Fungus: Botrytis cinerea also known as Bud Blight or Flower Blight or Grey (Gray) Mold, and also when the cane is affected: Cane Canker. The first symptom you will probably notice is a characteristic

Botrytis Blight will cause the leaves, stems, and new growth to turn black. The buds will cause the buds to turn black and not open. One way to identify botrytis noticing a gray fuzzy growth up and do

By Stephany Elsworth, eHow Contributor Botrytis blight, also called gray mold, is a common disease in many ornamental plants, including roses. The University of Illinois Extension estimates that bo

7 pictures of Botrytis blight on rose flowers Frequency5 (1 = rare 5 = annual) Severity1.5 (1 = very little damage 5 = plants killed) © 2012 University of Illinois Board of Trustees