Flowers are deformed with pale green or yellow petal and are covered in white mycelium and spores. The secondary mildew may have lesions that appear as chlorotic spots on the upper leaf surface. Symptoms of the secondary mildew also included distorted leaves and premature falling of leaves.
Flowers exhibit abnormal development with pale green or yellow petals, and are enveloped in white mycelium and spores. The secondary mildew may produce lesions resembling chlorotic spots on the upper leaf surface, leading to warped leaves and early defoliation.