Gromwell 'White Star'
A showstopper, Lithodora diffusa ‘White Star’ (Gromwell) is a low-growing evergreen shrub forming a neat, round cushion clothed in small, lance-shaped, glossy green, hairy leaves. In spring and summer, the shrub is covered with abundant, gleaming white star-shaped flowers outlined in vibrant blue. Compact and easy to grow, this plant is ideal for rock gardens, slopes, and cascading over retaining walls. A choice groundcover making an unforgettable display week after week.
| Hardiness |
6 - 9 |
|---|---|
| Heat Zones |
6 - 8 |
| Climate Zones | 5, 6, 7, 14, 15, 16, 17 |
| Plant Type | Shrubs |
| Plant Family | Boraginaceae |
| Genus | Lithodora |
| Exposure | Full Sun, Partial Sun |
| Season of Interest |
Spring (Late) Summer (Early, Mid, Late) |
| Height |
6" - 9" (15cm - 23cm) |
| Spread |
1' - 2' (30cm - 60cm) |
| Spacing |
12" - 18" (30cm - 50cm) |
| Maintenance | Low |
| Water Needs | Average |
| Soil Type | Loam, Sand |
| Soil pH | Acid, Neutral |
| Soil Drainage | Well-Drained |
| Characteristics | Showy, Evergreen |
| Tolerance | Deer |
| Attracts | Butterflies |
| Garden Uses | Banks And Slopes, Beds And Borders, Ground Covers, Patio And Containers |
| Garden Styles | City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Mediterranean Garden |
| Hardiness |
6 - 9 |
|---|---|
| Heat Zones |
6 - 8 |
| Climate Zones | 5, 6, 7, 14, 15, 16, 17 |
| Plant Type | Shrubs |
| Plant Family | Boraginaceae |
| Genus | Lithodora |
| Exposure | Full Sun, Partial Sun |
| Season of Interest |
Spring (Late) Summer (Early, Mid, Late) |
| Height |
6" - 9" (15cm - 23cm) |
| Spread |
1' - 2' (30cm - 60cm) |
| Spacing |
12" - 18" (30cm - 50cm) |
| Maintenance | Low |
| Water Needs | Average |
| Soil Type | Loam, Sand |
| Soil pH | Acid, Neutral |
| Soil Drainage | Well-Drained |
| Characteristics | Showy, Evergreen |
| Tolerance | Deer |
| Attracts | Butterflies |
| Garden Uses | Banks And Slopes, Beds And Borders, Ground Covers, Patio And Containers |
| Garden Styles | City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Mediterranean Garden |
How many Lithodora diffusa ‘White Star’ (Gromwell) do I need for my garden?
| Plant | Quantity | |
|---|---|---|
| Lithodora diffusa ‘White Star’ (Gromwell) | N/A | Buy Plants |
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Create a membership account to save your garden designs and to view them on any device.
Becoming a contributing member of Gardenia is easy and can be done in just a few minutes. If you provide us with your name, email address and the payment of a modest $25 annual membership fee, you will become a full member, enabling you to design and save up to 25 of your garden design ideas.
Join now and start creating your dream garden!
