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Deltona, Florida planting calendar and frost dates

Deltona is in USDA hardiness zone 9b. The last spring frost typically comes around January 26 and the first fall frost around January 12, giving about 359 frost-free days a year.

Hardiness zone
Zone 9b
Typical last frost
January 26
Typical first frost
January 12
Frost-free season
359 days

Frost dates in Deltona

Last spring frost

  • December 31Risky: frost later than this in 9 years out of 10
  • January 26Typical: a later frost in half of years
  • February 24Safe: a later frost only 1 year in 10

First fall frost

  • December 20Risky: frost earlier than this 1 year in 10
  • January 12Typical: an earlier frost in half of years
  • February 10Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 359 days. Frost here means a low of 32°F at the weather station.

NOAA U.S. Climate Normals 1991-2020 for Sanford, 6 miles S 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 Deltona

  1. January

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

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

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

  2. February

    Start indoors: cosmos, okra

    Plant or sow outdoors: avocados, basil, cantaloupes, chives, cilantro, cucumbers, dahlias, dill, eggplants, garden mums, ginger, gladioli, grapes, green beans, green onions, lavenders, lettuce, lilies, marigolds, mints, nasturtiums, oregano, parsley, peppers, petunias, pumpkins, ranunculus, rosemary, sage, spinach, sunflowers, sweet corn, swiss chard, thyme, tomatoes, watermelons, winter squash, zucchini

  3. March

    Start indoors: zinnias

    Plant or sow outdoors: bermudagrass, celery, centipedegrass, cosmos, okra, peanuts, st. augustinegrass, sweet potatoes, zoysiagrass

  4. April

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

  5. September

    Plant for fall: peppers, potatoes, tomatoes

  6. October

    Start indoors: onions

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

  7. November

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

    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

  8. December

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

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

    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

Frost dates and zones by ZIP code in Deltona

All 3 of Deltona's main ZIP codes take their frost dates from Sanford, so the dates on this page apply across the city. Every one of them is in zone 9b.

ZIP codeZoneWeather stationTypical last frostTypical first frost
327259bSanford, 6 mi SJan 26Jan 12
327389bSanford, 6 mi SJan 26Jan 12
327649bSanford, 6 mi SJan 26Jan 12

Planting dates for popular crops in Deltona

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesDec 4 to 18Jan 29 to Feb 12Sep 29 to Oct 6
Strawberries—Dec 15 to 29—
LettuceDec 1 to 15Jan 19 to Feb 2Oct 13 to Nov 17
CilantroDec 15 to 29Jan 26 to Feb 2—
BasilDec 15 to 29Feb 2 to 9—
Potatoes—Jan 5 to 12Sep 22 to 29
Garlic—Dec 15 to 29Jan 12 to 26
OnionsOct 6 to Nov 17Dec 29 to Jan 12—
CucumbersJan 5 to 19Feb 2 to 16Oct 13 to 27
PumpkinsJan 12 to 26Feb 9 to 23—
PeppersNov 17 to Dec 15Feb 2 to 16Sep 22 to Oct 20
Carrots—Jan 5 to 26Oct 20 to Nov 10
Sweet Potatoes—Mar 7 to 14—
WatermelonsDec 29 to Jan 12Feb 2 to 16—
Sweet Corn—Jan 26 to Feb 9Oct 6 to 20
Green Beans—Jan 29 to Feb 12Oct 20 to 27
ZucchiniJan 5 to 19Feb 2 to 16Oct 20 to Nov 3
BroccoliNov 10 to Dec 1Dec 29 to Jan 12Oct 27 to Nov 24
Peas—Dec 15 to 29Oct 20 to Nov 3
SpinachDec 15 to 22Jan 19 to Feb 2Nov 3 to Dec 8
Sunflowers—Jan 26 to Feb 16—
ZinniasMar 11 to 18Apr 8 to 22—
Tulips——Dec 1 to Jan 26
Daffodils——Dec 1 to Jan 12
Grass Seed—Dec 15 to 29Dec 1 to 15

Nearby cities

Planting in FloridaAbout zone 9bPrintable calendar for Deltona

Questions

When is the last frost in Deltona?

Around January 26 in a typical year, based on NOAA's 1991-2020 records for Sanford. There is still a 1 in 10 chance of frost after February 24.

What planting zone is Deltona in?

USDA hardiness zone 9b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in Deltona?

Start seeds indoors December 4 to 18 and set plants out January 29 to February 12; the safest date to plant out is after February 24.

When is the first frost in Deltona?

Around January 12 in a typical year, and before December 20 about 1 year in 10.