Frost Dates for North Little Rock, AR
In North Little Rock, AR, the average last spring frost is around Mar 21 and the average first fall frost around Nov 10, for a growing season of about 234 days. For frost-tender plants, wait until Apr 6, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Little Rock Airport Adams Fld, AR weather station, 4 miles away, elevation 258 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% | Apr 6 | Oct 29 |
| 20% | Apr 1 | Nov 1 |
| 30% | Mar 28 | Nov 4 |
| 40% | Mar 25 | Nov 7 |
| 50% | Mar 21 | Nov 10 |
| 60% | Mar 16 | Nov 13 |
| 70% | Mar 13 | Nov 17 |
| 80% | Mar 8 | Nov 20 |
| 90% | Mar 2 | Nov 25 |
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) | Apr 3 | Oct 31 |
| Frost / freeze (32°F) | Mar 21 | Nov 10 |
| Hard freeze (28°F) | Mar 8 | Nov 21 |
Planting calendar for North Little Rock
Transplant Mar 28 – Apr 11
Transplant Apr 4 – Apr 18
Transplant Apr 4 – Apr 18
Transplant Mar 28 – Apr 11
Sow or transplant Mar 28 – Apr 11
Sow or transplant Mar 28 – Apr 11
Sow or transplant Apr 4 – Apr 18
Sow or transplant Feb 21 – Mar 7
Fall sowing Sep 15 – Oct 13
Fall sowing Sep 15 – Oct 6
Fall sowing Sep 1 – Sep 15
Sow or transplant Feb 21 – Mar 7
Fall sowing Sep 1 – Sep 29
Transplant Mar 7 – Mar 21
Fall sowing Aug 18 – Sep 1
Transplant Feb 28 – Mar 14
Fall sowing Aug 18 – Sep 1
Fall sowing Aug 18 – Sep 1
Fall sowing Sep 29 – Oct 20
Fall sowing Sep 1 – Sep 15
Plant Feb 21 – Mar 7
Based on the average last frost (Mar 21) and first frost (Nov 10). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.