When to plant in Woodhaven, MI
USDA Zone 6bEverything below — frost dates, hardiness zone, and what to plant when in Woodhaven, Michigan — is derived from the closest NOAA station with complete climate normals.
Zone 6b means Woodhaven sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
Frost probability
DETROIT METRO AP · 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 Woodhaven’s own odds, recorded at DETROIT METRO AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 18 | May 2 | Apr 18 | Oct 2 | Oct 15 | Oct 29 |
| 32°F | May 8 | Apr 20 | Apr 6 | Oct 14 | Oct 27 | Nov 9 |
| 28°F | Apr 24 | Apr 8 | Mar 27 | Oct 27 | Nov 7 | Nov 22 |
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 Woodhaven, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 21 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.
Woodhaven planting FAQ
When is the last spring frost in Woodhaven, MI?
Plan for the last spring frost in Woodhaven around April 20 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Woodhaven, MI?
In Woodhaven, the first 32°F freeze of fall lands around October 27 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Woodhaven in?
Woodhaven is in USDA hardiness zone 6b. In zone 6b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Woodhaven?
There are roughly 190 frost-free days in Woodhaven (a moderate growing season), running from the average last frost around April 20 to the first fall frost near October 27.
When should I plant tomatoes in Woodhaven?
In Woodhaven, start tomato seeds indoors around February 23–March 9, then transplant seedlings outdoors around April 27 once the danger of frost has passed.
Never miss a window in Woodhaven
An email when it’s time to start seeds, transplant, and sow — timed to Woodhaven’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Trenton · 4 km
- Flat Rock · 5 km
- Riverview · 5 km
- Southgate · 8 km
- Taylor · 10 km
- Wyandotte · 11 km
- Lincoln Park · 13 km
- Allen Park · 14 km
Frost dates recorded at DETROIT METRO AP, 13 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 Woodhaven, MI — Frost Dates & Zone 6b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00094847. Retrieved from https://blissgarden.com/michigan/woodhaven.