Jackson, TN 38314 Frost Dates
When can you plant in Jackson, TN?
Around 04/02 is the usual last spring frost, about 217 days away. The first fall frost typically arrives around 10/29, about 207 frost-free days later.
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 Jackson, not a forecast for this year.
What to do before the first frost
About 9 weeks of growing season left in Jackson before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Jackson's last frost
04/02 is the middle of 30 years of NOAA records, not a promise. Plant by 03/16 and you're betting against frost in roughly 9 years out of 10. 04/18 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Jackson compares
At roughly 207 frost-free days, Jackson places 15,789 of 40,283 ZIP codes in this dataset. Within TN, it ranks 405 of 770.
Learn more
zone vs. frost date covers why Zone 7b and Jackson's frost date answer different questions. the frost range covers how to read the range around Jackson's dates instead of trusting one.