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Glade Fern

Diplazium pycnocarpon

Last reviewed: August 2026

Glade Fern (Diplazium pycnocarpon)
Photo: Daderot / Wikimedia Commons (CC0)

Toxicity unknown

Glade Fern (Diplazium pycnocarpon) 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

high

Size

12"–36" H × 12"–24" W

Bloom

N/A

Native to

AL, AR, CT, DE and 29 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 452 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Narrow-leaved glade fern is an elegant native fern with distinctive narrow, lance-shaped fronds that emerge in graceful arching clusters. This woodland species thrives in moist, shaded areas and creates attractive groundcover beneath trees and shrubs. The fronds die back completely in winter, leaving the area bare until spring emergence.

In an HOA neighborhood

Glade Fern 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.

  • Completely dormant in winter leaving bare spots
  • Requires consistently moist soil which may appear overwatered
  • Informal woodland appearance may seem unkempt to some HOAs

Wildlife value

While not directly supporting pollinators, this fern provides shelter and habitat for small woodland creatures and beneficial insects. The dense fronds offer cover for ground-dwelling wildlife and contribute to the forest floor ecosystem.

Common questions

How much sun does Glade Fern need?
Glade Fern grows best in part shade conditions.
Where is Glade Fern native?
Glade Fern (Diplazium pycnocarpon) is native to AL, AR, CT, DE and 29 more states, per the World Checklist of Vascular Plants (Kew).
Is Glade Fern HOA-friendly?
Glade Fern 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 World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

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

Planning a bed around it? Start a free plan with this plant

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