Trees

Author(s) Laura G. Jull. Properly placed and maintained landscape plants can increase the value of real estate. However, poor plant choices can b...

Author(s) Dan A. Wilson, Thomas J. Wilson, Wayne G. Tlusty. This publication explores landscape planning: putting the plan on paper; selecting, p...

Author(s) Laura G. Jull. If deer visit your property, you've likely already experienced the frustration of having landscape plants destroyed overn...

Author(s) M. F. Heimann, G. R. Stanosz Rhizosphaera needle cast occurs throughout the state of Wisconsin but infects only certain conifer species....

Author(s) Laura G. Jull. When selecting plants for landscaping, consider choosing ones that offer showy fall foliage. This beautifully illustrate...

Author(s) M. F. Heimann, P. J. Pellitteri. Despite their name, evergreen needles do not stay green forever. Older, inner needles discolor and drop...

Author(s) M. F. Heimann, G. R. Stanosz Sphaeropsis shoot blight and canker, formerly known as Diplodia, is a serious disease of many pine species ...

Author(s) M. F. Heimann, G. L. Worf, R. F. Patton. Dothistroma needle blight causes needle spots, discoloration, and substantial needle loss in he...

Author(s) M.F. Heimann, G.R. Stanosz In Wisconsin, Cytospora canker is especially damaging to Colorado blue spruce, but it also affects Norway spr...

Author(s) Lowell Klessig. Woodland owners prize their property for its wildlife habitat and natural beauty as much as for its timber value. Woodl...

Author(s) K. A. Delahaut, G. L. Worf, E. R. Hasselkus. In Wisconsin, scab is the most common ornamental-crabapple disease and is also the most imp...

Author(s) M. F. Heimann, G. L. Worf, J. E. Kuntz, M. J. Drilias. Research has demonstrated that many Wisconsin sugar maples are declining because ...

Author(s) P. J. Pellitteri, D. L. Mahr, D. J. Hall. Early season defoliation of pines in southern Wisconsin may be attributed to European pine saw...

Author(s) Jane Cummings Carlson, A. Jeff Martin, Kyoko Scanlon Thousands of oaks in woodland and urban settings die every year from oak wilt, a fu...

Author(s) William Klase, Kris Tiles. Which trees yield the best firewood? What are the steps in properly harvesting trees? How about splitting an...

Author(s) Chris Williamson, P. J. Liesch, Jim Kerns, Roger Flashinski. Woody Ornamentals Pest Management in Wisconsin is an indispensable resource...

Author(s) E. R. Hasselkus, E. E. Schulte. Explains what fertilizer you should use and how you should apply it to your deciduous trees, evergreens,...

Author(s) William Klase, Thomas W. Steele. Successful woodland management involves a partnership between landowner, forester, and logger. By under...

Author(s) K. A. Delahaut. In Wisconsin, the euonymus caterpillar Yponomeuta cagnagella damages the spindletree euonymus, the winged euonymus (also...

Author(s) C. F. Koval, S. W. Binnie. The eastern tent caterpillar is native to North America, and records of its existence go back as far as 1646....

Author(s) P. J. Pellitteri, D. L. Mahr, D. J. Hall. Severe, early season defoliation of several hardwood species may be caused by spring or fall c...

Author(s) P. J. Pellitteri. Birch leafminers are insects that can destroy the leaves of all ornamental birch varieties grown in Wisconsin. Europea...

Author(s) R. C. Williamson, P. J. Pellitteri. The bronze birch borer is a serious pest of birch trees in the Midwest. It can severely injure or ki...

Author(s) P. J. Pellitteri, C. F. Koval A small insect called the ash plant bug attacks ash trees in June and July, causing thin, discolored, spot...

Author(s) Stan Binnie. Home construction can easily damage or even kill prized and valuable landscape trees. Learn the simple steps of safely prot...

Author(s) M. F. Heimann, G. L. Worf. Physical damage to the trunk—caused by sunscald or even lawn mower damage—opens the way for a fungal infectio...

Author(s) M.F. Heimann, G.L. Worf. Fire blight sometimes causes dramatic and serious damage, blackening leaves and either the vegetative shoots or...

Author(s) C. F. Koval, D. L. Mahr, P. J. Pellitteri. Cottony maple scale is an insect that can infest the twigs of maples and other shade trees wi...

Author(s) C. A. Johnson, R. C. Williamson. The linden borer (Saperda vestita Say) is a native insect found throughout northeastern North America t...

Author(s) G. L. Worf, M. F. Heimann. The honeylocust has become an increasingly important street and landscape tree in Wisconsin. Finer textured a...

Author(s) R. Chris Williamson, Andrea Diss. The gypsy moth caterpillar has a distinctively bristly body, with five pairs of blue warts followed by...

Author(s) R. C. Williamson, P. J. Pellitteri. Tiny aphid-like insects frequently cause unusual swellings called galls at or near the ends of spruc...

Author(s) M. F. Heimann, G. L. Worf, P. J. Pellitteri. Sooty mold can be found on virtually any plant in the state. Nearly all shade trees and eve...

Author(s) Anna Haines, Lynn Markham, Dan McFarlane, Eric Olson, Rebecca Roberts, Linda Stoll. Forests have played a large role in the physical and...

Author(s) Michael A. Bozek Remarkably, after a tree falls in the lake, it might last another 300 to 600 years in the water. Fish use submerged tree...