When to Plant Dahlias in South Carolina
In a typical South Carolina location, plant outdoors Mar 29 – Apr 12. Across the state, the outdoor planting window starts as early as Feb 11 in Charleston and as late as Apr 27 in Gaffney.
Plant tubers 1-3 weeks after last frost once soil is warm (60F+); very frost-sensitive.
Dahlias Planting Dates by City
| City | Plant outdoors |
|---|---|
| Columbia | Mar 23 – Apr 6 |
| Charleston | Feb 11 – Feb 25 |
| North Charleston | Mar 14 – Mar 28 |
| Mount Pleasant | Mar 20 – Apr 3 |
| Rock Hill | Apr 3 – Apr 17 |
| Greenville | Apr 4 – Apr 18 |
| Summerville | Mar 29 – Apr 12 |
| Sumter | Mar 31 – Apr 14 |
| Goose Creek | Mar 14 – Mar 28 |
| Hilton Head Island | Mar 10 – Mar 24 |
| Florence | Mar 26 – Apr 9 |
| Spartanburg | Apr 15 – Apr 29 |
| Hilton Head | Mar 10 – Mar 24 |
| Myrtle Beach | Mar 28 – Apr 11 |
| Aiken | Mar 26 – Apr 9 |
| Greer | Apr 4 – Apr 18 |
| Anderson | Mar 30 – Apr 13 |
| Mauldin | Apr 4 – Apr 18 |
| Greenwood | Apr 2 – Apr 16 |
| North Augusta | Mar 6 – Mar 20 |
| Taylors | Apr 4 – Apr 18 |
| Saint Andrews | Mar 23 – Apr 6 |
| Conway | Mar 22 – Apr 5 |
| Easley | Apr 8 – Apr 22 |
| Simpsonville | Apr 5 – Apr 19 |
| Wade Hampton | Mar 23 – Apr 6 |
| Lexington | Apr 1 – Apr 15 |
| Socastee | Mar 22 – Apr 5 |
| Hanahan | Mar 14 – Mar 28 |
| Bluffton | Mar 10 – Mar 24 |
Showing the 30 most populous of 58 South Carolina cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all South Carolina cities.
Frequently Asked Questions
When should I plant dahlias in South Carolina?
In a typical South Carolina location, plant outdoors Mar 29 – Apr 12. Across the state, the outdoor planting window starts as early as Feb 11 in Charleston and as late as Apr 27 in Gaffney.
When is the last frost in South Carolina?
The average last spring frost in South Carolina ranges from February 4 in Charleston to April 20 in Gaffney, based on NOAA 1991–2020 climate normals.
How long do dahlias take to grow?
Dahlias typically take 90–120 days from planting to harvest. Plant tubers 1-3 weeks after last frost once soil is warm (60F+); very frost-sensitive.
Other Crops in South Carolina
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Corn
- Green Beans
- Peas
- Lettuce
- Spinach
- Kale
- Arugula
- Swiss Chard
- Broccoli
- Cauliflower
- Cabbage
- Brussels Sprouts
- Carrots
- Beets
- Radishes
- Turnips
- Onions
- Garlic
- Potatoes
- Sweet Potatoes
- Asparagus
- Basil
- Cilantro
- Parsley
- Dill
- Oregano
- Thyme
- Sunflowers
- Zinnias
- Marigolds
- Cosmos
- Nasturtiums
When to plant dahlias in other states