Japanese Cornelian Dogwood Korean Cornelian Dogwood
Cornus officinalis
Cornaceae · broadleaf · introduced
Quick Facts
Light
Full Sun to Part Shade
Hardiness
Zone Zones 5a–8b
Bloom Time
March
Origin
Japan, China, and possibly Korea Similar to C
Diseases (9)
Various species including Colletotrichum acutatum, C Anthracnose
Podosphaera aphanis var. aphanis Powdery Mildew
Sphaerulina azaleae (formerly Septoria azaleae) Leaf Scorch And Leaf Roll
Phytophthora cactorum Collar Rot
Armillaria ostoyae Armillaria Root Rot
Various fungi (Phoma spp., Phomopsis spp., Cytospora spp.... Branch Canker
abiotic (drought, heat stress) or bacterial (Xylella fast... Leaf Scorch
Various fungi (Phyllosticta spp., Septoria spp., Cercospo... Leaf Spot
Phytophthora rubi Root Rot