Crocosmia masoniorum 'Rowallane Yellow'
giant montbretia 'Rowallane Yellow'
'Rowallane Yellow' is an erect herbaceous perennial to 80cm, with narrowly sword-shaped leaves and sprays of bright chrome yellow flowers in summer
Synonyms
Crocosmia 'Rowallane Yellow'Crocosmia 'Rowallane'
see moreCrocosmia masoniorum 'Rowallane'
Crocosmia masoniorum Rowallane yellow
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green | |||
---|---|---|---|---|
Summer | Yellow | Green | ||
Autumn | Green | |||
Winter |
Position
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H4Botanical details
- Family
- Iridaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Bushy
- Genus
Crocosmia are deciduous cormous perennials with erect, sword-shaped leaves and branched spikes of showy, funnel-shaped flowers in summer
- Name status
Accepted
How to grow
Cultivation
Plant 8 to 10cm deep in moderately fertile, humus-rich soil. Lift and divide congested clumps to maintain vigour. Has the potential to become a nuisance in some gardens if not managed well
Propagation
Propagate by division in early spring as growth begins
Suggested planting locations and garden types
- Coastal
- Cottage and informal garden
- City and courtyard gardens
- Banks and slopes
- Flower borders and beds
Pruning
No pruning required
Pests
Generally pest-free
Diseases
Generally disease-free
Get involved
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