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Iris pseudacorus 'Variegata' (v) AGM

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© RHS

Characteristics

Plant type

Aquatic, Bog or Herbaceous Perennial

Habit

Clump-forming, Bushy

Toxicity

Ingestion may cause severe discomfort

Resilience

Hardiness

H7 (very hardy)

Colour

Flower

Brown and Yellow in Summer

Foliage

Green, White and Yellow in Autumn, Spring and Summer

Size

Ultimate height

1-1.5 metres

Ultimate spread

1-1.5 metres, 0.5-1 metres

Time to ultimate height

5-10 years


Preferred common name

yellow flag 'Variegata'

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

'Variegata' is a vigorous herbaceous perennial forming extensive colonies to 1.5m in height, with long erect leaves striped yellowish-white. Flowers up to 10cm in width, yellow, the falls with brown veins in the centre

Synonym(s)

  • Iris pseudacorus 'Marginatus'

How to grow

Sunlight

  • Full sun

Aspect

  • South-facing or West-facing
  • Sheltered or Exposed

Cultivation

Grow in moist to wet deep, humus-rich, acid soil in full sun

Soil

  • Poorly-drained
  • Acid or Neutral
  • Sand, Clay or Loam

Propagation

Propagate by division from mid-summer to early autumn

Suggested planting locations and garden types

Cottage/Informal Garden, Flower borders and beds, Low Maintenance, Wildflower meadow, Wildlife Gardens, City/Courtyard Gardens or Coastal


How to care

Pruning

No pruning required

Pests

Can be defoliated by sawflies

Diseases

Generally disease free