Forest Pests of North America
Native and Non-native insects, diseases, and weeds of urban, managed, and natural forests

Hardwood - Walnut (Juglans)

20 records

Subject Scientific Name Order Family
emerald ash borer Agrilus planipennis Fairmaire, 1888 Coleoptera Buprestidae
fruittree leafroller Archips argyrospila (Walker) Lepidoptera Tortricidae
black rot fungus Botryosphaeria stevensii Shoemaker Incertae sedis Botryosphaeriaceae
flatheaded appletree borer Chrysobothris femorata (Olivier, 1790) Coleoptera Buprestidae
Cylindrocladium blight and root rot Cylindrocladium scoparium Morgan Hypocreales Nectriaceae
walnut caterpillar Datana integerrima Grote & Robinson Lepidoptera Notodontidae
saddlebacked looper Ectropis crepuscularia (Denis & Schiffermuller) Lepidoptera Geometridae
Fusarium damping-off Fusarium solani (Mart.) Sacc. Hypocreales Nectriaceae
artist's conk Ganoderma applanatum (Pers.) Pat. Polyporales Ganodermataceae
walnut anthracnose Gnomonia leptostyla (Fr.) Ces. & De Not. Diaporthales Gnomoniaceae
anthracnose Gnomonia spp. Ces. & De Not. Diaporthales Gnomoniaceae
fall webworm Hyphantria cunea (Drury, 1773) Lepidoptera Erebidae
hispidus canker Inonotus hispidus (Bolton) P. Karst. Hymenochaetales Hymenochaetaceae
sulfur shelf Laetiporus sulphureus (Bull.) Bondartsev & Singer Polyporales Fomitopsidaceae
spongy moth (formerly gypsy moth) Lymantria dispar (Linnaeus) Lepidoptera Erebidae
Neonectria canker Neonectria galligena Bres. Hypocreales Nectriaceae
stem decay of black walnut Phellinus weirianus (Bres.) R.L. Gilbertson Hymenochaetales Hymenochaetaceae
Phomopsis cankers and twig blights Phomopsis spp. (Sacc.) Bubák Diaporthales Diaporthaceae
May-June beetles Phyllophaga spp. Harris 1827 Coleoptera Scarabaeidae
Verticillium wilt Verticillium albo-atrum Reinke & Berthier Incertae sedis Plectosphaerellaceae