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Herbaceous Perennial

Iris hoogiana

aril iris

A rhizomatous perennial with erect mid-green foliage up to 50cm long. In late spring or early summer it produces mid-blue, fragrant flowers

Other common names
regalia iris
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Green
Summer Green
Autumn
Winter
Position
  • Full sun
Aspect

South–facing

Exposure
Sheltered
Hardiness
H5
Botanical details
Family
Iridaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
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
Tadzhikistan, Uzbekistan

How to grow

Cultivation

It can be difficult to grow in a garden situation as it comes from areas with dry, cold winters, dry summers and wet spring. Though hardy, wet winters encourage growth that is prone to cold damage. Outdoors grow in very well-drained soil in full sun. Best grown in a bulb frame in containers using gritty, free-draining compost, keep dry during the summer

Propagation

Propagate by seed or by division after flowering

Suggested planting locations and garden types
  • Gravel garden
  • Wall side borders
  • Flower borders and beds
Pruning

Remove withered foliage

Pests

May be susceptible to slugs and snails

Diseases

May be susceptible to a virus infection and leafspot

Get involved

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