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Alpine Water Fern

Blechnum Penna-Marina

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Overview

The Alpine Water Fern, or Blechnum penna-marina, is an evergreen ground cover fern reaching up to 6 inches in height and spreading up to 12 inches. Ideal for zone 7-9, it thrives in partial to full shade with moist, well-drained soil. Its leathery, dark green fronds create a lush carpet, excellent for underplanting in woodland settings. Hardy and low-maintenance, offering year-round visual interest.

Sun Deep Shade, Half, ShadeWater MediumZones 7–10Type Fern, Ground cover
Alpine Water Fern (Blechnum Penna-Marina) — fern / ground cover for deep shade or half or shade; it is generally pest and disease-resistant

Culture

Sun
Deep Shade, Half, Shade
Water
Medium
USDA zones
7–10

Shape & size

Mature width
3–5 Ft.

Classification

Type
Fern, Ground cover
Family
Polypodiaceae

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Photos (78)

Alpine Water Fern (Blechnum Penna-Marina) — Hardy and low-maintenance, offering year-round visual interest; making it an excellent ground cover, image 52
Alpine Water Fern (Blechnum Penna-Marina) — is an evergreen ground cover fern reaching up to 6 inches in height and spreading up to 12 inches; hardy and
Alpine Water Fern (Blechnum Penna-Marina) — <br><br>Growing to a mature height of approximately 4 to 6 inches with a spread of up to 18 inches, image 55
Alpine Water Fern (Blechnum Penna-Marina) — the Alpine Water Fern forms neat; scientifically named Blechnum penna-marina, image 40
Alpine Water Fern (Blechnum Penna-Marina) — While it prefers partial to full shade, it is remarkably adaptable and can tolerate brief periods of, image 44
Alpine Water Fern (Blechnum Penna-Marina) — It is generally pest and disease-resistant; the Alpine Water Fern forms neat, image 45
Alpine Water Fern (Blechnum Penna-Marina) — scientifically named Blechnum penna-marina; fern / ground cover for deep shade or half or shade, image 53
Alpine Water Fern (Blechnum Penna-Marina) — shade-intensive landscape design; compact fern ideal for landscape designs that aim to incorporate, image 47
Alpine Water Fern (Blechnum Penna-Marina) — fern / ground cover for deep shade or half or shade
Alpine Water Fern (Blechnum Penna-Marina) — Hardy and low-maintenance, offering year-round visual interest; making it an excellent ground cover, image 36
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Blechnum Penna-Marina
Photographs by 7 contributors

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