The curled parts turn yellow with a pink tinge or become deep red. A whitish bloom covers the infected leaf surface. Eventually these leaves shrivel and fall. Severe infection results in heavy defoliation. Shoots become stunted and distorted with death of the terminal bud.
Fruit develop red irregular blistered areas giving the appearance of early ripening.
Control Spray during the late dormant period but before early budswell with a proprietary fungicide at the concentration recommended on the label. Spray every 7 to 10 days or if rainfall exceeds 15 mm between sprays. These sprays are also effective against shothole, rust and freckle. No Keep agitated - may separate on standing. Read label carefully.