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royal fern | Plant Finder | Fill My Garden

Home/Plants/Orchids

Plants > Orchids

royal fern

Osmunda regalis

★ RHS AGMLow Maintenance

Genus: Osmunda
Family: Osmundaceae
Common Names: blooming fern, bog onion, buckhorn brake, common flowering fern, ditch fern, herb Christopher, hog onion, kidney fern, king fern, osmund royal, osmund the waterman, royal osmund fern, rusty fern, water fern

About this plant

O. regalis is a robust deciduous fern forming a large clump of bipinnate fronds to 2.5m in height, bearing rusty-brown spore-bearing pinnae at the tips; foliage turns attractive red-brown in autumn

Growing Information

Height

1.5-2.5 Metres

Spread

0.5-1 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full ShadeFull SunPartial Shade

Soil

ClayChalkLoam

Acid

Not Currently Available

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

Alkaline

Neutral

Moisture

Poorly DrainedMoist But Well Drained

Aspect

West FacingEast FacingNorth FacingSouth Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Easy to grow in most cool, moist, lightly shaded sites and will grow in full sun if given plenty of moisture. Will tolerate alkaline soils if plenty of fibrous compost is incorporated. Useful for very wet sites

Pruning

Dead or damaged fronds may be removed as necessary

Propagation

Propagate by sowing spores as soon as ripe or by division in early spring or autumn

Pests

Generally pest free outdoors

Diseases

Generally disease free outdoors

Garden Uses

Uses

Wildflower MeadowGround Cover

Planting Places

OutdoorSubmerged Aquatic

Season of Interest

AutumnSpringSummer

Size & Characteristics

Height

1.5-2.5 Metres

Spread

0.5-1 Metres

Habit

Clump Forming

Time to Full Height

Ten To Twenty Years