Frost Dates for East Wenatchee, WA 98802
Last spring frost April 12 · First fall frost October 19 · 190 frost-free days · USDA Zone 7a
ZIP 98802 has about 33,500 people.
Long season: 190 frost-free days. Spring frost risk spans March 29–April 25 (27 days). Fall frost risk spans October 6–November 2 (27 days).
Frost probability for 98802
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 25 | April 12 | March 29 |
| Fall (first frost) | October 6 | October 19 | November 2 |
Dates come from NOAA 1971–2000 freeze probabilities at WENATCHEE PANGBORN MEM AP (11.0 km away); the 50% date is the median year.
Which crops fit a 190-day season in East Wenatchee
In East Wenatchee (190 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Mar 8 | Apr 26–May 3 | 148 | fits: 80 days to maturity, 148 available after Apr 26. | Jun 19 |
| Pepper | Mar 1 | Apr 26–May 3 | 148 | fits: 75 days to maturity, 148 available after Apr 26. | Jun 24 |
| Lettuce | Feb 15 | Mar 15–Mar 22 | 225 | two-plantings: Plant Mar 15 and again by Aug 28; both mature before Oct 26. | Aug 28 |
| Carrots | — | Mar 22–Mar 29 | 232 | fits: 70 days to maturity, 232 available after Mar 22. | Aug 17 |
| Cucumber | Mar 22 | Apr 26–May 3 | 162 | two-plantings: Plant Apr 26 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Beans | — | Apr 19–May 3 | 176 | two-plantings: Plant Apr 19 and again by Jul 30; both mature before Oct 12. | Jul 30 |
| Peas | — | Feb 15–Apr 26 | 253 | fits: 65 days to maturity, 253 available after Feb 15. | Aug 8 |
| Zucchini | Mar 29 | Apr 26–May 3 | 162 | two-plantings: Plant Apr 26 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Onion | Jan 18 | Mar 15–Mar 29 | 225 | fits: 100 days to maturity, 225 available after Mar 15. | — |
| Spinach | — | Feb 15–Apr 5 | 267 | two-plantings: Plant Feb 15 and again by Sep 16; both mature before Nov 9. | Sep 16 |
| Kale | Feb 1 | Mar 15–Mar 29 | 239 | two-plantings: Plant Mar 15 and again by Sep 1; both mature before Nov 9. | Sep 1 |
| Broccoli | Feb 15 | Mar 15–Mar 29 | 225 | fits: 80 days to maturity, 225 available after Mar 15. | Jul 24 |
| Cabbage | Feb 15 | Mar 15–Mar 29 | 239 | fits: 70 days to maturity, 239 available after Mar 15. | Aug 17 |
| Radish | — | Feb 15–May 10 | 253 | two-plantings: Plant Feb 15 and again by Sep 17; both mature before Oct 26. | Sep 17 |
| Beets | — | Feb 15–May 10 | 253 | two-plantings: Plant Feb 15 and again by Aug 18; both mature before Oct 26. | Aug 18 |
| Potatoes | — | Mar 29–Apr 5 | 211 | fits: 90 days to maturity, 211 available after Mar 29. | — |
| Garlic | — | Oct 19 | 295 | overwinter: Plant Oct 19 to Nov 9; harvest the following summer. | Nov 9 |
| Strawberry | — | Mar 8–May 3 | 246 | perennial: A perennial: plant Mar 8; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 15 | Apr 19–Apr 26 | 162 | fits: 75 days to maturity, 162 available after Apr 19. | Jul 1 |
| Pumpkin | Mar 29 | Apr 26–Apr 26 | 155 | fits: 100 days to maturity, 155 available after Apr 26. | Jun 6 |
| Cauliflower | Mar 1 | Apr 5–Apr 19 | 204 | fits: 75 days to maturity, 204 available after Apr 5. | Jul 29 |
| Swiss Chard | Feb 15 | Mar 29–Mar 29 | 211 | two-plantings: Plant Mar 29 and again by Aug 18; both mature before Oct 26. | Aug 18 |
| Arugula | — | Feb 15–May 10 | 267 | two-plantings: Plant Feb 15 and again by Sep 16; both mature before Nov 9. | Sep 16 |
| Brussel Sprouts | Feb 15 | Mar 15–Mar 29 | 239 | fits: 100 days to maturity, 239 available after Mar 15. | Jul 18 |
| Butternut Squash | Mar 29 | Apr 26–May 3 | 155 | fits: 100 days to maturity, 155 available after Apr 26. | Jun 6 |
