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Monterey Park, California planting calendar and frost dates

Monterey Park is in USDA hardiness zone 10b, and frost is rare: a 32°F night happens in fewer than 1 year in 100.

Hardiness zone
Zone 10b

Frost dates in Monterey Park

A 32°F night is not recorded here: it happens in fewer than 1 year in 100, so median frost dates do not describe a typical year.

NOAA U.S. Climate Normals 1991-2020 for Los Angeles Dwtn Usc Campus, 5.3 miles W of the city center and 403 feet lower. 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 Monterey Park

Cool-season crops are planted from late summer through winter, but the window is shorter than on the coast because summers are too hot for lettuce, peas and cole crops and occasional winter frosts can nip tender growth. Warm-season crops go in from April, after frost danger, through June; hot, dry summers ripen tomatoes, melons and peppers well but heat above the mid-90s can stop fruit set in July and August. Rain comes almost entirely November to March. The months below follow the planting calendar for Southern California Inland Valleys from the Cooperative Extension sources listed.

  1. January

    Plant: asparagus, azaleas, beets, blackberries, broccoli, cabbages, carrots, cauliflower, daffodils, grapes, green onions, hyacinths, kale, lettuce, onions, parsley, peas, radishes, raspberries, rhubarb, roses, spinach, strawberries, sweet peas, swiss chard, tulips, turnips, wildflowers

  2. February

    Plant: asparagus, azaleas, beets, blackberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, dill, gladioli, grapes, green onions, kale, lavenders, lettuce, onions, parsley, peas, potatoes, radishes, raspberries, rhubarb, roses, spinach, strawberries, swiss chard, turnips, wildflowers

  3. March

    Plant: avocados, beets, blackberries, carrots, chives, cilantro, dahlias, dill, gladioli, grapes, green onions, kale, lavenders, lettuce, mints, oregano, parsley, peas, potatoes, radishes, raspberries, rhubarb, rosemary, sage, spinach, strawberries, swiss chard, thyme, turnips

  4. April

    Plant: avocados, basil, beets, cantaloupes, chives, cilantro, cosmos, cucumbers, dahlias, dill, eggplants, gladioli, green beans, green onions, kale, lavenders, marigolds, mints, okra, oregano, parsley, peppers, potatoes, pumpkins, rosemary, sage, strawberries, sunflowers, sweet corn, swiss chard, thyme, tomatoes, turnips, watermelons, winter squash, zinnias, zucchini

  5. May

    Plant: avocados, basil, cantaloupes, chives, cilantro, cosmos, cucumbers, dahlias, eggplants, gladioli, green beans, marigolds, okra, parsley, peppers, pumpkins, rosemary, sunflowers, sweet corn, sweet potatoes, tomatoes, watermelons, winter squash, zinnias, zucchini

  6. June

    Plant: avocados, cantaloupes, cosmos, cucumbers, dahlias, eggplants, gladioli, green beans, marigolds, okra, peppers, pumpkins, sunflowers, sweet corn, sweet potatoes, tomatoes, watermelons, winter squash, zinnias, zucchini

  7. July

    Plant: cosmos, cucumbers, green beans, marigolds, sunflowers, sweet corn, zinnias, zucchini

  8. August

    Plant: broccoli, cabbages, cauliflower, green beans, potatoes

  9. September

    Plant: beets, broccoli, cabbages, carrots, cauliflower, chives, cilantro, green onions, kale, lettuce, parsley, poppies, potatoes, radishes, snapdragons, spinach, sweet peas, swiss chard, turnips

  10. October

    Plant: asparagus, azaleas, beets, broccoli, cabbages, carrots, cauliflower, chives, crocuses, daffodils, garlic, green onions, hyacinths, kale, lettuce, onions, parsley, poppies, radishes, sage, snapdragons, spinach, strawberries, sweet peas, swiss chard, thyme, tulips, turnips, wildflowers

  11. November

    Plant: asparagus, azaleas, beets, broccoli, cabbages, carrots, cauliflower, cilantro, crocuses, daffodils, garlic, green onions, hyacinths, kale, lettuce, onions, parsley, poppies, radishes, snapdragons, spinach, strawberries, sweet peas, swiss chard, tulips, turnips, wildflowers

  12. December

    Plant: asparagus, azaleas, beets, broccoli, cabbages, carrots, cauliflower, daffodils, green onions, hyacinths, kale, lettuce, onions, parsley, radishes, spinach, strawberries, sweet peas, swiss chard, tulips, turnips, wildflowers

Sources for the Southern California Inland Valleys calendar

Frost dates and zones by ZIP code in Monterey Park

All 2 of Monterey Park's main ZIP codes take their frost dates from Los Angeles Dwtn Usc Campus, so the dates on this page apply across the city. Every one of them is in zone 10b.

ZIP codeZoneWeather stationTypical last frostTypical first frost
9175410bLos Angeles Dwtn Usc Campus, 5.3 mi WRareRare
9175510bLos Angeles Dwtn Usc Campus, 6.9 mi WRareRare

Los Angeles Dwtn Usc Campus also supplies the frost dates for Los Angeles, Santa Clarita, Glendale, Simi Valley, El Monte and Norwalk and 12 more cities, so their planting calendars match Monterey Park's.

Nearby cities

Planting in CaliforniaAbout zone 10bSouthern California Inland Valleys planting calendarPrintable calendar for Monterey Park

Questions

When is the last frost in Monterey Park?

Frost is rare in Monterey Park: a 32°F night happens in fewer than 1 year in 100, so planting follows the Southern California Inland Valleys calendar on this page rather than frost dates.

What planting zone is Monterey Park in?

USDA hardiness zone 10b (2023 map). The zone tells you which perennials survive the winter; planting times follow the regional calendar instead.