The what, when, where reference guide to planting our garden.

Plant Sow When* Spacing Notes
Sweet peas Seed  Apr 10  1-3″
Corn Seed  9-15″
Tomatoes Transplant Mar 20  24″
Cucumber Seed  12″
Bush beans Seed May 8  2-6″
Peppers Transplant 12-24″
Potatoes Seed Apr 3 9-12″
Sweet Potatoes Transplant May 22 Purchase seed Mar 13, sprout indoors (alt method) 6-8 weeks before planting
Leeks Seed (bulb?) Apr 10 6″
Onions Seed (bulb) Apr 17 2-4″
Shallots Seed (bulb)
Garlic Seed (bulb)
Beets Seed Apr 24  2″-4″  Sow in blocks; 2-wk succession
Turnips Seed 2-6″
Carrots Seed Apr 24 1-3″ 3-wk succession
Parnips Seed 1-3″
Squash Seed/Transplant May 22 24-48″
Pumpkin Seed/Transplant May 1 36-60″
Zinnia Transplant
Lettuce Seed/Transplant 10-12″
Spinach Seed/Transplant Apr 10 2-6″
Kale Transplant 18-24″
Asparagus Transplant
Green Onion Seed (bulb) Apr 17 1/2″
Strawberries Transplant
Blueberries Transplant
Eggplant Transplant  May 20 18-36″

* Average planting schedule for Zone 4b (-25 to -20 F)

Climate

  • Last Frost Date: May 8th
  • First Frost Date: September 29th (115 days)
  • Average Growing Season: 146 days Source: http://climate.umn.edu/text/historical/frost.txt

USDA Plant Hardiness Zone Map USDA Plant Hardiness Zone Map for Minnesota