Browallia speciosa 'Blue Troll'
Bush Violet, Amethyst Flower, Sapphire Flower
Family: Solanaceae Nightshade
| Type | Annual |
| USDA Hardiness range | n/a |
| Exposure | Full shade to partial shade or partial sun |
| Bloom color | Blue |
| Bloom time | Year 'round |
| Water needs | Moist |
| Landscape uses | Border, container, massing, specimen |
| Height | 8" to 10" / 20cm to 25cm |
| Spread | n/a |
| Growth rate | Slow |
| Leaf color | Green |
| Fruit color | n/a |
| Soil pH requirements | Acidic, neutral |
| Soil type | Sandy, loamy |
| Form | Spreading or horizontal |