When to plant in Battle Ground, WA
USDA Zone 8bEverything below — frost dates, hardiness zone, and what to plant when in Battle Ground, Washington — is derived from the closest NOAA station with complete climate normals.
In zone 8b, Battle Ground supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
BATTLE GROUND · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Battle Ground’s own odds, recorded at BATTLE GROUND.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 31 | May 13 | Apr 29 | Sep 11 | Sep 30 | Oct 19 |
| 32°F | May 12 | Apr 26 | Apr 5 | Sep 29 | Oct 16 | Nov 10 |
| 28°F | Apr 23 | Mar 29 | Mar 4 | Oct 16 | Nov 5 | Nov 30 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Battle Ground, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 20 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Battle Ground planting FAQ
When is the last spring frost in Battle Ground, WA?
Battle Ground's average last spring frost falls near April 26 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Battle Ground, WA?
The first fall frost in Battle Ground typically arrives around October 16 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Battle Ground in?
Battle Ground is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Battle Ground?
Battle Ground has about 173 frost-free days — a moderate growing season — between the average last spring frost (April 26) and first fall frost (October 16).
When should I plant tomatoes in Battle Ground?
For Battle Ground, sow tomatoes indoors about March 1–March 15 and move the seedlings out around May 3, after the last spring frost.
Never miss a window in Battle Ground
An email when it’s time to start seeds, transplant, and sow — timed to Battle Ground’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Mount Vista · 8 km
- Orchards · 10 km
- Five Corners · 10 km
- Ridgefield · 11 km
- Salmon Creek · 12 km
- Hazel Dell · 14 km
- Minnehaha · 15 km
- Felida · 15 km
Frost dates recorded at BATTLE GROUND, 1 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Battle Ground, WA — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00450482. Retrieved from https://blissgarden.com/washington/battle-ground.