When to plant in Mays Chapel, MD
USDA Zone 7bMays Chapel, Maryland frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 7b, Mays Chapel supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
CYLBURN · 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 Mays Chapel’s own odds, recorded at CYLBURN.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 1 | Apr 14 | Apr 2 | Oct 13 | Oct 27 | Nov 9 |
| 32°F | Apr 13 | Apr 2 | Mar 20 | Oct 27 | Nov 7 | Nov 21 |
| 28°F | Apr 3 | Mar 22 | Mar 8 | Nov 6 | Nov 20 | Dec 7 |
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 Mays Chapel, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 31 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.
Mays Chapel planting FAQ
When is the last spring frost in Mays Chapel, MD?
Mays Chapel's average last spring frost falls near April 2 — 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 Mays Chapel, MD?
The first fall frost in Mays Chapel typically arrives around November 7 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Mays Chapel in?
Mays Chapel is in USDA hardiness zone 7b. In zone 7b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Mays Chapel?
Mays Chapel has about 219 frost-free days — a long growing season — between the average last spring frost (April 2) and first fall frost (November 7).
When should I plant tomatoes in Mays Chapel?
For Mays Chapel, sow tomatoes indoors about February 5–February 19 and move the seedlings out around April 9, after the last spring frost.
Never miss a window in Mays Chapel
An email when it’s time to start seeds, transplant, and sow — timed to Mays Chapel’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Cockeysville · 5 km
- Timonium · 5 km
- Towson · 6 km
- Pikesville · 7 km
- Parkville · 11 km
- Owings Mills · 12 km
- Lochearn · 12 km
- Carney · 12 km
Frost dates recorded at CYLBURN, 10 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 Mays Chapel, MD — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00182308. Retrieved from https://blissgarden.com/maryland/mays-chapel.