Morgantown, WV planting zone & frost dates

Morgantown is in USDA hardiness zone 7a. The last spring frost usually comes around April 26 and the first fall frost around October 23, for a growing season of about 180 days.

USDA hardiness zone7aavg. extreme winter low 0°F to 5°F
Average last spring frostApril 2690% chance of no frost after May 12
Average first fall frostOctober 2310% chance of frost by October 9
Growing season180 daysfrost-free days in an average year

Planting calendar for Morgantown

Dates are counted from the average last spring frost (April 26) 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: Mar 1 – Mar 15
Transplant outdoors: May 3 – May 10
PeppersStart seeds indoors: Feb 15 – Mar 1
Transplant outdoors: May 10 – May 17
EggplantStart seeds indoors: Feb 15 – Mar 1
Transplant outdoors: May 10 – May 17
BroccoliStart seeds indoors: Feb 15 – Mar 1
Transplant outdoors: Mar 29 – Apr 12
CabbageStart seeds indoors: Feb 15 – Mar 1
Transplant outdoors: Mar 29 – Apr 12
Onions (sets)Plant outdoors: Mar 29 – Apr 12
PeasSow outdoors: Mar 15 – Mar 29
SpinachSow outdoors: Mar 15 – Mar 29
LettuceSow outdoors: Mar 29 – Apr 12
CarrotsSow outdoors: Mar 29 – Apr 12
PotatoesPlant outdoors: Mar 29 – Apr 12
BeansSow outdoors: May 3 – May 10
Sweet cornSow outdoors: May 3 – May 10
CucumbersSow outdoors: May 3 – May 10
Squash & zucchiniSow outdoors: May 3 – May 10
BasilStart seeds indoors: Mar 15 – Mar 29
Transplant outdoors: May 3 – May 10

Fall garden: cool-season crops like lettuce, spinach and kale can be sown again around Aug 28 (8 weeks before the average first fall frost on Oct 23).

Useful for zone 7a gardens

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Frost risk in detail

90% chance50% chance10% chance
Last 32°F frost in spring is afterApr 10Apr 26May 12
First 32°F frost in fall is beforeNov 3Oct 23Oct 9

How to read it: in spring there is a 10% chance of a frost after May 12, so that is a safe date for tender plants. In fall there is a 10% chance of frost before October 9. A hard freeze (28°F) usually ends around April 14.

Hardiness zone by ZIP code in Morgantown

Nearby cities

All cities in West Virginia → · Other zone 7a cities →

Questions

What growing zone is Morgantown, WV?

Morgantown is in USDA Plant Hardiness Zone 7a (average extreme winter low 0°F to 5°F), according to the USDA 2023 map. Some ZIP codes of the city fall in zone 6b.

When is the last frost in Morgantown?

The average last spring frost (32°F) in Morgantown is April 26. There is still a 10% chance of frost until May 12.

When can I plant tomatoes in Morgantown?

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

Frost dates: NOAA U.S. Climate Normals 1991–2020, station Morgantown L&D, WV (USC00466212), 1.6 km (1.0 mi) from the city center, elevation 252 m, based on 25 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.