Dryopteris affinis 'Cristata' (Crested Golden Shield Fern, Crested Scaly Male Fern)


Botanical Information

FamilyDryopteridaceae
GenusDryopteris
Speciesaffinis
Cultivar'Cristata'
CategoryPerennials, Ferns

Details

USDA Hardiness Zone7b - 8a
USDA Hardiness Ref.
Canadian Hardiness Zone7b
Canada Hardiness Ref.
RHS Hardiness ZoneH5
RHS Hardiness Ref.
Temperature (°C)-15 to -10
Temperature (°F)5 - 14
Height1 - 1.5 m
Spread1 - 1.5 m
GrowthMedium

Description and Growing Information

General DescriptionDryopteris affinis 'Cristata' is a bushy, semi-evergreen fern whose pinnae and fronds are uniquely crested.
CultivationGrow in full sun to full shade, in cool, moist, well-drained soil.
PestsNo serious pests or diseases of note if grown outside.
Notable SpecimensRHS Garden Rosemoor, North Devon, England.
HabitatHorticultural origin.
Leaf DescriptionBipinnate (leaflets also pinnate) fronds arranged in rosettes, both pinnae and fronds have further divisions at their tips.
Flower DescriptionNon-flowering but producing spores.

Photographs