1 – June 15June 1 – Aug 1
BrainerdApr 20 – June 15June 1 – July 5
Brooklyn CenterApr 15 – June 15June 1 – July 20
Brooklyn ParkApr 15 – June 15June 1 – July 20
BuffaloApr 15 – June 15June 1 – July 20
BurnsvilleApr 15 – June 15June 1 – July 20
CambridgeApr 15 – June 15June 1 – July 5
ChamplinApr 15 – June 15June 1 – July 5
ChanhassenApr 15 – June 15June 1 – July 20
ChaskaApr 15 – June 15June 1 – July 5
CloquetMay 20 – June 1June 1 – July 1
Columbia HeightsApr 1 – June 15June 1 – Aug 1
Coon RapidsApr 15 – June 15June 1 – July 5
Cottage GroveApr 1 – June 15June 1 – Aug 1
CrystalApr 15 – June 15June 1 – July 20
DaytonApr 15 – June 15June 1 – July 5
Detroit LakesApr 20 – June 15June 1 – July 1
DuluthApr 20 – June 15June 1 – July 20
EaganApr 1 – June 15June 1 – Aug 1
East BethelApr 15 – June 15June 1 – July 20
Eden PrairieApr 1 – June 15June 1 – July 20
EdinaApr 1 – June 15June 1 – Aug 1
Elk RiverApr 15 – June 15June 1 – July 5
FairmontApr 1 – June 15June 1 – July 20
FaribaultApr 15 – June 15June 1 – July 5
FarmingtonApr 15 – June 15June 1 – July 20
Fergus FallsApr 15 – June 15June 1 – July 5
Forest LakeApr 15 – June 15June 1 – July 5
FridleyApr 15 – June 15June 1 – July 20
Golden ValleyApr 15 – June 15June 1 – July 20
Grand RapidsMay 10 – June 15June 1 – July 1
Ham LakeApr 15 – June 15June 1 – July 5
HastingsApr 1 – June 15June 1 – Aug 1
HermantownMay 10 – June 15June 1 – July 5
HibbingJune 1 – 15May 15 – July 1
HopkinsApr 15 – June 15June 1 – July 20
HugoApr 15 – June 15June 1 – July 20
HutchinsonApr 15 – June 15June 1 – July 20
Inver Grove HeightsApr 1 – June 15June 1 – Aug 1
Lake ElmoApr 15 – June 15June 1 – July 20
LakevilleApr 15 – June 15June 1 – July 20
Lino LakesApr 1 – June 15June 1 – Aug 1
Little CanadaApr 1 – June 15June 1 – Aug 1
MankatoApr 15 – June 15June 1 – July 20
Maple GroveApr 15 – June 15June 1 – July 20
MaplewoodApr 1 – June 15June 1 – Aug 1
MarshallApr 15 – June 15June 1 – July 5
Mendota HeightsApr 1 – June 15June 1 – July 20
MinneapolisApr 1 – June 15June 1 – Aug 1
MinnetonkaApr 15 – June 15June 1 – July 20
MonticelloApr 15 – June 15June 1 – July 20
MoorheadApr 15 – June 15June 1 – July 5
Mounds ViewApr 1 – June 15June 1 – Aug 1
New BrightonApr 15 – June 15June 1 – July 20
New HopeApr 15 – June 15June 1 – July 20
New UlmApr 15 – June 15June 1 – July 20
North BranchMay 10 – June 15June 1 – July 1
North MankatoApr 15 – June 15June 1 – July 20
North St. PaulApr 15 – June 15June 1 – July 20
NorthfieldApr 15 – June 15June 1 – July 5
OakdaleApr 15 – June 15June 1 – July 20
OtsegoApr 15 – June 15June 1 – July 5
OwatonnaApr 15 – June 15June 1 – July 20
PlymouthApr 15 – June 15June 1 – July 20
Prior LakeApr 1 – June 15June 1 – July 20
RamseyApr 15 – June 15June 1 – July 5
Red WingApr 1 – June 15June 1 – July 20
RichfieldApr 1 – June 15June 1 – Aug 1
RobbinsdaleApr 15 – June 15June 1 – July 20
RochesterApr 15 – June 15June 1 – July 20
RogersApr 15 – June 15June 1 – July 5
RosemountApr 15 – June 15June 1 – July 5
RosevilleApr 15 – June 15June 1 – July 20
SartellApr 15 – June 15June 1 – July 20
Sauk RapidsApr 20 – June 15June 1 – July 5
SavageApr 1 – June 15June 1 – July 20
ShakopeeApr 1 – June 15June 1 – July 20
ShoreviewApr 1 – June 15June 1 – Aug 1
South St. PaulApr 1 – June 15June 1 – Aug 1
St. CloudApr 20 – June 15June 1 – July 5
St. Louis ParkApr 15 – June 15June 1 – July 20
St. MichaelApr 15 – June 15June 1 – July 20
St. PaulApr 1 – June 15June 1 – Aug 1
St. PeterApr 15 – June 15June 1 – July 5
StillwaterApr 15 – June 15June 1 – July 20
Vadnais HeightsApr 1 – June 15June 1 – Aug 1
VictoriaApr 15 – June 15June 1 – July 5
WaconiaApr 15 – June 15June 1 – July 5
West St. PaulApr 1 – June 15June 1 – Aug 1
White Bear LakeApr 1 – June 15June 1 – Aug 1
WillmarApr 15 – June 15June 1 – July 20
WinonaApr 1 – June 15June 1 – Aug 1
WoodburyApr 15 – June 15June 1 – July 20
WorthingtonApr 15 – June 15June 1 – July 5

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 swiss chard.