About

This clump-forming, deciduous fern to around 45cm high with wiry, black stems bearing upright to arching, feathery-looking fronds comprising leaflets divided up to three times.

About the genus

Onychium is a diverse genus of plants that may be annual, perennial, or woody. Species are cultivated for their flowers, foliage, or architectural habit and are adapted to various climatic conditions

Growing conditions

SunlightPartial shade
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectNorth-facing, South-facing, East-facing, West-facing
ExposureSheltered
UK hardinessH3

Plant details

Plant typeFerns
HabitClump forming
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height5-10 years
Suggested usesCottage and informal garden, City and courtyard gardens, Patio and container plants
Native toFar East

Care notes

CultivationGrow in moist but well-drained, humus-rich soil in dappled shade; may not be hardy in colder areas so provide a winter mulch or move container-grown plants inside. See how to grow ferns for further advice
PruningRemove dead or damaged fronds as needed
PropagationPropagate by division or from spores
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free