Growing Calendar

MenuClose

St. Cloud, Minnesota planting calendar and frost dates

St. Cloud is in USDA hardiness zone 4b. The last spring frost typically comes around May 7 and the first fall frost around September 30, giving about 144 frost-free days a year.

Hardiness zone
Zone 4b
Typical last frost
May 7
Typical first frost
September 30
Frost-free season
144 days

Frost dates in St. Cloud

Last spring frost

  • April 24Risky: frost later than this in 9 years out of 10
  • May 7Typical: a later frost in half of years
  • May 23Safe: a later frost only 1 year in 10

First fall frost

  • September 16Risky: frost earlier than this 1 year in 10
  • September 30Typical: an earlier frost in half of years
  • October 12Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 144 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 27 and returns around October 8.

NOAA U.S. Climate Normals 1991-2020 for St Cloud Rgnl Airport, 10 miles ENE 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 St. Cloud

  1. January

    Start indoors: onions

  2. February

    Start indoors: broccoli, cabbages, cauliflower, collard greens, kale, leeks, onions, oregano, parsley, petunias, ranunculus, rosemary, snapdragons

  3. March

    Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, celery, chives, cilantro, collard greens, eggplants, ginger, kale, leeks, lettuce, marigolds, nasturtiums, oregano, parsley, peppers, petunias, ranunculus, rosemary, sage, snapdragons, spinach, swiss chard

    Plant or sow outdoors: black-eyed susans, blueberries, garlic, grapes, grass seed, hollyhocks, onions, peas, poppies, raspberries, rhubarb, strawberries, turnips, wildflowers

  4. April

    Start indoors: basil, cantaloupes, celery, cilantro, cucumbers, eggplants, marigolds, nasturtiums, peppers, pumpkins, ranunculus, spinach, swiss chard, tomatoes, watermelons, winter squash, zucchini

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

  5. May

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

    Plant or sow outdoors: asparagus, basil, beets, cantaloupes, carrots, chives, cilantro, cucumbers, dahlias, dill, eggplants, figs, garden mums, ginger, gladioli, grapes, green beans, green onions, kentucky bluegrass, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, oregano, parsley, peppers, perennial ryegrass, petunias, potatoes, pumpkins, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, sweet peas, swiss chard, tall fescue, thyme, tomatoes, watermelons, winter squash, zucchini

  6. June

    Start indoors: zinnias

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

    Plant for fall: brussels sprouts

  7. July

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

    Plant for fall: bearded irises, beets, broccoli, brussels sprouts, cabbages, carrots, cauliflower, collard greens, daylilies, kale, lettuce, peas, radishes, snapdragons, spinach, swiss chard, turnips

  8. August

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

  9. September

    Plant for fall: crocuses, daffodils, daylilies, garlic, grass seed, hostas, hyacinths, kale, lilies, ornamental alliums, peonies, radishes, saffron, tulips

  10. October

    Plant for fall: crocuses, garlic, hyacinths, ornamental alliums, tulips

Frost dates and zones by ZIP code in St. Cloud

All 3 of St. Cloud's main ZIP codes take their frost dates from St Cloud Rgnl Airport, so the dates on this page apply across the city. Every one of them is in zone 4b.

ZIP codeZoneWeather stationTypical last frostTypical first frost
563014bSt Cloud Rgnl Airport, 10 mi ENEMay 7Sep 30
563034bSt Cloud Rgnl Airport, 8.2 mi ESEMay 7Sep 30
563044bSt Cloud Rgnl Airport, 0.9 mi NNEMay 7Sep 30

Planting dates for popular crops in St. Cloud

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesApr 1 to 15May 27 to Jun 10—
Strawberries—Mar 26 to Apr 9—
LettuceMar 12 to 26Apr 30 to May 14Jul 1 to Aug 5
CilantroMar 26 to Apr 9May 7 to 14—
BasilApr 8 to 22May 27 to Jun 3—
Potatoes—May 1 to 8—
Garlic—Mar 26 to Apr 9Sep 30 to Oct 14
OnionsJan 15 to Feb 26Apr 9 to 23—
CucumbersApr 29 to May 13May 27 to Jun 10—
PumpkinsApr 29 to May 13May 27 to Jun 10—
PeppersMar 11 to Apr 8May 27 to Jun 10—
Carrots—Apr 16 to May 7Jul 8 to 29
Sweet Potatoes—Jun 12 to 19—
WatermelonsApr 22 to May 6May 27 to Jun 10—
Sweet Corn—May 7 to 21—
Green Beans—May 27 to Jun 10—
ZucchiniApr 29 to May 13May 27 to Jun 10—
BroccoliFeb 19 to Mar 12Apr 9 to 23Jul 15 to Aug 12
Peas—Mar 26 to Apr 9Jul 8 to 22
SpinachMar 26 to Apr 2Apr 30 to May 14Jul 22 to Aug 26
Sunflowers—May 7 to 28—
ZinniasJun 8 to 15Jul 6 to 20—
Tulips——Aug 19 to Oct 14
Daffodils——Aug 19 to Sep 30
Grass Seed—Mar 26 to Apr 9Aug 19 to Sep 2

Nearby cities

Planting in MinnesotaAbout zone 4bPrintable calendar for St. Cloud

Questions

When is the last frost in St. Cloud?

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

What planting zone is St. Cloud in?

USDA hardiness zone 4b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in St. Cloud?

Start seeds indoors April 1 to 15 and set plants out May 27 to June 10.

When is the first frost in St. Cloud?

Around September 30 in a typical year, and before September 16 about 1 year in 10.