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Aleutian Maidenhair

Adiantum aleuticum

Last reviewed: June 2026

Aleutian Maidenhair is a delicate native fern found across western and northeastern North America. This graceful woodland species thrives in partial shade with consistent moisture.

Aleutian Maidenhair (Adiantum aleuticum)
Photo: (c) Alexander Wentworth, some rights reserved (CC BY), uploaded by Alexander Wentworth

Light

part shade

Water

medium

Size

6"–24" H × 6"–18" W

Bloom

N/A

Native to

AZ, CA, CO, ID and 13 more states

Western maidenhair fern is a delicate native fern with distinctive fan-shaped leaflets on thin, dark stems. It thrives in shaded, moist areas and provides elegant texture to woodland gardens. This evergreen fern maintains its graceful appearance year-round in protected locations.

Growing Aleutian Maidenhair

Grow Aleutian Maidenhair in part shade and medium water. Mature plants reach 6 to 24 inches tall and spread 6 to 18 inches wide. Expect moderate maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Aleutian Maidenhair takes more care to keep looking intentional in a front yard. Maintenance level: moderate. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Delicate appearance may look unkempt to traditional landscaping preferences
  • Requires specific moisture conditions that can be challenging to maintain
  • May die back in harsh winter conditions despite being evergreen

Wildlife value

As a fern, it does not attract pollinators but provides shelter and nesting material for small wildlife. The dense fronds offer cover for ground-dwelling insects and small creatures.

Common questions

Where does Aleutian Maidenhair naturally grow?
Aleutian Maidenhair is native to a wide range of states including Arizona, California, Colorado, Idaho, Maryland, Maine, Michigan, Montana, Nevada, Oregon, Pennsylvania, South Dakota, Utah, Vermont, Washington, West Virginia, and Wyoming.
What growing conditions does Aleutian Maidenhair prefer?
This fern prefers partial shade to full shade conditions with medium to high moisture levels. It cannot tolerate full sun or dry conditions.
Does Aleutian Maidenhair produce flowers?
No, Aleutian Maidenhair is a fern that reproduces through spores rather than flowers, so it does not have a blooming period.
Is Aleutian Maidenhair HOA-friendly?
Aleutian Maidenhair takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Aleutian Maidenhair? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

Not sure where to start? Take the 2-minute yard quiz