Frost dates for 72069Holly Grove, AR
The average last spring frost in Holly Grove is March 15 and the average first fall frost is November 11, giving a typical growing season of about 241 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 15
- Average first fall frost
- Nov 11
- Growing season
- 241 days
Safer after Apr 1 (1-in-10 risk)
Possible by Oct 28 (1-in-10 risk)
First frost typically in 8 days
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Mar 10 · Mar 29 · Apr 14 | Oct 19 · Nov 1 · Nov 16 | 218 days | 100% |
| Frost / freeze (32°F) | Feb 27 · Mar 15 · Apr 1 | Oct 28 · Nov 11 · Nov 30 | 241 days | 100% |
| Hard freeze (28°F) | Feb 9 · Mar 2 · Mar 19 | Nov 5 · Nov 24 · Dec 19 | 267 days | 100% |
Planting calendar for Holly Grove
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Feb 12 – Apr 20 |
| Tomatoes | Transplant outdoors | Mar 31 – Jul 22 |
| Peppers | Start seeds indoors | Feb 12 – Mar 15 |
| Peppers | Transplant outdoors | Apr 14 – May 15 |
| Eggplant | Start seeds indoors | Mar 1 – Mar 30 |
| Eggplant | Transplant outdoors | Apr 14 – May 15 |
| Cucumbers | Sow outdoors | Apr 14 – Aug 1 |
| Summer squash | Sow outdoors | Mar 31 – May 15 |
| Winter squash & pumpkins | Sow outdoors | Apr 14 – May 15 |
| Snap beans | Sow outdoors | Mar 31 – Aug 24 |
| Sweet corn | Sow outdoors | Mar 31 – Jul 22 |
| Watermelon & cantaloupe | Sow outdoors | Apr 14 – May 15 |
| Okra | Sow outdoors | Apr 7 – Apr 30 |
| Peas | Sow outdoors (spring) | Feb 12 – Mar 30 |
| Potatoes | Plant outdoors (spring) | Feb 12 – Apr 14 |
| Onions | Start seeds indoors (spring) | Jan 1 – Jan 28 |
| Onions | Transplant outdoors (spring) | Mar 1 – Mar 30 |
| Broccoli | Start seeds indoors (spring) | Jan 25 – Feb 28 |
| Broccoli | Transplant outdoors (spring) | Mar 1 – Mar 30 |
| Broccoli | Start seeds indoors (fall) | Jul 12 – Jul 22 |
| Broccoli | Transplant outdoors (fall) | Aug 11 – Aug 22 |
| Cabbage | Start seeds indoors (spring) | Jan 15 – Feb 12 |
| Cabbage | Transplant outdoors (spring) | Feb 12 – Mar 15 |
| Cabbage | Start seeds indoors (fall) | Jul 2 – Aug 1 |
| Cabbage | Transplant outdoors (fall) | Aug 1 – Sep 1 |
| Leaf lettuce | Sow outdoors (spring) | Feb 12 – Apr 30 |
| Leaf lettuce | Sow outdoors (fall) | Aug 1 – Sep 17 |
| Spinach | Sow outdoors (spring) | Feb 5 – Mar 21 |
| Spinach | Sow outdoors (fall) | Aug 18 – Sep 22 |
| Radishes | Sow outdoors (spring) | Feb 12 – Apr 4 |
| Radishes | Sow outdoors (fall) | Aug 1 – Oct 2 |
| Kale | Sow outdoors (spring) | Mar 1 – Mar 21 |
| Kale | Sow outdoors (fall) | Jul 25 – Sep 1 |
| Carrots | Sow outdoors (spring) | Mar 15 – Apr 30 |
| Carrots | Sow outdoors (fall) | Jul 2 – Aug 17 |
| Garlic | Plant outdoors (fall) | Nov 1 – Dec 2 |
Where these dates come from
ZIP code 72069 is matched to the NOAA station Clarendon, AR, 15.5 km away, at 179 ft elevation (9 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Clarendon, AR (used) | 179 ft | Mar 15 | Nov 11 |
| Stuttgart 9 Ese, AR | 198 ft | Mar 11 | Nov 17 |
| Saint Charles, AR | 200 ft | Mar 17 | Nov 10 |
| Brinkley, AR | 185 ft | Mar 18 | Nov 11 |
Frost dates near Holly Grove
- Clarendon, AR 72029 · last Mar 15, first Nov 11
- Casscoe, AR 72026 · last Mar 11, first Nov 17
- Monroe, AR 72108 · last Mar 15, first Nov 11
- Roe, AR 72134 · last Mar 15, first Nov 11
- Crocketts Bluff, AR 72038 · last Mar 11, first Nov 17
- Turner, AR 72383 · last Mar 17, first Nov 10
- Marvell, AR 72366 · last Mar 17, first Nov 10
- Saint Charles, AR 72140 · last Mar 17, first Nov 10
Frequently asked questions
- When is the last frost in Holly Grove, AR?
- For ZIP code 72069, the average last spring frost (32°F) is March 15, based on NOAA 1991-2020 climate normals for the Clarendon, AR weather station. There is a 1-in-10 chance of a frost after April 1.
- When is the first frost in Holly Grove, AR?
- The average first fall frost (32°F) is November 11. There is a 1-in-10 chance of frost by October 28, so tender plants are at risk from that point on.
- How long is the growing season in 72069?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 241 days long.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.