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Bend, Oregon planting calendar and frost dates

Bend is in USDA hardiness zone 6b. The last spring frost typically comes around June 6 and the first fall frost around September 20, giving about 105 frost-free days a year.

Hardiness zone
Zone 6b
Typical last frost
June 6
Typical first frost
September 20
Frost-free season
105 days

Frost dates in Bend

Last spring frost

  • May 17Risky: frost later than this in 9 years out of 10
  • June 6Typical: a later frost in half of years
  • June 22Safe: a later frost only 1 year in 10

First fall frost

  • September 3Risky: frost earlier than this 1 year in 10
  • September 20Typical: an earlier frost in half of years
  • October 5Late: frost before this in 9 years out of 10

The growing season between the typical last and first frosts is about 105 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 May 11 and returns around October 4.

NOAA U.S. Climate Normals 1991-2020 for Bend, 1.5 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 Bend

  1. February

    Start indoors: onions

  2. March

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

  3. April

    Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, celery, chives, cilantro, collard greens, eggplants, ginger, kale, 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, onions, peas, poppies, raspberries, rhubarb, strawberries, turnips, wildflowers

  4. May

    Start indoors: basil, cantaloupes, celery, cilantro, cosmos, cucumbers, eggplants, marigolds, nasturtiums, okra, peppers, pumpkins, ranunculus, spinach, swiss chard, tomatoes, watermelons, winter squash, zinnias, 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

  5. June

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

    Plant or sow outdoors: asparagus, basil, beets, cantaloupes, carrots, 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, zinnias, zucchini

    Plant for fall: bearded irises, brussels sprouts, carrots, collard greens, lettuce, peas, snapdragons, swiss chard

  6. July

    Plant or sow outdoors: basil, bermudagrass, cantaloupes, celery, centipedegrass, cosmos, cucumbers, eggplants, garden mums, green beans, green onions, okra, peanuts, peppers, pumpkins, st. augustinegrass, sweet potatoes, tomatoes, watermelons, winter squash, zoysiagrass, zucchini

    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

  7. August

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

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

  8. September

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

  9. October

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

Frost dates and zones by ZIP code in Bend

All 3 of Bend's main ZIP codes take their frost dates from Bend, so the dates on this page apply across the city. Every one of them is in zone 6b.

ZIP codeZoneWeather stationTypical last frostTypical first frost
977016bBend, 1.5 mi EJun 6Sep 20
977026bBend, 1.5 mi EJun 6Sep 20
977036bBend, 1.5 mi EJun 6Sep 20

Planting dates for popular crops in Bend

PlantStart indoorsPlant or sow outdoorsFall planting
TomatoesApr 30 to May 14Jun 25 to Jul 9—
Strawberries—Apr 25 to May 9—
LettuceApr 11 to 25May 30 to Jun 13Jun 21 to Jul 26
CilantroApr 25 to May 9Jun 6 to 13—
BasilMay 7 to 21Jun 25 to Jul 2—
Potatoes—May 16 to 23—
Garlic—Apr 25 to May 9Sep 20 to Oct 4
OnionsFeb 14 to Mar 28May 9 to 23—
CucumbersMay 28 to Jun 11Jun 25 to Jul 9—
PumpkinsMay 28 to Jun 11Jun 25 to Jul 9—
PeppersApr 9 to May 7Jun 25 to Jul 9—
Carrots—May 16 to Jun 6Jun 28 to Jul 19
Sweet Potatoes—Jul 10 to 17—
WatermelonsMay 21 to Jun 4Jun 25 to Jul 9—
Sweet Corn—Jun 6 to 20—
Green Beans—Jun 25 to Jul 9—
ZucchiniMay 28 to Jun 11Jun 25 to Jul 9—
BroccoliMar 21 to Apr 11May 9 to 23Jul 5 to Aug 2
Peas—Apr 25 to May 9Jun 28 to Jul 12
SpinachApr 25 to May 2May 30 to Jun 13Jul 12 to Aug 16
Sunflowers—Jun 6 to 27—
ZinniasMay 9 to 16Jun 6 to 20—
Tulips——Aug 9 to Oct 4
Daffodils——Aug 9 to Sep 20
Grass Seed—Apr 25 to May 9Aug 9 to 23

Nearby cities

Planting in OregonAbout zone 6bPrintable calendar for Bend

Questions

When is the last frost in Bend?

Around June 6 in a typical year, based on NOAA's 1991-2020 records for Bend. There is still a 1 in 10 chance of frost after June 22.

What planting zone is Bend in?

USDA hardiness zone 6b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.

When should I plant tomatoes in Bend?

Start seeds indoors April 30 to May 14 and set plants out June 25 to July 9.

When is the first frost in Bend?

Around September 20 in a typical year, and before September 3 about 1 year in 10.