Overview
Echium decaisnei is a bushy, rosette-forming biennial or short-lived perennial annual biennial in the genus Echium, part of the Boraginaceae family, with evergreen, lance-shaped, bristly-hairy leaves foliage. Echium decaisnei grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1c. Suggested uses include borders, containers, coastal gardens and wildlife gardens.
About
Echium decaisnei is a bushy, rosette-forming biennial or short-lived perennial cultivar within the Echium genus, known for its simple, coarsely hairy leaves and summer funnel-shaped flowers. This cultivar features evergreen, lance-shaped, bristly-hairy foliage and thrives best in full sun on south-facing, sheltered sites with well-drained, neutral loam soil. Hardy to H1c, it is suitable for borders, containers, coastal, and wildlife gardens. Propagation is by seed sown in summer, with seedlings overwintered at 5-7°C, and plants should be set out after the last frost.
Growing conditions
Best soil and position for Echium
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H1c
Plant details
Echium decaisnei size, habit and characteristics
- Plant type
- Annual Biennial
- Habit
- Bushy, rosette-forming biennial or short-lived perennial
- Foliage
- Evergreen, lance-shaped, bristly-hairy leaves
- Suggested uses
- Borders, containers, coastal gardens, wildlife gardens
Care notes
Pruning and caring for Echium decaisnei
- Propagation
- Seed sown in summer at 13-16°C, overwinter seedlings at 5-7°C
- Pest resistance
- Susceptible to slugs, glasshouse whitefly, glasshouse red spider mite under glass
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Echium decaisnei?
Echium decaisnei prefers full sun. It suits sheltered positions.
What soil does Echium decaisnei need?
Echium decaisnei grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.
Is Echium decaisnei hardy in the UK?
Echium decaisnei has an RHS hardiness rating of H1c, meaning it needs a warm, frost-free position of 5–10°C and is best grown under glass in the UK.
How do I propagate Echium decaisnei?
Seed sown in summer at 13-16°C, overwinter seedlings at 5-7°C.
