Problem

Publication

Botryosphaeria canker

Theodor D. Leininger, USDA Forest
Service, Bugwood.org
Canker
(Botryosphaeria)
Canker Sampling of Trees and Woody Ornamentals
Desication (wind burn)

Elizabeth Bush, Virginia Polytechnic
Institute and State University, Bugwood.org
Environmental
(Winter Drying)
Leaf Scorch and Winter Drying of Woody Plants
Lichen

Edward L. Barnard, Florida Department
of Agriculture and Consumer Services,
Bugwood.org
Parasitic
(Leaf Spot)
Algal Leaf Spot of Southern Magnolia
Powdery mildew

Dr Parthasarathy Seethapathy, Tamil
Nadu Agricultural University, Bugwood.org
Powdery Mildew
(Oidium)
Powdery Mildew
Verticillium wilts

USDA Forest Service - Northeastern
Area, USDA Forest Service, Bugwood.org
Wilt
(Verticillium)
Verticillium Wilt of Woody Plants
Yellow-poplar weevil

Chazz Hesselein, Alabama Cooperative
Extension System, Bugwood.org
Poplar
Weevil
Yellow-poplar Weevil
Magnolia scale

William Fountain, University of Kentucky,
Bugwood.org
ScaleMagnolia Scale