Japanese Cornelian Dogwood Korean Cornelian Dogwood
Cornus officinalis
Cornaceae · broadleaf deciduous tree · introduced
Last updated
Plant Profile
Size & Form
Height
15-30 ft
Spread
15-25 ft
Growth Rate
Medium
Site Requirements
Light
Full Sun to Part Shade
Soil Drainage
Well Drained To Moist
Soil pH
acidic
Water
Moderate
Hardiness
Zones 5a–8b
Ornamental Interest
Bloom Time
March
Fall Color
Yellow, purple, red
Origin
Japan, China, and possibly Korea Similar to C
Watch for this season
Powdery MildewHigh
Active Conidial Spread
Oystershell scaleHigh
Crawler Emergence
Anthracnose (Shade Trees)Moderate
Active Infection & Secondary Spread
Armillaria Root RotModerate
Active Below-ground Growth
+ 2 more — see full disease and pest lists below
Diseases: Regionally Documented (7)
Discula destructiva (dogwood), Kabatiella and Discula spp... Anthracnose Multiple obligate biotrophic fungi (Erysiphales: Erysipha... Powdery Mildew Collar Rot Armillaria spp. — primarily A Armillaria Root Rot Symptom category — not a single disease Branch Canker Symptom category — not a single disease Leaf Spot Symptom category — not a single disease Root Rot
Pests: Regionally Documented (6)
Data Maturity Structured Multiple sources. Expert review underway.