Vascular Wilts Lab Review
Verticillium Wilt
Leaf symptoms
Brown Felt Blight and Sooty Molds
Needle Diseases
Rhabdocline, Swiss Needle Cast and Didymascella
Needle Disease
Rhabdocline pseudotsugae - on Douglas-fir
Lesions on needles caused by Rhabdocline
Lophodermium, Hypodermella and Elytroderma
Needle Diseases
Mycosphaerella and Dothistroma
Needle Diseases
Brown spot - Mycosphaerella dearnessii
Longleaf pine in the grass stage infected with brown spot.
Needle Diseases
Rhizosphaera - on Spruce
Blue spruce with Rhizosphaera. Note older infected needles that are brown.
Symptoms and signs on white pine
Rusts
White Pine Blister Rust - Symptoms and Signs on White Pine