Nierembergia linariifolia
narrow-leaved cupflower
An erect, branching, downy-stemmed perennial, often grown as a summer annual, to 20cm tall. It bears small, pointed leaves and throughout summer bears a profusion of cup-shaped, purple-blue flowers with yellow eyes
Other common names
blue cupsSize
Ultimate height
0.1–0.5 metresTime to ultimate height
1–2 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Blue Purple | Green | ||
|---|---|---|---|---|
| Summer | Blue Purple | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
Aspect
East–facing or South–facing or West–facing
Exposure
Sheltered Hardiness
H3Botanical details
- Family
- Solanaceae
- Native to GB / Ireland
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Genus
Nierembergia can be annuals, perennials or shrubs, with simple, alternate leaves and cup-shaped or tubular flowers in summer
- Name status
Correct
- Plant range
- Argentina
How to grow
Cultivation
Grow in a sheltered site in moist but well-drained soil in full sun
Propagation
Propagate by sowing seed in autumn for spring flowering, or in spring for summer flowering
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Patio and container plants
- Low Maintenance
- Bedding
- Conservatory and greenhouse
- Flower borders and beds
- Garden edging
Pruning
No pruning required
Pests
Diseases
May be susceptible to virus diseases
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