North America Native Plant

Scaled Cloak Fern

Botanical name: Notholaena aschenborniana

USDA symbol: NOAS

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Cheilanthes aschenborniana (Klotzsch) Mett. (CHAS4)   

Scaled Cloak Fern: A Drought-Tolerant Native for Desert Gardens Meet the scaled cloak fern (Notholaena aschenborniana), a charming little native that’s breaking all the fern rules. While most ferns demand moisture and shade, this southwestern beauty thrives in dry, sunny spots where other ferns would simply give up. If you’re ...

Scaled Cloak Fern: A Drought-Tolerant Native for Desert Gardens

Meet the scaled cloak fern (Notholaena aschenborniana), a charming little native that’s breaking all the fern rules. While most ferns demand moisture and shade, this southwestern beauty thrives in dry, sunny spots where other ferns would simply give up. If you’re looking to add some delicate texture to your desert landscape or rock garden, this might just be your new best friend.

What Makes Scaled Cloak Fern Special?

This perennial fern gets its name from the silvery scales that cover its fronds, giving them a distinctive cloaked appearance. Don’t let its delicate looks fool you – this little survivor is perfectly adapted to harsh southwestern conditions. You might also see it listed under its synonym, Cheilanthes aschenborniana, in older gardening references.

Where Does It Call Home?

Scaled cloak fern is native to the lower 48 states, specifically thriving in Arizona and Texas. This makes it a fantastic choice for gardeners in these regions who want to support local ecosystems while creating beautiful, water-wise landscapes.

Why Consider Scaled Cloak Fern for Your Garden?

Here’s what makes this native fern worth considering:

  • Water-wise wonder: Unlike most ferns, it actually prefers dry conditions once established
  • Native credentials: Supports local wildlife and fits naturally into southwestern ecosystems
  • Unique texture: Adds delicate, silvery foliage to contrast with bolder desert plants
  • Low maintenance: Perfect for gardeners who want beauty without constant care
  • Rock garden star: Thrives in the challenging conditions that make other plants struggle

Perfect Garden Settings

Scaled cloak fern shines in specialized garden settings where its drought tolerance becomes a superpower:

  • Desert and xeriscape gardens
  • Rock gardens and rocky slopes
  • Native plant gardens
  • Water-wise landscapes
  • Naturalized areas with sandy or rocky soils

Growing Conditions That Make It Happy

Success with scaled cloak fern comes down to remembering it’s not your typical moisture-loving fern. Here’s what it needs:

  • Sunlight: Partial shade to full sun (yes, really!)
  • Soil: Well-draining, rocky or sandy soil is essential
  • Water: Minimal once established – overwatering is its biggest enemy
  • Climate: Best in USDA zones 8-10

Planting and Care Tips

Getting your scaled cloak fern off to a good start is surprisingly straightforward:

  • Plant placement: Choose a spot with excellent drainage – soggy soil will kill it quickly
  • Soil prep: Amend heavy soils with sand or small rocks to improve drainage
  • Watering: Water lightly during establishment, then back off significantly
  • Maintenance: Remove any dead fronds, but otherwise leave it alone
  • Winter care: In borderline zones, protect from excessive winter moisture

What About Wildlife Benefits?

While ferns don’t produce the flashy flowers that attract pollinators, they still play important roles in native ecosystems. Scaled cloak fern provides shelter for small creatures and contributes to the overall biodiversity that makes desert landscapes thrive.

The Bottom Line

Scaled cloak fern is perfect for gardeners who want something different – a fern that laughs in the face of drought and adds unique texture to challenging garden spots. If you’re gardening in Arizona or Texas and looking for native plants that actually prefer your dry, sunny conditions, this little survivor deserves a spot on your wish list. Just remember: when it comes to water, less is definitely more with this desert dweller.

Scaled Cloak Fern

Classification

Group

Fern

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision
Division

Pteridophyta - Ferns

Subdivision
Class

Filicopsida

Subclass
Order

Polypodiales

Family

Pteridaceae E.D.M. Kirchn. - Maidenhair Fern family

Genus

Notholaena R. Br. - cloak fern

Species

Notholaena aschenborniana Klotzsch - scaled cloak fern

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA