Parole, MD planting zone & frost dates

Parole is in USDA hardiness zone 7b. The last spring frost usually comes around March 27 and the first fall frost around November 13, for a growing season of about 234 days.

USDA hardiness zone7bavg. extreme winter low 5°F to 10°F
Average last spring frostMarch 2790% chance of no frost after April 9
Average first fall frostNovember 1310% chance of frost by November 1
Growing season234 daysfrost-free days in an average year

Planting calendar for Parole

Dates are counted from the average last spring frost (March 27) using the typical timing recommended by U.S. extension services. Warm-season crops go out only after the danger of frost has passed and the soil has warmed.

CropWhen
TomatoesStart seeds indoors: Jan 30 – Feb 13
Transplant outdoors: Apr 3 – Apr 10
PeppersStart seeds indoors: Jan 16 – Jan 30
Transplant outdoors: Apr 10 – Apr 17
EggplantStart seeds indoors: Jan 16 – Jan 30
Transplant outdoors: Apr 10 – Apr 17
BroccoliStart seeds indoors: Jan 16 – Jan 30
Transplant outdoors: Feb 27 – Mar 13
CabbageStart seeds indoors: Jan 16 – Jan 30
Transplant outdoors: Feb 27 – Mar 13
Onions (sets)Plant outdoors: Feb 27 – Mar 13
PeasSow outdoors: Feb 13 – Feb 27
SpinachSow outdoors: Feb 13 – Feb 27
LettuceSow outdoors: Feb 27 – Mar 13
CarrotsSow outdoors: Feb 27 – Mar 13
PotatoesPlant outdoors: Feb 27 – Mar 13
BeansSow outdoors: Apr 3 – Apr 10
Sweet cornSow outdoors: Apr 3 – Apr 10
CucumbersSow outdoors: Apr 3 – Apr 10
Squash & zucchiniSow outdoors: Apr 3 – Apr 10
BasilStart seeds indoors: Feb 13 – Feb 27
Transplant outdoors: Apr 3 – Apr 10

Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Sep 18 (8 weeks before the average first fall frost on Nov 13).

Useful for zone 7b gardens

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Frost risk in detail

90% chance50% chance10% chance
Last 32°F frost in spring is afterMar 9Mar 27Apr 9
First 32°F frost in fall is beforeDec 1Nov 13Nov 1

How to read it: in spring there is a 10% chance of a frost after April 9, so that is a safe date for tender plants. In fall there is a 10% chance of frost before November 1. A hard freeze (28°F) usually ends around March 14.

Nearby cities

All cities in Maryland → · Other zone 7b cities →

Questions

What growing zone is Parole, MD?

Parole is in USDA Plant Hardiness Zone 7b (average extreme winter low 5°F to 10°F), according to the USDA 2023 map.

When is the last frost in Parole?

The average last spring frost (32°F) in Parole is March 27. There is still a 10% chance of frost until April 9.

When can I plant tomatoes in Parole?

Transplant tomatoes outdoors 1–2 weeks after the average last frost: around Apr 3 – Apr 10. Start seeds indoors 6–8 weeks before the last frost.

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Annapolis Police Brks, MD (USC00180193), 3.5 km (2.2 mi) from the city center, elevation 8 m, based on 13 years of records. Hardiness zone: USDA Plant Hardiness Zone Map 2023 for the ZIP code nearest to the city center. Microclimates (valleys, hills, cities, coasts) can be warmer or colder: check the local forecast before planting. How we calculate the data.