Overview
Lithospermum incisum is a plant with a matforming habit in the genus Lithospermum, part of the Boraginaceae family, with evergreen foliage. Lithospermum incisum grows best in full sun, and tolerates loam and sand soils and acid and neutral pH. Its UK hardiness is rated H5. Suggested uses include rock garden, raised bed and ground cover.
About
Lithospermum incisum is a matforming evergreen cultivar belonging to the Boraginaceae family. It thrives in full sun and is suited to south- or west-facing aspects, tolerating both exposed and sheltered conditions. This plant prefers fertile, well-drained loam or sandy soils with an acid to neutral pH. Hardy to UK zone H5, it is ideal for rock gardens, raised beds, or as ground cover. Interest is provided during spring and summer, and propagation is typically by semi-hardwood cuttings.
About the genus
Lithospermum is a genus of plants belonging to the family Boraginaceae. The genus is distributed nearly worldwide, but most are native to the Americas and the center of diversity is in the southwestern United States and Mexico. Species are known generally as gromwells or stoneseeds.
Wikipedia contributors, "Lithospermum", CC BY-SA 4.0 — Lithospermum
Growing conditions
Best soil and position for Lithospermum
- Sunlight
- Full sun
- Soil type
- Loam, Sand
- Soil pH
- Acid, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H5
Plant details
Lithospermum incisum size, habit and characteristics
- Habit
- Matforming
- Foliage
- Evergreen
- Suggested uses
- Rock garden, Raised bed, Ground cover
Care notes
Pruning and caring for Lithospermum incisum
- Propagation
- Semi-hardwood cuttings
- Pest resistance
- Generally pest-free
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Lithospermum incisum?
Lithospermum incisum prefers full sun. It suits exposed and sheltered positions.
What soil does Lithospermum incisum need?
Lithospermum incisum grows best in loam and sand soil. It prefers acid and neutral soil. Aim for soil that stays well-drained.
Is Lithospermum incisum hardy in the UK?
Lithospermum incisum has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.
How do I propagate Lithospermum incisum?
Semi-hardwood cuttings.
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