Rosman, NC frost dates
How Rosman compares
- In 8 years out of 10, the last spring frost in Rosman falls between April 4 and May 7, a 33-day window. The first fall frost falls between October 11 and November 3.
- The median last frost is 20 days later than the North Carolina median of Apr 1.
- Its 185-day growing season is longer than 8% of the 759 North Carolina places with a regular frost season (state median 218 days).
- The last frost is 16 days later than the zone 7b median of Apr 5. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 7b chart.
- The weather station records an average of 110 nights a year at or below 32°F.
- Compared with Greenville, SC, 49 km away, the last frost here is 24 days later than there and the growing season is 39 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 4 |
| 50% (median) | April 21 |
| 10% (safe for tender plants) | May 7 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 11 |
| 50% (median) | October 23 |
| 90% (late) | November 3 |
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 Rosman, NC
Rosman, NC frost dates — last frost Apr 21, first frost Oct 23, zone 7b. whenisthelastfrost.com
When to plant vegetables in Rosman, NC
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 27 – Feb 10 | Mar 24 – Apr 7 | — | — |
| Peppers | Feb 10 – Feb 24 | May 5 – May 19 | — | — |
| Eggplant | Feb 10 – Feb 24 | May 5 – May 19 | — | — |
| Tomatoes | Feb 24 – Mar 10 | Apr 28 – May 12 | — | — |
| Lettuce | Feb 24 – Mar 10 | Mar 31 – Apr 14 | Mar 24 – Apr 28 | Aug 28 – Sep 25 |
| Kale | Feb 24 – Mar 10 | Mar 24 – Apr 7 | Mar 24 – Apr 7 | Aug 14 – Sep 4 |
| Broccoli | Feb 24 – Mar 10 | Apr 7 – Apr 21 | — | Jul 17 – Aug 7 |
| Cabbage | Feb 24 – Mar 10 | Mar 31 – Apr 14 | — | Jul 17 – Aug 7 |
| Cauliflower | Feb 24 – Mar 10 | Apr 7 – Apr 21 | — | Jul 17 – Aug 7 |
| Okra | Mar 10 – Mar 24 | May 12 – May 26 | May 12 – May 26 | — |
| Basil | Mar 10 – Mar 24 | Apr 28 – May 12 | — | — |
| Peas | — | — | Mar 10 – Mar 31 | Jul 31 – Aug 21 |
| Spinach | — | — | Mar 10 – Mar 31 | Aug 28 – Sep 18 |
| Radishes | — | — | Mar 17 – Apr 28 | Sep 11 – Oct 2 |
| Cucumbers | Mar 24 – Mar 31 | May 5 – May 12 | Apr 28 – May 12 | Aug 7 – Aug 21 |
| Zucchini & Summer Squash | Mar 24 – Mar 31 | — | Apr 28 – May 12 | Aug 14 – Aug 28 |
| Winter Squash & Pumpkins | Mar 24 – Mar 31 | — | Apr 28 – May 12 | — |
| Melons & Watermelon | Mar 24 – Mar 31 | May 5 – May 19 | — | — |
| Carrots | — | — | Mar 31 – Apr 28 | Jul 31 – Aug 14 |
| Beets | — | — | Mar 31 – Apr 28 | Aug 14 – Aug 28 |
| Potatoes | — | — | Mar 31 – Apr 21 | — |
| Swiss Chard | — | — | Apr 7 – May 5 | Aug 14 – Aug 28 |
| Cilantro | — | — | Apr 7 – Apr 28 | Aug 28 – Sep 18 |
| Green Beans | — | — | Apr 28 – May 19 | Aug 7 – Aug 21 |
| Sweet Corn | — | — | Apr 28 – May 12 | — |
| Sweet Potatoes | — | May 5 – May 26 | — | — |
| Garlic | — | — | — | Oct 9 – Nov 13 |
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 Brevard, NC weather station, 12 km away (elevation 2,175 ft (663 m)).
Frost dates near Rosman
- Lake Toxaway Apr 15 · Oct 26
- Balsam Grove Apr 21 · Oct 23
- Brevard Apr 21 · Oct 23
- Cedar Mountain Apr 10 · Nov 2
- Sapphire Apr 15 · Oct 26
- Pisgah Forest Apr 19 · Oct 23
- Penrose Apr 19 · Oct 23
- Cashiers Apr 30 · Oct 15
- Glenville Apr 19 · Oct 22
- Tuckasegee Apr 19 · Oct 22
Frequently asked questions
When is the last frost in Rosman, NC?
The median last spring frost in Rosman, NC is April 21. There is still about a 10% chance of frost after May 7, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Rosman, NC?
The median first fall frost is October 23, with about a 10% chance of frost before October 11.
How long is the growing season in Rosman, NC?
About 185 days between the median last spring frost and first fall frost.
What planting zone is Rosman, NC?
Rosman, NC is in USDA hardiness zone 7b.