What’s Hot HL Issue 18

Off color green and white specks on bald cypress indicate bald cypress rust mites. Photo provided by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware

Close-up of a rust mite on Canada thistle. Photo provided by: Eric Erbe, USDA Agricultural Research Service, Bugwood.org

Locust leafminer damage. Photo provided by: John A. Weidhass, Virginia Polytechnic Institute and State University, Bugwood.org

Another view of locust leafminer damage. Photo provided by: Chris Evans, River to River CWMA, Bugwood.org

Locust leafminer life stages (egg, larva, pupa, adult [left to right]). Photo provided by: Bruce W. Kauffman, Tennessee Department of Agriculture, Bugwood.org

Peony leaf blotch. Photo found at: http://www.plantpath.iastate.edu/pdc/node/137

Disease Hotline Issue 14

Buddleia leaf infested with foliar nematode. Photo provided by: Brian Kunkel, Ornamentals IPM Specialist, University of Delaware

Peony leaf blotch. Photo provided by:

Jody Fetzer, New York Botanical Garden, Bugwood.org

Alfalfa mosaic virus. Photo provided by:

Howard F. Schwartz, Colorado State University, Bugwood.org

Fire blight. Photo provided by: William Jacobi, Colorado State University, Bugwood.org

Disease Hotline Issue 18

Puffball. Photo provided by: Nancy Gregory, Plant diagnostician, University of Delaware.

Peony blotch on tree peony leaves.

Hollyhock rust. Image found at the following website: http://www.plantpath.iastate.edu/pdc/node/142

Powdery mildew. Photo provided by: Mike Schomaker, Colorado State Forest Service, Bugwood.org

Giant puffball. Photo provided by: Joseph LaForest, University of Georgia, Bugwood.org

Bacterial leaf scorch distant view. Photo provided by: Edward L. Barnard, Florida Department of Agriculture and Consumer Services, Bugwood.org

Bacterial leaf scorch. Photo provided by: Theodor D. Leininger, USDA Forest Service, Bugwood.org

Daylily leaf streak. Image found at http://hyg.aces.uiuc.edu/secure/subscribers/200611b.html.