When to plant in Rossville, MD
USDA Zone 8aHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Rossville, Maryland — all computed from Rossville's nearest NOAA weather station.
A generous ~242-day season lets Rossville gardeners direct-sow more and still ripen long-maturity crops like melons and winter squash. Zone 8a means many perennials and even some tender shrubs overwinter in Rossville, while your frost dates still decide when annuals go out.
Frost probability
MD SCI CTR BALTIMORE · 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 Rossville’s own odds, recorded at MD SCI CTR BALTIMORE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 15 | Apr 3 | Mar 22 | Oct 29 | Nov 10 | Nov 24 |
| 32°F | Apr 4 | Mar 24 | Mar 8 | Nov 7 | Nov 21 | Dec 8 |
| 28°F | Mar 26 | Mar 11 | Feb 24 | Nov 18 | Dec 5 | Dec 25 |
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 Rossville, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 28 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.
Rossville planting FAQ
When is the last spring frost in Rossville, MD?
Plan for the last spring frost in Rossville around March 24 (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 Rossville, MD?
Expect Rossville's first fall frost near November 21 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Rossville in?
Rossville is in USDA hardiness zone 8a. In zone 8a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Rossville?
There are roughly 242 frost-free days in Rossville (a long growing season), running from the average last frost around March 24 to the first fall frost near November 21.
When should I plant tomatoes in Rossville?
In Rossville, start tomato seeds indoors around January 27–February 10, then transplant seedlings outdoors around March 31 once the danger of frost has passed.
Never miss a window in Rossville
An email when it’s time to start seeds, transplant, and sow — timed to Rossville’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- White Marsh · 3 km
- Overlea · 4 km
- Rosedale · 4 km
- Middle River · 5 km
- Perry Hall · 6 km
- Carney · 7 km
- Honeygo · 7 km
- Essex · 7 km
Frost dates recorded at MD SCI CTR BALTIMORE, 14 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 Rossville, MD — Frost Dates & Zone 8a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00093784. Retrieved from https://blissgarden.com/maryland/rossville.