When to plant in Ramsey, MN
USDA Zone 4bRamsey, Minnesota frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 4b is cold — in Ramsey, most perennials must be fully hardy, and your frost dates set a tight window for tender annual vegetables.
Frost probability
ELK RVR · 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 Ramsey’s own odds, recorded at ELK RVR.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 28 | May 13 | May 1 | Sep 16 | Sep 28 | Oct 9 |
| 32°F | May 18 | May 4 | Apr 22 | Sep 23 | Oct 5 | Oct 18 |
| 28°F | May 9 | Apr 25 | Apr 11 | Oct 3 | Oct 17 | Oct 29 |
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 Ramsey, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 15 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.
Ramsey planting FAQ
When is the last spring frost in Ramsey, MN?
Ramsey's average last spring frost falls near May 4 — 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 Ramsey, MN?
Expect Ramsey's first fall frost near October 5 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Ramsey in?
Ramsey is in USDA hardiness zone 4b. In zone 4b, winters are cold — pick cold-hardy varieties and protect tender crops.
How long is the growing season in Ramsey?
There are roughly 154 frost-free days in Ramsey (a moderate growing season), running from the average last frost around May 4 to the first fall frost near October 5.
When should I plant tomatoes in Ramsey?
In Ramsey, start tomato seeds indoors around March 9–March 23, then transplant seedlings outdoors around May 11 once the danger of frost has passed.
Never miss a window in Ramsey
An email when it’s time to start seeds, transplant, and sow — timed to Ramsey’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Anoka · 7 km
- Andover · 9 km
- Champlin · 11 km
- Elk River · 12 km
- Rogers · 13 km
- Otsego · 13 km
- Coon Rapids · 14 km
- Maple Grove · 16 km
Frost dates recorded at ELK RVR, 11 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 Ramsey, MN — Frost Dates & Zone 4b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00212500. Retrieved from https://blissgarden.com/minnesota/ramsey.