Forest Acres, SC 29221 Frost Dates
Frost dates for Forest Acres, SC, ZIP 29221
Around 03/13 is the usual last spring frost, about 197 days away. The first fall frost typically arrives around 11/19, about 253 frost-free days later.
The USDA Plant Hardiness Zone Map puts Forest Acres in Zone 8b (15 to 20°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 8b around Forest Acres has about 12 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 03/13 isn't a guarantee
03/13 is the middle of 30 years of NOAA records, not a promise. Plant by 02/21 and you're betting against frost in roughly 9 years out of 10. 03/31 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Forest Acres compares
Forest Acres's growing season runs about 253 days, ranking 7,124 of 40,283 US ZIP codes measured here, longest to shortest. Within SC, it ranks 94 of 519.
Learn more
zone vs. frost date explains why Zone 8b and Forest Acres's frost date answer different questions, and the frost range explains how to read the range around Forest Acres's dates instead of trusting one.