Osmunda regalis
royal fern
Description
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
Mature Height
2.5m
Mature Spread
1m
Plant Characteristics
Foliage
Deciduous
Growth Habit
Clumping
Growth Speed
Moderate · 0.3 m/yr
Soil Texture
ChalkClayLoam
Soil pH
AcidAlkalineNeutral
Soil Moisture
Moist but well-drainedPoorly-drained
Hardiness (RHS)
H8
Hardiness (USDA)
Zones 3-9
Flowering Season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Key Features
Generally pest-freeWildflower meadowCottage and informal gardenLow MaintenanceFlower borders and bedsUnderplanting of roses and shrubs