District Heights, MD 20747 Frost Dates
When can you plant in District Heights, MD?
The last spring frost here typically falls around 03/29, about 213 days from today. The first fall frost typically arrives around 11/08, about 224 frost-free days later.
Zone 7b (5 to 10°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for District Heights, not a forecast for this year.
What to do before the first frost
About 10 weeks of growing season left in District Heights before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around District Heights's last frost
03/29 is the middle of 30 years of NOAA records, not a promise. Plant by 03/15 and you're betting against frost in roughly 9 years out of 10. 04/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How District Heights compares
About 224 days separate District Heights's last and first frost, putting it 11,848 of 40,283 ZIP codes nationally. Within MD, it ranks 123 of 583.
Learn more
zone vs. frost date covers why Zone 7b and District Heights's frost date answer different questions. the frost range covers how to read the range around District Heights's dates instead of trusting one.