Lawn & Garden

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) Geoffrey Siemering, Doug Soldat. Lead in garden soil can pose health risks to gardeners and to those who eat the garden produce. This p...

Author(s) K. A. Delahaut. In Wisconsin, the potato leafhopper (Empoasca fabae) is a serious annual pest of snap beans and potatoes. Damage caused ...

Author(s) Karen Delahaut, Walt Stevenson. Two distinctly separate diseases commonly known as scab can infect potatoes, significantly reducing tube...

Author(s) M. F. Heimann, G. R. Stanosz, G. L. Worf. These two, needle diseases can make Christmas trees unmarketable and can ruin the beauty of Sc...

Author(s) K. A. Delahaut. Onion thrips (Thrips tabaci) are an important annual pest of onion. They may attack nearly all garden crops, but serious...

Author(s) K. A. Delahaut. Onion maggots (Hylemya antiqua) are tiny maggots that feed below ground on onion bulbs, making tunnels in the bulbs and ...

Author(s) Karen Delahaut, Walt Stevenson. Three types of botrytis diseases affect onion crops. Botrytis leaf blight is a destructive disease cause...

Author(s) Karen Delahaut, Walt Stevenson. Bacterial decay, known as soft rot, is one of the most widespread and destructive storage diseases of on...

Author(s) Karen Delahaut, Walt Stevenson. Onion smut can be a serious disease of onions, leeks, and shallots. The disease is caused by the fungi U...

Author(s) Karen Delahaut, Walt Stevenson. Purple blotch causes onion leaves to become blighted and die prematurely. The result is reduced yields f...

Author(s) Karen Delahaut, Walt Stevenson. This disease, caused by the common soil fungus Fusarium oxysporum f. sp. cepae, can be found wherever on...

Author(s) Karen Delahaut, Walt Stevenson. Downy mildew is a destructive disease that can reduce yield and bulb quality of onions, garlic, leeks, s...

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) Patti Nagai. Above-ground gardening offers access and ease for community gardeners of all ages and abilities. This publication highligh...

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...

Author(s) Geoffrey Siemering, Doug Soldat. Lead in garden soil can pose health risks to gardeners and to those who eat the garden produce. This p...

Author(s) John C. Stier. Tips for establishing your turf to give your new lawn the best chance for success (8 pages; 2001). Download

Author(s) R. Chris Williamson, Samuel Soper, P. J. Liesch. This handy chart lists pesticides that are most effective against common greenhouse pes...

Author(s) K. A. Delahaut. Tomato and tobacco hornworms feed on tomatoes late in the season. This fact sheet details the insects' life cycle, the d...

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) D. J. Hagedorn. This guide provides essential scientific information and meaningful visual guidance regarding the most common diseases ...