Armillaria ostoyae
(Armillaria Root Disease)Didymascella thujina
(Cedar Leaf Blight)Didymosporium arbuticola
(Leaf Spot of Arbutus)Discula destructiva
(Dogwood Anthracnose)Hypodermella laricis
(Larch Needle Blight)Linospora tetraspora
(Other Broadleaf Foliar Diseases)Marssonina populi
(Marssonina Blight)Meria laricis
(Larch Needle Cast )Mycosphaerella pini
(Dothistroma Needle Blight )Rhabdocline pseudotsugae
(Douglas-fir Needle Blight)