Green Tree, PA 15272 Frost Dates
Frost dates for Green Tree, PA, ZIP 15272
Around 04/18 is the usual last spring frost, about 233 days away. The first fall frost typically arrives around 10/28, about 193 frost-free days later.
The USDA Plant Hardiness Zone Map puts Green Tree in Zone 7a (0 to 5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 7a around Green Tree has about 9 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
Why 04/18 isn't a guarantee
04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/02 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Green Tree compares
At roughly 193 frost-free days, Green Tree places 19,872 of 40,283 ZIP codes in this dataset. Within PA, it ranks 455 of 2,088.
Learn more
local microclimates explains what one yard in Green Tree can differ from the 15272 normal, and zone vs. frost date explains why Zone 7a and Green Tree's frost date answer different questions.