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Las Vegas, Nevada planting calendar and frost dates

Las Vegas is in USDA hardiness zone 8b. The last spring frost typically comes around January 20 and the first fall frost around December 15, giving about 333 frost-free days a year.

Hardiness zone
Zone 8b (parts in 9a, 9b)
Typical last frost
January 20
Typical first frost
December 15
Frost-free season
333 days

Frost dates in Las Vegas

Last spring frost

  • December 20Risky: frost later than this in 9 years out of 10
  • January 20Typical: a later frost in half of years
  • February 14Safe: a later frost only 1 year in 10

First fall frost

  • November 28Risky: frost earlier than this 1 year in 10
  • December 15Typical: an earlier frost in half of years
  • New yearLate: in about 1 year in 10, the first frost waits until after December 31

The growing season between the typical last and first frosts is about 333 days. Frost here means a low of 32°F at the weather station.

NOAA U.S. Climate Normals 1991-2020 for Las Vegas Mccarran Airport, 7.3 miles SSW of the city center and 135 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 Las Vegas

  1. January

    Start indoors: basil, celery, eggplants, ginger, peppers, ranunculus, tomatoes

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

  2. February

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

    Plant or sow outdoors: avocados, garden mums, ginger, grapes, green onions, lavenders, lilies, marigolds, mints, nasturtiums, oregano, parsley, petunias, rosemary, sage, st. augustinegrass, sunflowers, sweet corn, thyme

  3. March

    Start indoors: cosmos, okra, zinnias

    Plant or sow outdoors: basil, cantaloupes, cucumbers, eggplants, ginger, green beans, peppers, pumpkins, st. augustinegrass, tomatoes, watermelons, winter squash, zucchini

  4. April

    Start indoors: zinnias

    Plant or sow outdoors: bermudagrass, celery, centipedegrass, cosmos, okra, peanuts, sweet potatoes, zinnias, zoysiagrass

  5. May

    Plant or sow outdoors: bermudagrass, centipedegrass, zinnias, zoysiagrass

  6. August

    Plant for fall: peppers, potatoes

  7. September

    Start indoors: onions

    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. October

    Start indoors: collard greens, leeks, onions, petunias, ranunculus

    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. November

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

    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. December

    Start indoors: black-eyed susans, cabbages, cauliflower, chives, cilantro, collard greens, ginger, lettuce, marigolds, nasturtiums, peppers, ranunculus, sage, snapdragons, spinach, swiss chard

    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, kentucky bluegrass, leeks, lettuce, onions, parsley, peas, poppies, potatoes, radishes, ranunculus, raspberries, rhubarb, roses, spinach, strawberries, sweet peas, swiss chard, tall fescue, turnips, wildflowers

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

Frost dates and zones by ZIP code in Las Vegas

All 16 of Las Vegas's main ZIP codes take their frost dates from Las Vegas Mccarran Airport, so the dates on this page apply across the city. The hardiness zone is 8b in 89124, 89138, 89166, and 9a in 89117, 89128, 89129, 89130, 89131, 89134, 89144, 89149, and 9b in 89101, 89102, 89106, 89107, 89108.

ZIP codeZoneWeather stationTypical last frostTypical first frost
891019bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891029bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891069bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891079bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891089bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891179aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891248bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891289aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891299aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891309aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891319aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891349aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891388bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891449aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891499aLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15
891668bLas Vegas Mccarran Airport, 7.3 mi SSWJan 20Dec 15

Las Vegas Mccarran Airport also supplies the frost dates for Henderson and North Las Vegas, so their planting calendars match Las Vegas's.

Planting dates for popular crops in Las Vegas

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesJan 16 to 30Mar 13 to 27Sep 1 to 8
Strawberries—Dec 9 to 23—
LettuceNov 25 to Dec 9Jan 13 to 27Sep 15 to Oct 20
CilantroDec 9 to 23Jan 20 to 27—
BasilJan 23 to Feb 6Mar 13 to 20—
Potatoes—Dec 30 to Jan 6Aug 25 to Sep 1
Garlic—Dec 9 to 23Dec 15 to 29
OnionsSep 30 to Nov 11Dec 23 to Jan 6—
CucumbersFeb 13 to 27Mar 13 to 27Sep 15 to 29
PumpkinsFeb 13 to 27Mar 13 to 27—
PeppersDec 26 to Jan 23Mar 13 to 27Aug 25 to Sep 22
Carrots—Dec 30 to Jan 20Sep 22 to Oct 13
Sweet Potatoes—Apr 4 to 11—
WatermelonsFeb 6 to 20Mar 13 to 27—
Sweet Corn—Jan 21 to Feb 4Sep 8 to 22
Green Beans—Mar 13 to 27Sep 22 to 29
ZucchiniFeb 13 to 27Mar 13 to 27Sep 22 to Oct 6
BroccoliNov 4 to 25Dec 23 to Jan 6Sep 29 to Oct 27
Peas—Dec 9 to 23Sep 22 to Oct 6
SpinachDec 9 to 16Jan 13 to 27Oct 6 to Nov 10
Sunflowers—Jan 21 to Feb 11—
ZinniasMar 28 to Apr 4Apr 25 to May 9—
Tulips——Nov 3 to Dec 29
Daffodils——Nov 3 to Dec 15
Grass Seed—Dec 9 to 23Nov 3 to 17

Nearby cities

Planting in NevadaAbout zone 8bPrintable calendar for Las Vegas

Questions

When is the last frost in Las Vegas?

Around January 20 in a typical year, based on NOAA's 1991-2020 records for Las Vegas Mccarran Airport. There is still a 1 in 10 chance of frost after February 14.

What planting zone is Las Vegas in?

USDA hardiness zone 8b (2023 map), with parts of the city in zone 9a and 9b. The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in Las Vegas?

Start seeds indoors January 16 to 30 and set plants out March 13 to 27.

When is the first frost in Las Vegas?

Around December 15 in a typical year, and before November 28 about 1 year in 10.