Queenstown, MD 21638 Frost Dates
When can you plant in Queenstown, MD?
Around 03/29 is the usual last spring frost, about 213 days away. The first fall frost typically arrives around 11/12, about 228 frost-free days later.
Zone 8a (10 to 15°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 Queenstown, not a forecast for this year.
What to do before the first frost
About 11 weeks of growing season left in Queenstown before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Queenstown'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. 04/08 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Queenstown compares
At roughly 228 frost-free days, Queenstown places 10,887 of 40,283 ZIP codes in this dataset. Within MD, it ranks 100 of 583.
Learn more
local microclimates covers what one yard in Queenstown can differ from the 21638 normal. zone vs. frost date covers why Zone 8a and Queenstown's frost date answer different questions.