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Minneapolis, Minnesota planting calendar and frost dates

Minneapolis is in USDA hardiness zone 5a. The last spring frost typically comes around April 23 and the first fall frost around October 16, giving about 175 frost-free days a year.

Hardiness zone
Zone 5a
Typical last frost
April 23
Typical first frost
October 16
Frost-free season
175 days

Frost dates in Minneapolis

Last spring frost

  • April 10Risky: frost later than this in 9 years out of 10
  • April 23Typical: a later frost in half of years
  • May 7Safe: a later frost only 1 year in 10

First fall frost

  • October 2Risky: frost earlier than this 1 year in 10
  • October 16Typical: an earlier frost in half of years
  • October 30Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 175 days. Frost here means a low of 32°F at the weather station. A hard freeze (28°F), which damages most hardy crops too, typically ends around April 14 and returns around October 27.

NOAA U.S. Climate Normals 1991-2020 for Lower St Anthony Falls, 0.8 miles E of the city center. Low-lying and rural spots often frost later in spring and earlier in fall than airports and city centers.

What to plant each month in Minneapolis

  1. January

    Start indoors: collard greens, leeks, onions, petunias, ranunculus

  2. February

    Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, chives, collard greens, kale, leeks, lettuce, marigolds, onions, oregano, parsley, petunias, ranunculus, rosemary, sage, snapdragons

  3. March

    Start indoors: basil, black-eyed susans, cabbages, cauliflower, celery, chives, cilantro, collard greens, eggplants, ginger, lettuce, marigolds, nasturtiums, peppers, ranunculus, sage, snapdragons, spinach, swiss chard, tomatoes

    Plant or sow outdoors: beets, black-eyed susans, blackberries, blueberries, broccoli, cauliflower, chives, cilantro, collard greens, figs, garlic, gladioli, grapes, grass seed, hollyhocks, kale, leeks, onions, peas, poppies, radishes, ranunculus, raspberries, rhubarb, roses, spinach, strawberries, swiss chard, turnips, wildflowers

  4. April

    Start indoors: basil, cantaloupes, cosmos, cucumbers, okra, pumpkins, ranunculus, tomatoes, watermelons, winter squash, zucchini

    Plant or sow outdoors: asparagus, beets, black-eyed susans, blackberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, collard greens, dahlias, dill, figs, garden mums, gladioli, grapes, green onions, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, onions, oregano, parsley, petunias, potatoes, radishes, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, swiss chard, thyme, turnips

  5. May

    Start indoors: cosmos, cucumbers, okra, pumpkins, winter squash, zinnias, zucchini

    Plant or sow outdoors: asparagus, basil, cantaloupes, cucumbers, eggplants, garden mums, ginger, grapes, green beans, green onions, kentucky bluegrass, lavenders, lilies, marigolds, mints, nasturtiums, oregano, parsley, peppers, perennial ryegrass, petunias, potatoes, pumpkins, rosemary, sage, st. augustinegrass, sunflowers, sweet corn, sweet peas, tall fescue, thyme, tomatoes, watermelons, winter squash, zucchini

  6. June

    Plant or sow outdoors: asparagus, bermudagrass, cantaloupes, celery, centipedegrass, cosmos, cucumbers, eggplants, green beans, green onions, okra, peanuts, peppers, pumpkins, st. augustinegrass, sweet potatoes, tomatoes, watermelons, winter squash, zinnias, zoysiagrass, zucchini

  7. July

    Plant or sow outdoors: bermudagrass, centipedegrass, green onions, st. augustinegrass, zinnias, zoysiagrass

    Plant for fall: bearded irises, broccoli, brussels sprouts, carrots, collard greens, lettuce, peas, snapdragons, swiss chard

  8. August

    Plant for fall: azaleas, bearded irises, beets, broccoli, cabbages, carrots, cauliflower, clematis, collard greens, coneflowers, daylilies, hostas, hydrangeas, kale, lettuce, peas, radishes, roses, saffron, snapdragons, spinach, swiss chard, turnips

  9. September

    Plant for fall: azaleas, bearded irises, cabbages, cauliflower, clematis, coneflowers, crocuses, daffodils, daylilies, grass seed, hostas, hyacinths, hydrangeas, kale, lilies, ornamental alliums, peonies, radishes, roses, saffron, spinach, tulips

  10. October

    Plant for fall: crocuses, daffodils, garlic, hyacinths, lilies, ornamental alliums, peonies, tulips

Frost dates and zones by ZIP code in Minneapolis

All 13 of Minneapolis's main ZIP codes take their frost dates from Lower St Anthony Falls, so the dates on this page apply across the city. Every one of them is in zone 5a.

ZIP codeZoneWeather stationTypical last frostTypical first frost
554045aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554055aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554065aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554075aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554085aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554105aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554115aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554125aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554135aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554145aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554175aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554185aLower St Anthony Falls, 0.8 mi EApr 23Oct 16
554195aLower St Anthony Falls, 0.8 mi EApr 23Oct 16

Lower St Anthony Falls also supplies the frost dates for St. Paul, so their planting calendars match Minneapolis's.

Planting dates for popular crops in Minneapolis

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesMar 24 to Apr 7May 19 to Jun 2—
Strawberries—Mar 12 to 26—
LettuceFeb 26 to Mar 12Apr 16 to 30Jul 17 to Aug 21
CilantroMar 12 to 26Apr 23 to 30—
BasilMar 31 to Apr 14May 19 to 26—
Potatoes—Apr 25 to May 2—
Garlic—Mar 12 to 26Oct 16 to 30
OnionsJan 1 to Feb 12Mar 26 to Apr 9—
CucumbersApr 21 to May 5May 19 to Jun 2—
PumpkinsApr 21 to May 5May 19 to Jun 2—
PeppersMar 3 to 31May 19 to Jun 2—
Carrots—Apr 2 to 23Jul 24 to Aug 14
Sweet Potatoes—Jun 3 to 10—
WatermelonsApr 14 to 28May 19 to Jun 2—
Sweet Corn—Apr 25 to May 9—
Green Beans—May 19 to Jun 2—
ZucchiniApr 21 to May 5May 19 to Jun 2—
BroccoliFeb 5 to 26Mar 26 to Apr 9Jul 31 to Aug 28
Peas—Mar 12 to 26Jul 24 to Aug 7
SpinachMar 12 to 19Apr 16 to 30Aug 7 to Sep 11
Sunflowers—Apr 25 to May 16—
ZinniasMay 24 to 31Jun 21 to Jul 5—
Tulips——Sep 4 to Oct 30
Daffodils——Sep 4 to Oct 16
Grass Seed—Mar 12 to 26Sep 4 to 18

Nearby cities

Planting in MinnesotaAbout zone 5aPrintable calendar for Minneapolis

Questions

When is the last frost in Minneapolis?

Around April 23 in a typical year, based on NOAA's 1991-2020 records for Lower St Anthony Falls. There is still a 1 in 10 chance of frost after May 7.

What planting zone is Minneapolis in?

USDA hardiness zone 5a (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in Minneapolis?

Start seeds indoors March 24 to April 7 and set plants out May 19 to June 2.

When is the first frost in Minneapolis?

Around October 16 in a typical year, and before October 2 about 1 year in 10.