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Iris winogradowii

Winogradow iris

A compact, bulbous perennial to 10cm high with upright, narrow foliage and, in early spring, single, pale yellow flowers to 7cm across with green spotting on the falls

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Size
Ultimate height
Up to 10cm
Time to ultimate height
2–5 years
Ultimate spread
0–0.1 metre
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Yellow Green
Summer
Autumn
Winter Green
Position
  • Full sun
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Iridaceae
Native to GB / Ireland
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

Correct

Plant range
Caucasus

How to grow

Cultivation

Grow in well-drained neutral or slightly alkaline soil, preferably in a sunny spot. Good for naturalising. See bulbs: naturalising and bulb iris cultivation for further advice

Propagation

Lift and divide bulbs in early autumn; see bulb propagation

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Flower borders and beds
Pruning

No pruning required

Pests

May be susceptible to slugs, snails and thrips

Diseases

May be susceptible to aphid-borne viruses, bacterial soft rot and grey moulds; see Iris diseases

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