23+ Azalea Leaf Fungus

The fungus pucciniastrum vaccinii produces leaf rust during damp weather. These spots quickly enlarge becoming soft and watery.

Carmarthenshire Fungi Strange Fungus On Rhododendron

Azalea leaf fungus

Affected leaves eventually turn brown and should be removed and destroyed. Petal blight this fungus only affects flowers and appears as pale or whitish spots on colored petals or rust colored spots on white petals. Spray undersides of the leaves with malathion dimethoate cygon or acephate orthene.

Powdery mildew more commonly attacks susceptible cultivars such as hinodegiri and some deciduous azaleas. This fungal disease caused by ovulinia azaleae. Azalea lacebug upper surface of leaves has a gray blanched or coarse stippled appearance.

Mildew galls and leaf spots affect azalea foliage. Ovulinia azalaea petal blight affects azalea plants during cool. Leaf galls are common on azalea plants but not harmful.

Twig blight caused by the. In many cases pruning away the diseased areas is the best course of action not. Azalea rhododendron diseases root crown rot.

The leaves become curled fleshy and pale green to white. The undersides of the leaves become discolored by excrement and cast skins. Leaf gall exobasidium vaccinii is a very common fungal disease in.

Real World Gardener Plant Doctor Treats Petal Blight