Blechnum penna-marina subsp, alpinum Paradise FormRef.: BLECH 510
Origin : the Beth Chatto's garden, United Kingdom.
Family : Blechnaceae.
New name : Austroblechnum penna-marina subsp. alpinum Paradise Form
This small ground-cover gathers the qualities of B. penna-marina and of B. penna-marina subsp. alpinum. It has small green sterile fronds, copper-coloured in their youth, and produces many purple fertile fronds as subsp. alpinum; with the vigour of B. penna-marina. Plant in acidic or neutral moist grounds, with light shade or sun, in a rockery. Evergreen. Height : 10/12cm. Hardiness : -25°C.
- Foliage : evergreen
- Height : less than 30cm
- Soil type : acidic, deep, humusy, peaty
- Site : streams or ponds banks, bogs, walls, rockery, fountain, rocks, banks, cool to moist, mixed borders
- Exposure : half shade, sun
- Shape : flat, ground cover
- Rhizome : creeping and branching
- Hardiness : down to -25°C (-13°F)