When to plant in Maplewood, MN
USDA Zone 5aMaplewood, Minnesota frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 5a, Maplewood gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
Frost probability
VADNAIS LAKE · 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 Maplewood’s own odds, recorded at VADNAIS LAKE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 16 | May 2 | Apr 19 | Sep 24 | Oct 7 | Oct 20 |
| 32°F | May 7 | Apr 23 | Apr 9 | Oct 3 | Oct 20 | Nov 2 |
| 28°F | Apr 27 | Apr 14 | Apr 2 | Oct 15 | Oct 31 | Nov 12 |
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 Maplewood, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 10 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.
Maplewood planting FAQ
When is the last spring frost in Maplewood, MN?
Plan for the last spring frost in Maplewood around April 23 (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 Maplewood, MN?
Expect Maplewood's first fall frost near October 20 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Maplewood in?
Maplewood is in USDA hardiness zone 5a. In zone 5a, winters are cold — pick cold-hardy varieties and protect tender crops.
How long is the growing season in Maplewood?
Maplewood has about 180 frost-free days — a moderate growing season — between the average last spring frost (April 23) and first fall frost (October 20).
When should I plant tomatoes in Maplewood?
For Maplewood, sow tomatoes indoors about February 26–March 12 and move the seedlings out around April 30, after the last spring frost.
Never miss a window in Maplewood
An email when it’s time to start seeds, transplant, and sow — timed to Maplewood’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- North St. Paul · 2 km
- Little Canada · 4 km
- Vadnais Heights · 5 km
- White Bear Lake · 5 km
- Oakdale · 6 km
- Roseville · 10 km
- St. Paul · 10 km
- Lake Elmo · 10 km
Frost dates recorded at VADNAIS LAKE, 6 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 Maplewood, MN — Frost Dates & Zone 5a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00218477. Retrieved from https://blissgarden.com/minnesota/maplewood.