Marysville, Washington planting calendar and frost dates
Marysville is in USDA hardiness zone 8b. The last spring frost typically comes around March 24 and the first fall frost around November 2, giving about 223 frost-free days a year.
- Hardiness zone
- Zone 8b
- Typical last frost
- March 24
- Typical first frost
- November 2
- Frost-free season
- 223 days
Frost dates in Marysville
Last spring frost
- March 4Risky: frost later than this in 9 years out of 10
- March 24Typical: a later frost in half of years
- April 11Safe: a later frost only 1 year in 10
First fall frost
- October 16Risky: frost earlier than this 1 year in 10
- November 2Typical: an earlier frost in half of years
- November 23Late: frost before this in 9 years out of 10
The growing season between the typical last and first frosts is about 223 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 1 and returns around November 21.
NOAA U.S. Climate Normals 1991-2020 for Everett, 6 miles SSW of the city center. Low-lying and rural spots often frost later in spring and earlier in fall than airports and city centers. Marysville shares this station with Everett, so the two cities have the same frost dates and planting calendar.
What to plant each month in Marysville
January
Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, chives, collard greens, kale, leeks, lettuce, marigolds, onions, oregano, parsley, petunias, ranunculus, rosemary, sage, snapdragons
February
Start indoors: black-eyed susans, cabbages, cauliflower, chives, cilantro, collard greens, lettuce, marigolds, nasturtiums, ranunculus, sage, snapdragons, spinach, swiss chard, zinnias
Plant or sow outdoors: beets, black-eyed susans, blackberries, blueberries, broccoli, cauliflower, chives, cilantro, collard greens, figs, garlic, gladioli, grapes, grass seed, hollyhocks, kale, leeks, onions, peas, poppies, radishes, ranunculus, raspberries, rhubarb, roses, spinach, strawberries, swiss chard, turnips, wildflowers
March
Start indoors: ginger, peppers, ranunculus, zinnias
Plant or sow outdoors: beets, black-eyed susans, blackberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, collard greens, dahlias, dill, figs, garden mums, gladioli, grapes, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, onions, oregano, parsley, petunias, radishes, ranunculus, rosemary, roses, sage, snapdragons, spinach, swiss chard, thyme, turnips, zinnias
April
Start indoors: basil, celery, eggplants, peppers, tomatoes
Plant or sow outdoors: asparagus, garden mums, grapes, green onions, lavenders, lilies, marigolds, mints, nasturtiums, oregano, parsley, petunias, potatoes, rosemary, sage, st. augustinegrass, sunflowers, sweet corn, thyme, zinnias
May
Start indoors: basil, cantaloupes, celery, cucumbers, pumpkins, watermelons, winter squash, zucchini
Plant or sow outdoors: asparagus, ginger, green onions, kentucky bluegrass, perennial ryegrass, st. augustinegrass, sunflowers, sweet peas, tall fescue
June
Plant or sow outdoors: basil, cantaloupes, cucumbers, eggplants, green beans, green onions, peppers, pumpkins, st. augustinegrass, tomatoes, watermelons, winter squash, zucchini
July
Plant or sow outdoors: bermudagrass, celery, centipedegrass, cosmos, okra, peanuts, sweet potatoes, zoysiagrass
Plant for fall: brussels sprouts, potatoes, sweet corn
August
Plant or sow outdoors: bermudagrass, centipedegrass, okra, zoysiagrass
Plant for fall: bearded irises, beets, broccoli, brussels sprouts, cabbages, carrots, cauliflower, collard greens, daylilies, kale, lettuce, peas, radishes, snapdragons, spinach, sweet corn, swiss chard, turnips
September
Plant for fall: azaleas, bearded irises, beets, broccoli, cabbages, cauliflower, clematis, coneflowers, crocuses, daffodils, daylilies, grass seed, hostas, hydrangeas, kale, lettuce, lilies, ornamental alliums, peonies, radishes, roses, saffron, snapdragons, spinach, tulips, turnips
October
Plant for fall: crocuses, daffodils, daylilies, grass seed, hostas, hyacinths, kale, lilies, ornamental alliums, peonies, radishes, saffron, tulips
November
Plant for fall: crocuses, daffodils, garlic, hyacinths, lilies, ornamental alliums, peonies, tulips
December
Start indoors: collard greens, leeks, onions, petunias, ranunculus
Frost dates and zones by ZIP code in Marysville
All 2 of Marysville's main ZIP codes take their frost dates from Everett, so the dates on this page apply across the city. Every one of them is in zone 8b.
