Iris 'Gwyneth Evans' (BB)
iris 'Gwyneth Evans'
A rhizomatous perennial with fans of glaucous-green foliage. Flower stems 60cm high bear up to four flowers per stem, white standards are edged and striated with vivid-violet, creamy falls are also striated purple and have a deep violet beard. Flowers late spring to early summer
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Cream Purple White | Green | ||
|---|---|---|---|---|
| Summer | Cream Purple White | Green | ||
| Autumn | Green | |||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H7Botanical details
- Family
- Iridaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming
- Potentially harmful
- Harmful if eaten. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Iris may be rhizomatous or bulbous perennials, with narrow leaves and erect stems bearing flowers with 3 large spreading or pendent fall petals, alternating with 3 erect, often smaller, standard petals, in late winter, spring or early summer
- Name status
Accepted
- Horticultural Group
- Border Bearded irises are rhizomatous herbaceous perennials to 70cm tall with flowers 10-13cm across in late spring and early summer, each fall petal bearing a prominent beard
How to grow
Cultivation
Grow in well-drained neutral to alkaline soil in full sun; acid soils tolerated if reliably well-drained
Propagation
Propagate by dividing iris rhizomes from midsummer to early autumn
Suggested planting locations and garden types
- City and courtyard gardens
- Coastal
- Cottage and informal garden
- Gravel garden
- Flower borders and beds
- Wall side borders
Pruning
Remove any dying foliage in autumn, old flower stems can be cut down after flowering
Pests
Diseases
May be susceptible to aphid-borne viruses, bacterial soft rot and grey moulds; see Iris diseases
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.