What to Plant in March in Zone 3

Here is what you can sow in March if you garden in USDA zone 3. Dates use typical zone 3 frosts, so your own microclimate may shift them by a week or two.

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CropWindowSow between
Snap PeaSugar SnapspringMar 24May 5
SpinachBloomsdalespringMar 24May 5
CabbageTiaraspringMar 24Apr 21
BroccoliBelstarspringMar 24Apr 21
CauliflowerSnow CrownspringMar 24Apr 20
Onion, bulbTexas LegendspringMar 7Apr 20
English Shelling PeaLittle MarvelspringMar 24May 5
Napa CabbageBlues F1springMar 31Apr 25
Rapini (Broccoli Raab)Zamboni F1springMar 26Apr 25
Gai Lan (Chinese Broccoli)Crispy BluespringMar 28Apr 27
TatsoiTatsoispringMar 21Apr 25
MizunaMizuna EarlyspringMar 21May 1
Daikon RadishMiyashigespringMar 31Apr 25
SorrelProfusionspringMar 24May 5
ParsnipHollow CrownspringFeb 20Apr 3
LeekLincolnspringFeb 20Apr 3
ShallotAmbitionspringMar 20Apr 24
SalsifyMammoth Sandwich IslandspringMar 20Apr 24
CeleriacPrinzspringFeb 6Mar 20
OnionspringMar 7Apr 20
Mache (Corn Salad)VitspringMar 31May 8