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Franklin, Tennessee planting calendar and frost dates

Franklin is in USDA hardiness zone 7b. The last spring frost typically comes around March 31 and the first fall frost around November 3, giving about 217 frost-free days a year.

Hardiness zone
Zone 7b
Typical last frost
March 31
Typical first frost
November 3
Frost-free season
217 days

Frost dates in Franklin

Last spring frost

  • March 13Risky: frost later than this in 9 years out of 10
  • March 31Typical: a later frost in half of years
  • April 16Safe: a later frost only 1 year in 10

First fall frost

  • October 22Risky: frost earlier than this 1 year in 10
  • November 3Typical: an earlier frost in half of years
  • November 18Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 217 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 17 and returns around November 15.

NOAA U.S. Climate Normals 1991-2020 for Nashville International Airport, 6.4 miles SE of the city center and 178 feet higher. 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 Franklin

  1. January

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

  2. February

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

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

  3. March

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

    Plant or sow outdoors: asparagus, beets, black-eyed susans, blackberries, blueberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, collard greens, dahlias, dill, figs, garden mums, garlic, gladioli, grapes, grass seed, green onions, hollyhocks, kale, kentucky bluegrass, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, onions, oregano, parsley, peas, perennial ryegrass, petunias, poppies, potatoes, radishes, ranunculus, raspberries, rhubarb, rosemary, roses, sage, snapdragons, spinach, strawberries, sunflowers, sweet corn, sweet peas, swiss chard, tall fescue, thyme, turnips, wildflowers

  4. April

    Start indoors: cosmos, okra, zinnias

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

  5. May

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

  6. June

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

  7. July

    Plant for fall: brussels sprouts, peppers, potatoes, sweet corn, tomatoes

  8. August

    Plant for fall: bearded irises, beets, broccoli, brussels sprouts, cabbages, carrots, cauliflower, collard greens, cucumbers, green beans, lettuce, peas, peppers, radishes, snapdragons, spinach, sweet corn, swiss chard, turnips, zucchini

  9. September

    Plant for fall: azaleas, bearded irises, beets, broccoli, cabbages, carrots, cauliflower, clematis, coneflowers, crocuses, daffodils, daylilies, grass seed, hostas, hydrangeas, kale, kentucky bluegrass, lettuce, lilies, ornamental alliums, peonies, perennial ryegrass, radishes, roses, saffron, snapdragons, spinach, swiss chard, tall fescue, tulips, turnips

  10. October

    Plant for fall: crocuses, daffodils, daylilies, grass seed, hostas, hyacinths, kale, kentucky bluegrass, lilies, ornamental alliums, peonies, perennial ryegrass, radishes, saffron, tall fescue, tulips

  11. November

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

  12. December

    Start indoors: onions

Frost dates and zones by ZIP code in Franklin

Franklin's 3 main ZIP codes take their frost dates from 2 different NOAA stations: the typical last frost ranges from March 31 in 37064 to April 3 in 37069. Every one of them is in zone 7b.

ZIP codeZoneWeather stationTypical last frostTypical first frost
370647bNashville International Airport, 6.4 mi SEMar 31Nov 3
370677bFranklin Sewage Plt, 5.9 mi WNWApr 3Oct 31
370697bFranklin Sewage Plt, 3.5 mi SSEApr 3Oct 31

Nashville International Airport also supplies the frost dates for Nashville-Davidson, so their planting calendars match Franklin's.

Planting dates for popular crops in Franklin

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesFeb 16 to Mar 2Apr 13 to 27Jul 21 to 28
Strawberries—Feb 17 to Mar 3—
LettuceFeb 3 to 17Mar 24 to Apr 7Aug 4 to Sep 8
CilantroFeb 17 to Mar 3Mar 31 to Apr 7—
BasilFeb 23 to Mar 9Apr 13 to 20—
Potatoes—Mar 12 to 19Jul 14 to 21
Garlic—Feb 17 to Mar 3Nov 3 to 17
OnionsDec 9 to Jan 20Mar 3 to 17—
CucumbersMar 16 to 30Apr 13 to 27Aug 4 to 18
PumpkinsMar 17 to 31Apr 14 to 28—
PeppersJan 26 to Feb 23Apr 13 to 27Jul 14 to Aug 11
Carrots—Mar 10 to 31Aug 11 to Sep 1
Sweet Potatoes—Apr 30 to May 7—
WatermelonsMar 9 to 23Apr 13 to 27—
Sweet Corn—Mar 31 to Apr 14Jul 28 to Aug 11
Green Beans—Apr 13 to 27Aug 11 to 18
ZucchiniMar 16 to 30Apr 13 to 27Aug 11 to 25
BroccoliJan 13 to Feb 3Mar 3 to 17Aug 18 to Sep 15
Peas—Feb 17 to Mar 3Aug 11 to 25
SpinachFeb 17 to 24Mar 24 to Apr 7Aug 25 to Sep 29
Sunflowers—Mar 31 to Apr 21—
ZinniasApr 21 to 28May 19 to Jun 2—
Tulips——Sep 22 to Nov 17
Daffodils——Sep 22 to Nov 3
Grass Seed—Feb 17 to Mar 3Sep 22 to Oct 6

Nearby cities

Planting in TennesseeAbout zone 7bPrintable calendar for Franklin

Questions

When is the last frost in Franklin?

Around March 31 in a typical year, based on NOAA's 1991-2020 records for Nashville International Airport. There is still a 1 in 10 chance of frost after April 16.

What planting zone is Franklin in?

USDA hardiness zone 7b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in Franklin?

Start seeds indoors February 16 to March 2 and set plants out April 13 to 27; the safest date to plant out is after April 16.

When is the first frost in Franklin?

Around November 3 in a typical year, and before October 22 about 1 year in 10.