Trappe, MD 21673 Frost Dates
When can you plant in Trappe, MD?
Around 04/01 is the usual last spring frost, about 216 days away. The first fall frost typically arrives around 11/07, about 220 frost-free days later.
Trappe sits in USDA Zone 8a (10 to 15°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.
What to do before the first frost
About 10 weeks of growing season left in Trappe before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/01 is the middle of 30 years of NOAA records, not a promise. Plant by 03/18 and you're betting against frost in roughly 9 years out of 10. 04/15 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Trappe compares
About 220 days separate Trappe's last and first frost, putting it 12,839 of 40,283 ZIP codes nationally. Within MD, it ranks 180 of 583.
Learn more
the frost range covers how to read the range around Trappe's dates instead of trusting one. local microclimates covers what one yard in Trappe can differ from the 21673 normal.