Mountain Pine, AR frost dates
How Mountain Pine compares
- In 8 years out of 10, the last spring frost in Mountain Pine falls between March 14 and April 20, a 37-day window. The first fall frost falls between October 21 and November 21.
- The median last frost is 6 days later than the Arkansas median of Mar 28.
- Its 215-day growing season is longer than 30% of the 603 Arkansas places with a regular frost season (state median 222 days).
- The last frost is 5 days later than the zone 8a median of Mar 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 8a chart.
- The weather station records an average of 80 nights a year at or below 32°F.
- Compared with Little Rock, AR, 76 km away, the last frost here is 13 days later than there and the growing season is 19 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 14 |
| 50% (median) | April 3 |
| 10% (safe for tender plants) | April 20 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 21 |
| 50% (median) | November 4 |
| 90% (late) | November 21 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Mountain Pine, AR
Mountain Pine, AR frost dates — last frost Apr 3, first frost Nov 4, zone 8a. whenisthelastfrost.com
When to plant vegetables in Mountain Pine, AR
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 9 – Jan 23 | Mar 6 – Mar 20 | — | — |
| Peppers | Jan 23 – Feb 6 | Apr 17 – May 1 | — | — |
| Eggplant | Jan 23 – Feb 6 | Apr 17 – May 1 | — | — |
| Tomatoes | Feb 6 – Feb 20 | Apr 10 – Apr 24 | — | — |
| Lettuce | Feb 6 – Feb 20 | Mar 13 – Mar 27 | Mar 6 – Apr 10 | Sep 9 – Oct 7 |
| Kale | Feb 6 – Feb 20 | Mar 6 – Mar 20 | Mar 6 – Mar 20 | Aug 26 – Sep 16 |
| Broccoli | Feb 6 – Feb 20 | Mar 20 – Apr 3 | — | Jul 29 – Aug 19 |
| Cabbage | Feb 6 – Feb 20 | Mar 13 – Mar 27 | — | Jul 29 – Aug 19 |
| Cauliflower | Feb 6 – Feb 20 | Mar 20 – Apr 3 | — | Jul 29 – Aug 19 |
| Okra | Feb 20 – Mar 6 | Apr 24 – May 8 | Apr 24 – May 8 | — |
| Basil | Feb 20 – Mar 6 | Apr 10 – Apr 24 | — | — |
| Peas | — | — | Feb 20 – Mar 13 | Aug 12 – Sep 2 |
| Spinach | — | — | Feb 20 – Mar 13 | Sep 9 – Sep 30 |
| Radishes | — | — | Feb 27 – Apr 10 | Sep 23 – Oct 14 |
| Cucumbers | Mar 6 – Mar 13 | Apr 17 – Apr 24 | Apr 10 – Apr 24 | Aug 19 – Sep 2 |
| Zucchini & Summer Squash | Mar 6 – Mar 13 | — | Apr 10 – Apr 24 | Aug 26 – Sep 9 |
| Winter Squash & Pumpkins | Mar 6 – Mar 13 | — | Apr 10 – Apr 24 | — |
| Melons & Watermelon | Mar 6 – Mar 13 | Apr 17 – May 1 | — | — |
| Carrots | — | — | Mar 13 – Apr 10 | Aug 12 – Aug 26 |
| Beets | — | — | Mar 13 – Apr 10 | Aug 26 – Sep 9 |
| Potatoes | — | — | Mar 13 – Apr 3 | — |
| Swiss Chard | — | — | Mar 20 – Apr 17 | Aug 26 – Sep 9 |
| Cilantro | — | — | Mar 20 – Apr 10 | Sep 9 – Sep 30 |
| Green Beans | — | — | Apr 10 – May 1 | Aug 19 – Sep 2 |
| Sweet Corn | — | — | Apr 10 – Apr 24 | — |
| Sweet Potatoes | — | Apr 17 – May 8 | — | — |
| Garlic | — | — | — | Oct 21 – Nov 25 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Blakely Mtn Dam, AR weather station, 5 km away (elevation 427 ft (130 m)).
Frost dates near Mountain Pine
- Hot Springs National Park Mar 19 · Nov 13
- Royal Apr 3 · Nov 4
- Jessieville Mar 28 · Nov 8
- Hot Springs Village Mar 19 · Nov 13
- Pearcy Apr 3 · Nov 4
- Lonsdale Mar 31 · Nov 5
- Jones Mill Mar 31 · Nov 5
- Bonnerdale Apr 2 · Oct 31
- Bismarck Mar 20 · Nov 10
- Story Apr 2 · Oct 31
Frequently asked questions
When is the last frost in Mountain Pine, AR?
The median last spring frost in Mountain Pine, AR is April 3. There is still about a 10% chance of frost after April 20, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Mountain Pine, AR?
The median first fall frost is November 4, with about a 10% chance of frost before October 21.
How long is the growing season in Mountain Pine, AR?
About 215 days between the median last spring frost and first fall frost.
What planting zone is Mountain Pine, AR?
Mountain Pine, AR is in USDA hardiness zone 8a.