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yellow iris | Plant Finder | Fill My Garden

Home/Plants/Orchids

Plants > Orchids

yellow iris

Iris pseudacorus

Pollinator Friendly

Genus: Iris
Family: Iridaceae
Common Names: yellow flag, daggers, flagon, Jacob's sword, water flag, water skegs, yellow fleur-de-lis

About this plant

I. pseudacorus is a vigorous herbaceous perennial forming extensive colonies to 1.5m in height, with bright yellow flowers up to 10cm in width, the falls with brown veining in the centre, in mid and late summer

Growing Information

Height

1-1.5 Metres

Spread

1-1.5 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full SunPartial Shade

Soil

ChalkLoam

Acid

Not Currently Available

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

Moisture

Moist But Well Drained

Aspect

West FacingSouth Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Grow in wet, deep, acid, humus-rich soil in full sun or partial shade. It thrives at the margins of large ponds or streams; vigorous so site with care

Pruning

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

Propagation

Propagate by division from midsummer to early autumn, plant immediately in flowering positions

Pests

May be susceptible to slugs, snails and thrips

Diseases

May be susceptible to aphid borne viruses, bacterial soft rot and grey moulds (Botrytis)

Garden Uses

Uses

Flower BordersGround CoverCottage Informal

Planting Places

OutdoorWall Trained

Season of Interest

SpringSummer

Size & Characteristics

Height

1-1.5 Metres

Spread

1-1.5 Metres

Habit

Suckering

Time to Full Height

Five To Ten Years