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Largo, Florida planting calendar and frost dates

Largo is in USDA hardiness zone 10a, and frost is rare: a 32°F night happens in about 23% of years.

Hardiness zone
Zone 10a (parts in 10b)

Frost dates in Largo

A 32°F night is rare here: it happens in about 23% of years, so median frost dates do not describe a typical year.

NOAA U.S. Climate Normals 1991-2020 for St Petersburg International Airport, 4.4 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 Largo

The main vegetable season runs from August through March. Cool-season crops go in September-February, and warm crops like tomatoes and peppers get two shots, August-September and January-February. Occasional freezes mean tender plants need protection in winter. From June to August the heat and rain limit planting to tropical and heat-tolerant crops. The months below follow the planting calendar for Central Florida from the Cooperative Extension sources listed.

  1. January

    Plant: beets, blueberries, broccoli, brussels sprouts, cabbages, cantaloupes, carrots, cauliflower, celery, chives, cilantro, collard greens, cucumbers, eggplants, figs, garlic, grapes, green onions, kale, lettuce, parsley, peas, peppers, petunias, pineapples, potatoes, radishes, roses, sage, snapdragons, spinach, sweet corn, swiss chard, tomatoes, turnips, watermelons, winter squash, zucchini

  2. February

    Plant: azaleas, basil, beets, blueberries, broccoli, brussels sprouts, cabbages, cantaloupes, carrots, cauliflower, celery, chives, cilantro, collard greens, cucumbers, eggplants, figs, ginger, grapes, green beans, green onions, kale, lettuce, nasturtiums, okra, oregano, peas, peppers, petunias, pineapples, potatoes, radishes, sage, snapdragons, spinach, sweet corn, sweet potatoes, swiss chard, tomatoes, turnips, watermelons, winter squash, zucchini

  3. March

    Plant: basil, cantaloupes, carrots, celery, chives, cilantro, cucumbers, ginger, green beans, green onions, marigolds, mints, nasturtiums, okra, oregano, peanuts, peppers, pineapples, radishes, rosemary, sage, spinach, sweet corn, sweet potatoes, swiss chard, watermelons, winter squash, zucchini

  4. April

    Plant: basil, chives, daylilies, ginger, green beans, marigolds, nasturtiums, okra, peanuts, pineapples, rosemary, sage, sweet corn, sweet potatoes, swiss chard, winter squash, zucchini

  5. May

    Plant: basil, chives, ginger, okra, peanuts, pineapples, rosemary, sweet potatoes, swiss chard

  6. June

    Plant: basil, chives, ginger, okra, pineapples, rosemary, sweet potatoes

  7. July

    Plant: chives, ginger, gladioli, okra, pineapples, pumpkins, rosemary

  8. August

    Plant: carrots, chives, eggplants, ginger, green beans, green onions, okra, peppers, pineapples, rosemary, tomatoes, winter squash, zucchini

  9. September

    Plant: basil, beets, broccoli, brussels sprouts, cabbages, carrots, cauliflower, celery, chives, cilantro, collard greens, cucumbers, dill, eggplants, green beans, green onions, kale, lavenders, lettuce, mints, parsley, peppers, pineapples, radishes, rosemary, sage, spinach, strawberries, swiss chard, thyme, tomatoes, turnips, winter squash, zinnias, zucchini

  10. October

    Plant: basil, beets, broccoli, brussels sprouts, cabbages, carrots, cauliflower, celery, chives, cilantro, collard greens, dill, garlic, green onions, kale, lavenders, lettuce, lilies, marigolds, mints, nasturtiums, onions, parsley, petunias, pineapples, radishes, sage, snapdragons, spinach, strawberries, swiss chard, thyme, turnips

  11. November

    Plant: beets, broccoli, brussels sprouts, cabbages, carrots, cauliflower, celery, chives, cilantro, collard greens, daylilies, dill, garlic, green onions, kale, lettuce, nasturtiums, parsley, peas, petunias, pineapples, potatoes, radishes, sage, snapdragons, spinach, swiss chard, thyme, turnips

  12. December

    Plant: beets, blueberries, broccoli, brussels sprouts, cabbages, carrots, cauliflower, celery, chives, cilantro, collard greens, dill, figs, garlic, grapes, green onions, kale, lettuce, parsley, peas, petunias, pineapples, potatoes, radishes, roses, sage, snapdragons, spinach, swiss chard, thyme, turnips

Sources for the Central Florida calendar

Frost dates and zones by ZIP code in Largo

Largo's 8 main ZIP codes take their frost dates from 2 different NOAA stations. The hardiness zone is 10a in 33756, 33760, 33764, 33770, 33771, 33773, 33778, and 10b in 33774.

ZIP codeZoneWeather stationTypical last frostTypical first frost
3375610aTampa International Airport, 5.1 mi WNWRareRare
3376010aSt Petersburg International Airport, 1.7 mi ENERareRare
3376410aTampa International Airport, 5.1 mi WNWRareRare
3377010aSt Petersburg International Airport, 7.1 mi ERareRare
3377110aSt Petersburg International Airport, 4.4 mi ERareRare
3377310aSt Petersburg International Airport, 4.6 mi ENERareRare
3377410bSt Petersburg International Airport, 8.8 mi ENERareRare
3377810aSt Petersburg International Airport, 6.9 mi ENERareRare

St Petersburg International Airport also supplies the frost dates for Pinellas Park, so their planting calendars match Largo's.

Nearby cities

Planting in FloridaAbout zone 10aCentral Florida planting calendarPrintable calendar for Largo

Questions

When is the last frost in Largo?

Frost is rare in Largo: a 32°F night happens in about 23% of years, so planting follows the Central Florida calendar on this page rather than frost dates.

What planting zone is Largo in?

USDA hardiness zone 10a (2023 map), with parts of the city in zone 10b. The zone tells you which perennials survive the winter; planting times follow the regional calendar instead.