Odessa, DE 19709 Frost Dates
When can you plant in Odessa, DE?
The last spring frost here typically falls around 04/07, about 222 days from today. The first fall frost typically arrives around 11/01, about 209 frost-free days later.
The USDA Plant Hardiness Zone Map puts Odessa in Zone 7b (5 to 10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
About 9 weeks of growing season left in Odessa before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
04/07 is the middle of 30 years of NOAA records, not a promise. Plant by 03/26 and you're betting against frost in roughly 9 years out of 10. 04/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Odessa compares
At roughly 209 frost-free days, Odessa places 15,401 of 40,283 ZIP codes in this dataset. Within DE, it ranks 84 of 96.
Learn more
local microclimates covers what one yard in Odessa can differ from the 19709 normal. zone vs. frost date covers why Zone 7b and Odessa's frost date answer different questions.