Regal Red Fern
Athyrium niponicum
ATH-uh-ree-um nih-PON-ih-kum
Perennials: Fern
Japanese Painted Fern
Zone
3: -40° to -30°
Min. Temp
Hardy: 28°
This selected form of Japanese Painted Fern has arching triangular leaves of silver, with contrasting red stems in each leaflet. It forms a small mound that looks particularly good edging a woodland walkway, in shady borders or even in containers.
Appearance
Summer Foliage
Green
Fall Foliage
Red
Habit
Upright
Height
12–18 in
Spread
18–24 in
Form
Plume
Characteristics
Type
Cultivar
Safety
Non-toxic
Growth Rate
Slow
Tolerance/Resistance
Cold Hardy
Attracts
Doesn't Attract Beneficials
Uses/Placement
Woodland
Optimal Growing Conditions
Sun Exposure
Part Shade - Full Shade
Soil Texture
Loamy
Soil Drainage
Moderately well-drained
Soil Moisture
Average to Moist
Soil PH
Slightly Acidic: 6.0-6.5
PH Tolerance
Prefers slightly acidic soil
Soil Amendment(s)
Organic Matter Recommended
Fertilizer
Minimal Fertilizer Needed
Fertilizer Formula
Balanced Fertilizer
Fertilizer Timing
Early Spring
Micronutrients
Trace Minerals Beneficial
Care
Care Level
Moderate
Behavior and Propagation
Spreading
Slow Spreader
Propagation Method
Wind Pollinated
Propagation Licensing
Trademarked cultivar
Division Timing
Spring Division