Diseases- Weeds- Insects & Other Problems-C114

Author(s) M. F. Heimann, P. J. Pellitteri, E. B. Smalley, R. P. Guries. Dutch elm disease is a fatal fungus disease attacking American elms. The f...

Author(s) R. C. Williamson, C. F. Koval. Skeletonizing of the leaves of roses, raspberries, grapes, fruit trees, and many other cultivated trees a...

Author(s) R. Chris Williamson. This fact sheet on the Japanese beetle, considered the single most important turf grass pest in the United States ...

Author(s) C. F. Koval, D. L. Mahr. Landscapers and nursery operators in Wisconsin long considered honeysuckle a low-maintenance plant. The arrival...

Author(s) K. A. Delahaut. The honeylocust has become an increasingly important street and landscape tree in Wisconsin. Finer textured and less for...

Author(s) R. Chris Williamson, Andrea Diss. Many insecticides are available to control gypsy moths; however, not all are created equal. Before you...

Author(s) R. Chris Williamson, Andrea Diss. Gypsy moth egg masses contain all the eggs a female moth produces. Each destroyed egg mass represents ...

Author(s) R. Chris Williamson. This fact sheet covers the highly destructive gypsy moth, detailing its life cycle, the destruction it causes, and ...

Author(s) G. L. Worf, J. S. Stewart. Russian olive (Elaeagnus angustifolia) is a small tree with beautiful, silver-gray foliage. The tree was once...

Author(s) M.F. Heimann, G.R. Stanosz, G.L. Worf. Mountain ash scab is not always a serious problem in Wisconsin, but in wet years it can reach nea...

Author(s) P. J. Pellitteri, D. L. Mahr. The maple petiole borer is an introduced species that has extended its range from the northeastern states ...

Author(s) P. J. Pellitteri, C. F. Koval, D. L. Mahr. Maple leaves frequently develop growths or swellings known as galls. These are caused by micr...