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Purple Cliffbrake

Pellaea atropurpurea

Last reviewed: August 2026

Purple Cliffbrake (Pellaea atropurpurea) is a perennial fern native to AL, AR, AZ, CA and 42 more states. It reads as an intentional, HOA-friendly planting in the right spot.

Purple Cliffbrake (Pellaea atropurpurea)
Photo: no rights reserved

Toxicity unknown

Purple Cliffbrake (Pellaea atropurpurea) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

part shade

Water

low

Size

6"–24" H × 6"–18" W

Bloom

N/A

Native to

AL, AR, AZ, CA and 42 more states

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 445 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Purple-stem cliffbrake is a compact native fern with blue-green fronds and distinctive purple-black stems. This drought-tolerant fern thrives in rocky, well-draining soils and maintains its attractive foliage year-round.

Growing Purple Cliffbrake

Grow Purple Cliffbrake in part shade and low water. Mature plants reach 6 to 24 inches tall and spread 6 to 18 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Purple Cliffbrake is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, street edge, mid zone.

Wildlife value

As a fern, it does not attract pollinators but provides shelter and nesting material for small wildlife and birds.

Common questions

How much sun does Purple Cliffbrake need?
Purple Cliffbrake grows best in part shade conditions.
Where is Purple Cliffbrake native?
Purple Cliffbrake (Pellaea atropurpurea) is native to AL, AR, AZ, CA and 42 more states, per the World Checklist of Vascular Plants (Kew).
Is Purple Cliffbrake HOA-friendly?
Purple Cliffbrake is generally an HOA-friendly choice in the right placement, with low maintenance.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Purple Cliffbrake? 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