Berry Hill, TN 37214 Frost Dates
37214, near Berry Hill, TN: the frost window
Around 04/01 is the usual last spring frost, about 216 days away. Fall's first freeze usually shows up around 10/31, roughly 213 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 Berry Hill, not a forecast for this year.
Stretching the season past the first frost
Berry Hill'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.
Why 04/01 isn't a guarantee
04/01 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/16 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/16 and only about 1 year in 10 sees frost after that.
Berry Hill against the rest of the dataset
Berry Hill's growing season runs about 213 days, ranking 14,517 of 40,283 US ZIP codes measured here, longest to shortest. Within TN, it ranks 278 of 770.
Learn more
Two guides worth reading on 37214: local microclimates, on what one yard in Berry Hill can differ from the 37214 normal, and zone vs. frost date, on why Zone 7b and Berry Hill's frost date answer different questions.