Harrison, GA 31035 Frost Dates
When can you plant in Harrison, GA?
Around 03/19 is the usual last spring frost, about 203 days away. The first fall frost typically arrives around 11/13, about 241 frost-free days later.
The USDA Plant Hardiness Zone Map puts Harrison 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
About 11 weeks of growing season left in Harrison 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
03/19 is the middle of 30 years of NOAA records, not a promise. Plant by 02/27 and you're betting against frost in roughly 9 years out of 10. 04/06 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Harrison compares
Harrison's growing season runs about 241 days, ranking 8,623 of 40,283 US ZIP codes measured here, longest to shortest. Within GA, it ranks 346 of 921.
Learn more
zone vs. frost date covers why Zone 8b and Harrison's frost date answer different questions. the frost range covers how to read the range around Harrison's dates instead of trusting one.