Lithodora diffusa 'Heavenly Blue'
Purple Gromwell, Acid Soil Lithodora
Family: Boraginaceae Borage
| Type | Groundcover |
| USDA Hardiness range | 6A - 8B |
| Exposure | Partial shade to full sun |
| Bloom color | Blue |
| Bloom time | Spring and Fall |
| Water needs | Moist |
| Landscape uses | Alpine garden, cascades, ground cover, rock garden |
| Height | 6" to 12" / 15cm to 30cm |
| Spread | n/a |
| Growth rate | Moderate |
| Leaf color | Green |
| Fruit color | n/a |
| Soil pH requirements | Acidic, neutral |
| Soil type | Loamy |
| Form | Prostrate, spreading or horizontal |
| Attributes and features | Attractive foilage |