Bring rich woodland texture and year-round greenery to your shade garden with Polystichum braunii, commonly known as the Prickly Shield Fern or Braun’s Holly Fern. This elegant semi-evergreen fern forms dense, upright clumps of glossy dark green fronds, creating a lush architectural accent in woodland gardens, shaded borders, containers, and naturalized landscapes.

Native to cool, moist forests across North America, Europe, and Asia, this hardy fern thrives in shaded environments and offers exceptional cold tolerance and low-maintenance beauty.

Why Gardeners Love Prickly Shield Fern

• Elegant arching evergreen foliage
• Dense, upright woodland habit
• Perfect for shade gardens and under trees
• Deer resistant and easy to maintain
• Cold hardy fern for northern gardens
• Great for containers and woodland borders
• Thrives in moist, humus-rich soil

Plant Details

• Botanical Name: Polystichum braunii
• Common Names: Prickly Shield Fern, Braun’s Holly Fern
• Plant Type: Semi-Evergreen Perennial Fern
• Foliage Color: Deep Glossy Green
• Mature Height: 24–36 inches
• Mature Spread: 24–36 inches
• Growth Habit: Upright, arching, clump-forming
• Light Requirements: Partial Shade to Full Shade
• Water Needs: Moderate
• Soil Needs: Moist, rich, well-drained soil
• Hardiness Zones: 3–8
• Characteristics: Deer resistant, shade loving, low maintenance, architectural foliage

Perfect Garden Uses

Woodland gardens
Shade borders
Understory plantings
Fern collections
Moist shaded slopes
Rain gardens
Container gardens
Naturalized landscapes

Companion Plants

Pairs beautifully with:

• Hosta
• Heuchera
• Epimedium
• Carex
• Trillium
• Astilbe
• Brunnera

These companions create a layered woodland garden full of texture and seasonal interest.

Care Tips

• Plant in moist, humus-rich, well-draining soil
• Prefers partial to full shade
• Keep evenly moist, especially during hot weather
• Mulch annually to conserve moisture
• Remove damaged fronds in late winter or early spring
• Avoid prolonged dry conditions for best appearance