| ZIP code | Zone | Weather station | Typical last frost | Typical first frost |
|---|---|---|---|---|
| 98270 | 8b | Everett, 6 mi SSW | Mar 24 | Nov 2 |
| 98271 | 8b | Everett, 8.2 mi SSE | Mar 24 | Nov 2 |
Everett also supplies the frost dates for Everett, so their planting calendars match Marysville's.
Planting dates for popular crops in Marysville
| Plant | Start indoors | Plant or sow outdoors | Fall planting |
|---|---|---|---|
| Tomatoes | Apr 14 to 28 | Jun 9 to 23 | — |
| Strawberries | — | Feb 10 to 24 | — |
| Lettuce | Jan 27 to Feb 10 | Mar 17 to 31 | Aug 3 to Sep 7 |
| Cilantro | Feb 10 to 24 | Mar 24 to 31 | — |
| Basil | Apr 21 to May 5 | Jun 9 to 16 | — |
| Potatoes | — | Apr 14 to 21 | Jul 13 to 20 |
| Garlic | — | Feb 10 to 24 | Nov 2 to 16 |
| Onions | Dec 2 to Jan 13 | Feb 24 to Mar 10 | — |
| Cucumbers | May 12 to 26 | Jun 9 to 23 | — |
| Pumpkins | May 12 to 26 | Jun 9 to 23 | — |
| Peppers | Mar 24 to Apr 21 | Jun 9 to 23 | — |
| Carrots | — | Mar 3 to 24 | Aug 10 to 31 |
| Sweet Potatoes | — | Jul 15 to 22 | — |
| Watermelons | May 5 to 19 | Jun 9 to 23 | — |
| Sweet Corn | — | Apr 14 to 28 | Jul 27 to Aug 10 |
| Green Beans | — | Jun 9 to 23 | — |
| Zucchini | May 12 to 26 | Jun 9 to 23 | — |
| Broccoli | Jan 6 to 27 | Feb 24 to Mar 10 | Aug 17 to Sep 14 |
| Peas | — | Feb 10 to 24 | Aug 10 to 24 |
| Spinach | Feb 10 to 17 | Mar 17 to 31 | Aug 24 to Sep 28 |
| Sunflowers | — | Apr 14 to May 5 | — |
| Zinnias | Feb 24 to Mar 3 | Mar 24 to Apr 7 | — |
| Tulips | — | — | Sep 21 to Nov 16 |
| Daffodils | — | — | Sep 21 to Nov 2 |
| Grass Seed | — | Feb 10 to 24 | Sep 21 to Oct 5 |
Nearby cities
- Everett, WA zone 8b, last frost Mar 24
- Bothell, WA zone 8b, last frost Mar 8
- Shoreline, WA zone 9a, last frost Mar 8
- Kirkland, WA zone 9a, last frost Mar 8
- Redmond, WA zone 8b, last frost Mar 8
- Seattle, WA zone 9a, last frost Mar 8
Planting in WashingtonAbout zone 8bPrintable calendar for Marysville
Questions
When is the last frost in Marysville?
Around March 24 in a typical year, based on NOAA's 1991-2020 records for Everett. There is still a 1 in 10 chance of frost after April 11.
What planting zone is Marysville in?
USDA hardiness zone 8b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.
When should I plant tomatoes in Marysville?
Start seeds indoors April 14 to 28 and set plants out June 9 to 23.
When is the first frost in Marysville?
Around November 2 in a typical year, and before October 16 about 1 year in 10.