Glen Alpine, NC 28628 Frost Dates
Glen Alpine, NC: when does the frost end?
Around 04/05 is the usual last spring frost, about 220 days away. Fall's first freeze usually shows up around 11/01, roughly 209 days after the last spring frost.
Glen Alpine sits in USDA Zone 7b (5 to 10°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
With roughly 9 weeks until Glen Alpine's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/05 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/20 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/21 and only about 1 year in 10 sees frost after that.
Glen Alpine against the rest of the dataset
Glen Alpine's growing season runs about 209 days, ranking 15,294 of 40,283 US ZIP codes measured here, longest to shortest. Within NC, it ranks 778 of 1,078.
Learn more
Before leaning on 28628's figures: local microclimates explains what one yard in Glen Alpine can differ from the 28628 normal, while zone vs. frost date explains why Zone 7b and Glen Alpine's frost date answer different questions.