Lobelia erinus 'Sapphire'
trailing lobelia 'Sapphire'
'Sapphire' is a compact, trailing, low-growing annual with small green leaves and masses of violet-blue flowers with a white centre during the summer and early autumn
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
1–2 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green | |||
---|---|---|---|---|
Summer | Blue | Green | ||
Autumn | Blue | Green | ||
Winter |
Position
- Full shade
- Partial shade
Aspect
South–facing or East–facing or West–facing
Exposure
Sheltered Hardiness
H2Botanical details
- Family
- Campanulaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Trailing, Matforming
- Genus
Lobelia can be annuals, perennials or shrubs, with simple leaves and showy 2-lipped flowers that may be solitary or in racemes or panicles
- Name status
Unresolved
How to grow
Cultivation
Grow in deep, fertile, reliably moist soil in full sun or partial shade. Apply a balanced fertilizer every two weeks during spring and early summer and a nitrogen-free fertilizer every two weeks from mid-summer onwards
Propagation
Propagate by seed sown at 13-18ºC in late winter
Suggested planting locations and garden types
- Cottage and informal garden
- City and courtyard gardens
- Coastal
- Patio and container plants
- Flower borders and beds
- Garden edging
Pruning
No pruning required
Pests
May be susceptible to slugs
Diseases
Generally disease-free
Get involved
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