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Iris 'Welch's Reward' (MTB)

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© RHS

Characteristics

Plant type

Herbaceous Perennial

Habit

Clump-forming

Toxicity

Ingestion may cause severe discomfort

Resilience

Hardiness

old H4 (hardy)

Colour

Flower

Dark Red and Pale Yellow in Spring and Summer

Foliage

Green in Spring and Summer

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

iris 'Welch's Reward'

Family

Iridaceae


Iris may be rhizomatous or bulbous perennials, with narrowly 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

Miniature Tall Bearded irises are rhizomatous perennials to 65cm tall, with flowers to just 8cm across, bearded on the falls, in spring or early summer

'Welch's Reward' is a compact perennial to 50cm, with up to 7 flowers, the standards pale, creamy-yellow with a deeper sheen, the falls dark red edged with light yellow

Synonym(s)

  • Iris 'Welch's Reward'

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing or East-facing
  • Exposed or Sheltered

Cultivation

Grow in well-drained, fertile, neutral to slightly acid loam in full sun

Soil

  • Well-drained
  • Acid or Neutral
  • Loam or Sand

Propagation

Propagate by division of rhizomes from midsummer to early autumn

Suggested planting locations and garden types

City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Flower borders and beds or Wall-side Borders


How to care

Pruning

Remove any dying foliage in autumn, old flower stems can be cut down after flowering

Pests

May be attacked by slugs, snails and thrips

Diseases

May be subject to iris rhizome rot, a leaf spot and a virus