Siebold Magnolia
Magnolia sieboldii
Magnoliaceae · broadleaf deciduous shrub · introduced
Last updated
Plant Profile
Size & Form
Height
10–20 ft
Spread
13-26 ft
Growth Rate
Slow
Site Requirements
Light
Part Shade
Soil Drainage
Well Drained To Moist
Soil pH
adaptable (acidic to alkaline)
Water
Moderate
Drought Tolerance
Moderate
Hardiness
Zones 5–6
Ornamental Interest
Bloom Time
May to July
Fall Color
Yes
Origin
southern China, Manchuria, Japan and Korea
Watch for this season
Powdery MildewHigh
Active Conidial Spread
Root Colonization Period
Diseases: Regionally Documented (5)
Data Maturity Baseline Extension data. Expert review underway.