Heath Springs, SC 29058 Frost Dates
29058, near Heath Springs, SC: the frost window
Typically, the last spring freeze lands around 03/23, roughly 207 days out. Fall's first freeze usually shows up around 11/14, roughly 237 days after the last spring frost.
Heath Springs 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.
Stretching the season past the first frost
Heath Springs's growing season runs out in roughly 11 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
03/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/07 and only about 1 year in 10 sees frost after that.
Heath Springs against the rest of the dataset
At roughly 237 frost-free days, Heath Springs places 9,139 of 40,283 ZIP codes in this dataset. Within SC, it ranks 248 of 519.
Learn more
Two guides worth reading on 29058: zone vs. frost date, on why Zone 8a and Heath Springs's frost date answer different questions, and the frost range, on how to read the range around Heath Springs's dates instead of trusting one.