Frost Dates for Wylie, TX
In Wylie, TX, the average last spring frost is around Mar 10 and the average first fall frost around Nov 19, for a growing season of about 254 days. For frost-tender plants, wait until Mar 31, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Lavon Dam, TX weather station, 2 miles away, elevation 510 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.
Frost probability by date
Chance of a 32°F frost after the spring date, or before the fall date.
| Chance | Last spring frost | First fall frost |
|---|---|---|
| 10% | Mar 31 | Nov 1 |
| 20% | Mar 23 | Nov 7 |
| 30% | Mar 18 | Nov 12 |
| 40% | Mar 13 | Nov 15 |
| 50% | Mar 10 | Nov 19 |
| 60% | Mar 6 | Nov 23 |
| 70% | Mar 2 | Nov 27 |
| 80% | Feb 26 | Dec 1 |
| 90% | Feb 20 | Dec 5 |
Light frost vs. hard freeze
Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.
| Temperature | Last in spring | First in fall |
|---|---|---|
| Light frost (36°F) | Mar 26 | Nov 8 |
| Frost / freeze (32°F) | Mar 10 | Nov 19 |
| Hard freeze (28°F) | Feb 26 | Dec 1 |
Planting calendar for Wylie
Transplant Mar 17 – Mar 31
Transplant Mar 24 – Apr 7
Transplant Mar 24 – Apr 7
Transplant Mar 17 – Mar 31
Sow or transplant Mar 17 – Mar 31
Sow or transplant Mar 17 – Mar 31
Sow or transplant Mar 24 – Apr 7
Sow or transplant Feb 10 – Feb 24
Fall sowing Sep 24 – Oct 22
Fall sowing Sep 24 – Oct 15
Fall sowing Sep 10 – Sep 24
Sow or transplant Feb 10 – Feb 24
Fall sowing Sep 10 – Oct 8
Transplant Feb 24 – Mar 10
Fall sowing Aug 27 – Sep 10
Transplant Feb 17 – Mar 3
Fall sowing Aug 27 – Sep 10
Fall sowing Aug 27 – Sep 10
Fall sowing Oct 8 – Oct 29
Fall sowing Sep 10 – Sep 24
Plant Feb 10 – Feb 24
Based on the average last frost (Mar 10) and first frost (Nov 19). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.