Anthracnose Aphids Armillaria root rot Azalea leaf and flower gall beech scale Black knot Black spot on rose Black vine weevil Borers Botryosphaeria Burls Cankers Cottony scale Damaged roots Drought Dutch elm disease Eriophid mite damage

Euonymus scale Flower thrips (rose) Fungi at the base (Hen-of-the-woods) Green holly berries Gummosis Hemlock elongate scale Hemlock woolly adelgid Holly leaf miner Horticultural oil Insecticidal soap Iron deficiency Japanese beetle Juniper scale Lace bugs Leaf hopper, plant hopper Leafminer damage

Mealy bug Oak leaf galls Oak twig galls Phytophthora Pitch mass borer Powdery mildew Redheaded pine sawfly Rusts Shelf fungi (Northern tooth fungi) Slime flux Spruce spider mite Tulip tree scale Verticillium wilt Viruses Whitefly

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