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Amarillo, Texas planting calendar and frost dates

Amarillo is in USDA hardiness zone 7a. The last spring frost typically comes around April 13 and the first fall frost around October 27, giving about 195 frost-free days a year.

Hardiness zone
Zone 7a
Typical last frost
April 13
Typical first frost
October 27
Frost-free season
195 days

Frost dates in Amarillo

Last spring frost

  • March 29Risky: frost later than this in 9 years out of 10
  • April 13Typical: a later frost in half of years
  • April 29Safe: a later frost only 1 year in 10

First fall frost

  • October 14Risky: frost earlier than this 1 year in 10
  • October 27Typical: an earlier frost in half of years
  • November 8Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 195 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 2 and returns around November 5.

NOAA U.S. Climate Normals 1991-2020 for Amarillo, 7 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 Amarillo

  1. January

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

  2. February

    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

  3. March

    Start indoors: basil, black-eyed susans, cabbages, cantaloupes, celery, chives, cilantro, collard greens, cosmos, cucumbers, eggplants, ginger, lettuce, marigolds, nasturtiums, okra, peppers, pumpkins, ranunculus, sage, snapdragons, spinach, swiss chard, 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, garlic, gladioli, grapes, grass seed, green onions, hollyhocks, kale, leeks, lettuce, onions, parsley, peas, poppies, potatoes, radishes, ranunculus, raspberries, rhubarb, roses, snapdragons, spinach, strawberries, swiss chard, turnips, wildflowers

  4. April

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

    Plant or sow outdoors: asparagus, basil, beets, 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, oregano, parsley, peppers, perennial ryegrass, petunias, pumpkins, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, sweet peas, swiss chard, tall fescue, thyme, tomatoes, watermelons, winter squash, zucchini

  5. May

    Start indoors: zinnias

    Plant or sow outdoors: basil, 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

  6. June

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

  7. July

    Plant for fall: brussels sprouts, collard greens, lettuce, swiss chard

  8. August

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

  9. September

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

  10. October

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

  11. November

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

  12. December

    Start indoors: onions

Frost dates and zones by ZIP code in Amarillo

All 10 of Amarillo's main ZIP codes take their frost dates from Amarillo, so the dates on this page apply across the city. Every one of them is in zone 7a.

ZIP codeZoneWeather stationTypical last frostTypical first frost
791037aAmarillo, 7 mi EApr 13Oct 27
791067aAmarillo, 7 mi EApr 13Oct 27
791077aAmarillo, 7 mi EApr 13Oct 27
791087aAmarillo, 7 mi EApr 13Oct 27
791097aAmarillo, 7 mi EApr 13Oct 27
791107aAmarillo, 7 mi EApr 13Oct 27
791117aAmarillo, 7 mi EApr 13Oct 27
791187aAmarillo, 7 mi EApr 13Oct 27
791197aAmarillo, 7 mi EApr 13Oct 27
791247aAmarillo, 7 mi EApr 13Oct 27

Planting dates for popular crops in Amarillo

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesMar 2 to 16Apr 27 to May 11—
Strawberries—Mar 2 to 16—
LettuceFeb 16 to Mar 2Apr 6 to 20Jul 28 to Sep 1
CilantroMar 2 to 16Apr 13 to 20—
BasilMar 9 to 23Apr 27 to May 4—
Potatoes—Mar 23 to 30—
Garlic—Mar 2 to 16Oct 27 to Nov 10
OnionsDec 22 to Feb 2Mar 16 to 30—
CucumbersMar 30 to Apr 13Apr 27 to May 11—
PumpkinsMar 30 to Apr 13Apr 27 to May 11—
PeppersFeb 9 to Mar 9Apr 27 to May 11—
Carrots—Mar 23 to Apr 13Aug 4 to 25
Sweet Potatoes—May 12 to 19—
WatermelonsMar 23 to Apr 6Apr 27 to May 11—
Sweet Corn—Apr 13 to 27—
Green Beans—Apr 27 to May 11—
ZucchiniMar 30 to Apr 13Apr 27 to May 11—
BroccoliJan 26 to Feb 16Mar 16 to 30Aug 11 to Sep 8
Peas—Mar 2 to 16Aug 4 to 18
SpinachMar 2 to 9Apr 6 to 20Aug 18 to Sep 22
Sunflowers—Apr 13 to May 4—
ZinniasApr 27 to May 4May 25 to Jun 8—
Tulips——Sep 15 to Nov 10
Daffodils——Sep 15 to Oct 27
Grass Seed—Mar 2 to 16Sep 15 to 29

Nearby cities

Planting in TexasAbout zone 7aPrintable calendar for Amarillo

Questions

When is the last frost in Amarillo?

Around April 13 in a typical year, based on NOAA's 1991-2020 records for Amarillo. There is still a 1 in 10 chance of frost after April 29.

What planting zone is Amarillo in?

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

When should I plant tomatoes in Amarillo?

Start seeds indoors March 2 to 16 and set plants out April 27 to May 11; the safest date to plant out is after April 29.

When is the first frost in Amarillo?

Around October 27 in a typical year, and before October 14 about 1 year in 10.