Hydrangea Hydrangea macrophylla Landscape Feature: summer blooms Foliage: decidious  Height: 3 to 6 feet  Width: 3 to 6 feet Light: partial shade  Water: high  Soil: rich, well drained  Range: Zones 6 to 9   Diseases of Hydrangea Common Insect Pests Aphids Scale Spidermites Common Diseases Anthracnose Armillaria Root Rot Botrytis Gray Mold Cercospora Leaf Spot Phytophthora Root Rot Powdery Mildew Common Disorders Failure to Bloom Iron Deficiency (Chlorosis) Lichens Winter Injury

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