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iris 'Professor Blaauw' | Plant Finder | Fill My Garden

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Plants > Bulbs

iris 'Professor Blaauw'

Iris 'Professor Blaauw' (Dut)

★ RHS AGM

Genus: Iris
Family: Iridaceae

About this plant

'Professor Blaauw' is a bulbous perennial to 60cm tall, with erect, narrow leaves and deep violet-blue flowers 8-10cm wide, the rounded falls with a yellow central mark, opening in mid spring and summer

Growing Information

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full Sun

Soil

ChalkLoamSandy

AlkalineNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Well Drained

Aspect

West FacingEast Facing

Exposure

Exposed

Care Guide

Cultivation

Grow in well-drained, neutral or slightly alkaline soil

Pruning

No pruning required

Propagation

After flowering, feed with a high potassium fertiliser to encourage large bulbs to form. Lift and separate bulbs in early autumn

Pests

Slugs and snails can be a nuisance

Diseases

Rust diseases, a virus and fungal leaf spot may occur

Garden Uses

Uses

Cottage InformalFlower BordersGround Cover

Planting Places

Outdoor

Season of Interest

SpringSummer

Size & Characteristics

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Habit

Bushy

Time to Full Height

Five To Ten Years