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Columbia, South Carolina planting calendar and frost dates

Columbia is in USDA hardiness zone 8b. The last spring frost typically comes around March 16 and the first fall frost around November 16, giving about 245 frost-free days a year.

Hardiness zone
Zone 8b
Typical last frost
March 16
Typical first frost
November 16
Frost-free season
245 days

Frost dates in Columbia

Last spring frost

  • February 24Risky: frost later than this in 9 years out of 10
  • March 16Typical: a later frost in half of years
  • April 3Safe: a later frost only 1 year in 10

First fall frost

  • November 2Risky: frost earlier than this 1 year in 10
  • November 16Typical: an earlier frost in half of years
  • December 6Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 245 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 March 1 and returns around December 2.

NOAA U.S. Climate Normals 1991-2020 for Columbia Univ Of Sc, 0.9 miles SE 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 Columbia

  1. January

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

  2. February

    Start indoors: basil, black-eyed susans, cabbages, cantaloupes, chives, cilantro, collard greens, cosmos, cucumbers, eggplants, ginger, lettuce, marigolds, nasturtiums, okra, peppers, ranunculus, sage, snapdragons, spinach, swiss chard, tomatoes, watermelons, zucchini

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

  3. March

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

    Plant or sow outdoors: asparagus, basil, beets, black-eyed susans, blackberries, broccoli, cabbages, cantaloupes, carrots, cauliflower, 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, onions, oregano, parsley, peppers, perennial ryegrass, petunias, potatoes, pumpkins, radishes, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, sweet peas, swiss chard, tall fescue, thyme, tomatoes, turnips, watermelons, winter squash, zucchini

  4. April

    Start indoors: zinnias

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

  5. May

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

  6. July

    Plant for fall: peppers, potatoes

  7. August

    Plant for fall: bearded irises, broccoli, brussels sprouts, carrots, collard greens, cucumbers, green beans, lettuce, peas, peppers, potatoes, snapdragons, sweet corn, swiss chard, tomatoes, zucchini

  8. September

    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, zucchini

  9. October

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

  10. November

    Start indoors: onions

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

  11. December

    Start indoors: broccoli, cauliflower, collard greens, kale, leeks, onions, petunias, ranunculus

Frost dates and zones by ZIP code in Columbia

All 9 of Columbia's main ZIP codes take their frost dates from Columbia Univ Of Sc, so the dates on this page apply across the city. Every one of them is in zone 8b.

ZIP codeZoneWeather stationTypical last frostTypical first frost
290448bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292018bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292038bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292048bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292058bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292078bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292098bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292108bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16
292128bColumbia Univ Of Sc, 0.9 mi SEMar 16Nov 16

Planting dates for popular crops in Columbia

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesJan 24 to Feb 7Mar 21 to Apr 4Aug 3 to 10
Strawberries—Feb 2 to 16—
LettuceJan 19 to Feb 2Mar 9 to 23Aug 17 to Sep 21
CilantroFeb 2 to 16Mar 16 to 23—
BasilFeb 2 to 16Mar 23 to 30—
Potatoes—Feb 23 to Mar 2Jul 27 to Aug 3
Garlic—Feb 2 to 16Nov 16 to 30
OnionsNov 24 to Jan 5Feb 16 to Mar 2—
CucumbersFeb 23 to Mar 9Mar 23 to Apr 6Aug 17 to 31
PumpkinsMar 2 to 16Mar 30 to Apr 13—
PeppersJan 5 to Feb 2Mar 23 to Apr 6Jul 27 to Aug 24
Carrots—Feb 23 to Mar 16Aug 24 to Sep 14
Sweet Potatoes—Apr 8 to 15—
WatermelonsFeb 16 to Mar 2Mar 23 to Apr 6—
Sweet Corn—Mar 16 to 30Aug 10 to 24
Green Beans—Mar 21 to Apr 4Aug 24 to 31
ZucchiniFeb 23 to Mar 9Mar 23 to Apr 6Aug 24 to Sep 7
BroccoliDec 29 to Jan 19Feb 16 to Mar 2Aug 31 to Sep 28
Peas—Feb 2 to 16Aug 24 to Sep 7
SpinachFeb 2 to 9Mar 9 to 23Sep 7 to Oct 12
Sunflowers—Mar 16 to Apr 6—
ZinniasMar 30 to Apr 6Apr 27 to May 11—
Tulips——Oct 5 to Nov 30
Daffodils——Oct 5 to Nov 16
Grass Seed—Feb 2 to 16Oct 5 to 19

Nearby cities

Planting in South CarolinaAbout zone 8bPrintable calendar for Columbia

Questions

When is the last frost in Columbia?

Around March 16 in a typical year, based on NOAA's 1991-2020 records for Columbia Univ Of Sc. There is still a 1 in 10 chance of frost after April 3.

What planting zone is Columbia in?

USDA hardiness zone 8b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in Columbia?

Start seeds indoors January 24 to February 7 and set plants out March 21 to April 4; the safest date to plant out is after April 3.

When is the first frost in Columbia?

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