| Eggplant | Feb 22 | Apr 26–May 3 | 148 | fits: 70 days to maturity, 148 available after Apr 26. | Jun 29 |
| Okra | Mar 15 | Apr 19–Apr 26 | 169 | two-plantings: Plant Apr 19 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Basil | Mar 8 | May 3–May 3 | 155 | two-plantings: Plant May 3 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Cilantro | — | Mar 15–Apr 5 | 225 | two-plantings: Plant Mar 15 and again by Aug 23; both mature before Oct 26. | Aug 23 |
| Parsley | Feb 1 | Apr 19–Apr 26 | 190 | fits: 70 days to maturity, 190 available after Apr 19. | Aug 3 |
| Celery | Feb 1 | Apr 19–May 3 | 190 | fits: 120 days to maturity, 190 available after Apr 19. | Jun 14 |
| Scallions | Feb 1 | Mar 15–Mar 29 | 239 | two-plantings: Plant Mar 15 and again by Aug 27; both mature before Nov 9. | Aug 27 |
| Turnip | — | Mar 15–Mar 29 | 239 | two-plantings: Plant Mar 15 and again by Sep 6; both mature before Nov 9. | Sep 6 |
| Kohlrabi | — | Mar 1–Mar 15 | 253 | two-plantings: Plant Mar 1 and again by Sep 1; both mature before Nov 9. | Sep 1 |
| Bok Choy | Mar 15 | Apr 5–Apr 12 | 204 | two-plantings: Plant Apr 5 and again by Aug 28; both mature before Oct 26. | Aug 28 |
| Collards | Feb 1 | Mar 15–Mar 29 | 239 | two-plantings: Plant Mar 15 and again by Aug 27; both mature before Nov 9. | Aug 27 |
| Cantaloupe | Mar 29 | Apr 26–May 3 | 148 | fits: 85 days to maturity, 148 available after Apr 26. | Jun 14 |
| Chives | Jan 18 | Apr 19–Apr 26 | 204 | fits: 90 days to maturity, 204 available after Apr 19. | — |
| Dill | — | Feb 15–May 10 | 253 | two-plantings: Plant Feb 15 and again by Aug 18; both mature before Oct 26. | Aug 18 |
| Oregano | Feb 1 | Apr 19–Apr 26 | 204 | fits: 80 days to maturity, 204 available after Apr 19. | — |
| Rosemary | Jan 18 | Apr 19–Apr 26 | 190 | fits: 80 days to maturity, 190 available after Apr 19. | — |
| Sage | Feb 15 | Apr 19–Apr 26 | 204 | fits: 75 days to maturity, 204 available after Apr 19. | — |
| Thyme | Feb 1 | Apr 19–Apr 26 | 204 | fits: 90 days to maturity, 204 available after Apr 19. | — |
| Calendula | Mar 1 | Mar 29–Apr 12 | 211 | two-plantings: Plant Mar 29 and again by Aug 23; both mature before Oct 26. | Aug 23 |
| Cosmos | Mar 15 | Apr 12–Apr 26 | 176 | two-plantings: Plant Apr 12 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Lavender | Jan 18 | Apr 12–Apr 26 | 211 | fits: 90 days to maturity, 211 available after Apr 12. | — |
| Marigolds | Mar 1 | Apr 12–Apr 19 | 176 | two-plantings: Plant Apr 12 and again by Aug 2; both mature before Oct 5. | Aug 2 |
| Melons | Mar 29 | Apr 26–May 3 | 148 | fits: 85 days to maturity, 148 available after Apr 26. | Jun 14 |
| Mint | — | Apr 12–Apr 26 | 211 | fits: 90 days to maturity, 211 available after Apr 12. | — |
| Nasturtiums | Mar 15 | Apr 12–Apr 19 | 176 | two-plantings: Plant Apr 12 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Pole Beans | — | Apr 19–May 3 | 169 | fits: 65 days to maturity, 169 available after Apr 19. | Jul 18 |
| Spaghetti Squash | Mar 29 | Apr 26–May 3 | 155 | fits: 90 days to maturity, 155 available after Apr 26. | Jun 16 |
| Sunflowers | — | Apr 12–Apr 26 | 176 | fits: 70 days to maturity, 176 available after Apr 12. | Jul 13 |
| Tomatillos | Feb 15 | Apr 19–Apr 26 | 155 | fits: 75 days to maturity, 155 available after Apr 19. | Jun 24 |
| Watermelon | Mar 29 | Apr 19–Apr 26 | 155 | fits: 80 days to maturity, 155 available after Apr 19. | Jun 19 |
| Yellow Squash | Mar 29 | Apr 26–May 3 | 162 | two-plantings: Plant Apr 26 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Zinnias | Mar 15 | Apr 12–Apr 26 | 176 | two-plantings: Plant Apr 12 and again by Jul 23; both mature before Oct 5. | Jul 23 |
