Granite Quarry, NC 28072 Frost Dates
28072, near Granite Quarry, NC: the frost window
Typically, the last spring freeze lands around 04/06, roughly 221 days out. Fall's first freeze usually shows up around 10/30, roughly 208 days after the last spring frost.
Zone 7b (5 to 10°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 Granite Quarry, not a forecast for this year.
Stretching the season past the first frost
Granite Quarry's growing season runs out in roughly 9 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
04/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/21 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/27 and only about 1 year in 10 sees frost after that.
Granite Quarry against the rest of the dataset
Granite Quarry's growing season runs about 208 days, ranking 15,623 of 40,283 US ZIP codes measured here, longest to shortest. Within NC, it ranks 787 of 1,078.
Learn more
Two guides worth reading on 28072: local microclimates, on what one yard in Granite Quarry can differ from the 28072 normal, and zone vs. frost date, on why Zone 7b and Granite Quarry's frost date answer different questions.