Cardinal Royal Mountain Ash
Sorbus aucuparia 'Michred'
SOR-bus
Trees: Shade Tree
Zone
3: -40° to -30°
Min. Temp
Frost Tolerant: 24°
Appearance
Summer Foliage
Green
Fall Foliage
Red
Flower Color
White
Blooming Time
Late Spring - Late Spring
Habit
Upright
Height
20–40 ft
Spread
20-30 ft
Form
Panicle
Characteristics
Type
Cultivar
Safety
Toxic to Dogs/Cats
Growth Rate
Moderate
Tolerance/Resistance
Cold Hardy
Attracts
Attracts Honeybees & Pollinators; Attracts Birds
Uses/Placement
Massed
Optimal Growing Conditions
Sun Exposure
Full Sun - Part Sun
Soil Texture
Loamy
Soil Drainage
Well-drained
Soil Moisture
Average to Moist
Soil PH
Slightly Acidic: 6.0-6.5
PH Tolerance
Prefers slightly acidic soil
Soil Amendment(s)
Compost
Fertilizer
Moderate Feeder
Fertilizer Formula
Balanced Fertilizer
Fertilizer Timing
Pre-Bloom
Micronutrients
Trace Minerals Beneficial
Care
Care Level
Low
Behavior and Propagation
Spreading
Moderate Spreader
Propagation Method
Self-fertile but benefits from cross-pollination
Propagation Licensing
Trademarked cultivar
Division Timing
Rarely Needs Division