Tweedia caerulea
Southern Star
Family: Asclepiadaceae Milkweed
| Type | Perennial |
| USDA Hardiness range | 9B - 11 |
| Exposure | Full sun |
| Bloom color | Blue |
| Bloom time | Late Spring to Early Fall |
| Water needs | Moist |
| Landscape uses | Container |
| Height | 12" to 36" / 30cm to 90cm |
| Spread | n/a |
| Growth rate | Moderate |
| Leaf color | Green |
| Fruit color | n/a |
| Soil pH requirements | Neutral |
| Soil type | Loamy |
| Form | Irregular or sprawling |