Lithodora diffusa

Purple Gromwell, Acid Soil Lithodora

Family: Boraginaceae Borage


Type Shrub
USDA Hardiness range 7A - 8A
Exposure Partial shade to full sun
Bloom color Blue
Bloom time Summer
Water needs Moist
Landscape uses Border, rock garden, specimen
Height 18" to 24" / 45cm to 60cm
Spread 12" to 24" / 30cm to 60cm
Growth rate Moderate
Persistence Evergreen, semi-evergreen
Bloom attributes Suitable for cut flowers
Leaf color Green
Fruit color n/a
Soil pH requirements Acidic, neutral
Soil type Loamy
Form Rounded
Attributes and features Attractive foilage