Month by month in East Wenatchee
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 18), Lavender (Jan 18), Onion (Jan 18), Rosemary (Jan 18). |
| February | Start indoors: Celery (Feb 1), Collards (Feb 1), Kale (Feb 1), Oregano (Feb 1), Parsley (Feb 1), Scallions (Feb 1), +9 more. Direct sow from: Arugula (Feb 15), Beets (Feb 15), Dill (Feb 15), Peas (Feb 15), Radish (Feb 15), Spinach (Feb 15). |
| March | Start indoors: Calendula (Mar 1), Cauliflower (Mar 1), Marigolds (Mar 1), Pepper (Mar 1), Basil (Mar 8), Tomato (Mar 8), +15 more. Direct sow from: Kohlrabi (Mar 1), Cilantro (Mar 15), Turnip (Mar 15), Carrots (Mar 22), Potatoes (Mar 29). Transplant from: Broccoli (Mar 15), Brussel Sprouts (Mar 15), Cabbage (Mar 15), Collards (Mar 15), Kale (Mar 15), Lettuce (Mar 15), +4 more. Plant: Strawberry (Mar 8). |
| April | Direct sow from: Sunflowers (Apr 12), Beans (Apr 19), Pole Beans (Apr 19). Transplant from: Bok Choy (Apr 5), Cauliflower (Apr 5), Cosmos (Apr 12), Lavender (Apr 12), Marigolds (Apr 12), Mint (Apr 12), +24 more. Last frost around April 12. |
| May | Transplant from: Basil (May 3). |
| June | Last sowing dates: Butternut Squash (Jun 6), Pumpkin (Jun 6), Cantaloupe (Jun 14), Celery (Jun 14), Melons (Jun 14), Spaghetti Squash (Jun 16), +5 more. |
| July | Last sowing dates: Corn (Jul 1), Sunflowers (Jul 13), Brussel Sprouts (Jul 18), Pole Beans (Jul 18), Basil (Jul 23), Cosmos (Jul 23), +9 more. |
| August | Last sowing dates: Marigolds (Aug 2), Parsley (Aug 3), Peas (Aug 8), Cabbage (Aug 17), Carrots (Aug 17), Beets (Aug 18), +8 more. |
| September | Last sowing dates: Kale (Sep 1), Kohlrabi (Sep 1), Turnip (Sep 6), Arugula (Sep 16), Spinach (Sep 16), Radish (Sep 17). |
| October | Direct sow from: Garlic (Oct 19). First frost around October 19. |
| November | Last sowing dates: Garlic (Nov 9). |
| December | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
Frequently Asked Questions
What is the last frost date for East Wenatchee, WA (ZIP 98802)?
The median last spring frost date for East Wenatchee, WA (ZIP code 98802) is around April 12. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area. One year in ten frost ends before March 29; one in ten it runs past April 25.
What is the first fall frost date in East Wenatchee, WA?
The median first fall frost date for East Wenatchee, WA is around October 19. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses. The first frost arrives around October 6 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in East Wenatchee, WA?
The frost-free growing season in East Wenatchee is about 190 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side. In East Wenatchee (190 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is East Wenatchee, WA?
East Wenatchee, WA is in USDA hardiness zone 7a (2023 USDA Plant Hardiness Zone Map). Zones come from the average coldest winter temperature, so they tell you which perennials survive the winter; the frost dates on this page tell you when to plant.
When should I start tomatoes indoors in East Wenatchee, WA?
Start tomatoes indoors Mar 8 and plant out Apr 26 in East Wenatchee. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in East Wenatchee?
Two: plant Mar 15 and again by Aug 28; both mature before Oct 26.
When do I plant garlic in East Wenatchee?
Oct 19 to Nov 9; it overwinters and is ready the following summer.
Can I get two tomato crops in East Wenatchee?
Yes: plant out Apr 26 for a summer crop, and set out a second round of transplants by Jun 19 for a fall crop.
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