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Willow scab
(Pullman, Washington : Washington State University. Extension., 1994)
Potato scab
(Pullman, Washington : Washington State University. Extension., 1984)
Pea wilt and pea root rots in the home garden
(Pullman, Washington : Washington State University. Extension., 1984)
Verticillum Wilt of Maples
(Pullman, Washington : Washington State University. Extension., 1997-10)
This disease is common on maples. It is caused by the fungus Verticillium albo-atrum. The symptoms may be stunted, wilted, or yellowed leaves and olive-green streaks in the wood. Cultural control, such as pruning, may help ...
Brown Rot of Stone Fruits
(Pullman, Washington : Washington State University. Extension., 1996-10)
This disease can destroy blossoms, fruit, and stems of peaches, plums, cherries, and apricots. It is caused by the fungi Monilinia fruiticola and M. laxa. Symptoms include brown rot cankers and mummified fruit. Control ...
Raspberry and Strawberry Root Rots in Home Gardens
(Pullman, Washington : Washington State University. Extension., 1992-02)
Root rot is common in home gardens. Here is an easy to follow discussion of symptoms, causes, and control methods. 2 pages.
Sooty Mold
(Pullman, Washington : Washington State University. Extension., 1994-10)
Aphids and other insects leave a sugary honeydew that favors development of this black sooty fungus coating. Seen in evergreen shrub leaves of rhododendron, laurel, camellia, as well as on Douglas-fir and other conifers. ...
Club Root of Cabbage and Other Crucifers
(Pullman, Washington : Washington State University. Extension., 1990-11)
Crucifer plants [cabbage, cauliflower, Brussels sprouts, broccoli, kohlrabi, kale, collard, Chinese cabbage, mustard and some turnips, rutabagas, and radishes] are susceptible to the fungus Plasmodiophora brassicae. Authors ...
Sycamore Anthracnose Leaf and Twig Blight
(Pullman, Washington : Washington State University. Extension., 1997-07)
This plant disease affects sycamore and plane trees. Leaves develop lesions and turn brown. The cause is Apiognomonia veneta, a fungus. Cultural control is recommended. Color photos. 2 pages.
Common Causes of Plant Damage and Suggestion for Plant Care
(Pullman, Washington : Washington State University. Extension., 1994-07)
Parasitic diseases caused by fungi, bacteria, viruses, or nematodes are responsible for only about one-third of all plant problems. The rest are caused by such factors as climate, planting location or procedures, and ...