Spotted Lanternfly
Spotted lanternfly (SLF) is an invasive planthopper native to Asia. Though not yet found in Wisconsin, SLF has potential for severe damage on a large plant host range. Learn what to watch for with this new pest.
Deciduous Trees & Shrubs
Trees and shrubs are the backbone of our landscapes. Properly placed and well-maintained landscape plants help conserve energy, provide shade, increase the property values, attract wildlife, offer privacy and help us create peaceful outdoor living environments. Many trees and shrubs also exhibit showy flowers, vibrant fall foliage colors, and edible fruits. Learn from our publications and fact sheets about selecting, planting and maintaining trees and shrubs in Wisconsin landscapes.
Featured Tree & Shrub Articles
Choosing the Right Landscape Plants: Factors to Consider
Plant selection is one of the most important decisions a gardener, landscaper or designer makes. Learn more about selecting plants in this publication.
Is My Ash Tree Worth Treating for Emerald Ash Borer?
When should I treat my ash tree for EAB? This factsheet addresses some of the most frequently asked questions regarding the treatment of ash trees for EAB, and the removal and disposal of infested trees.
If you’re unable to find the information you need, please submit your gardening question here:
Articles
Cucumber Mosaic
Cucumber mosaic is a viral disease that affects a wide range of fruits, vegetables, herbaceous and woody ornamentals, and weeds. This factsheet covers identification and ways to prevent this incurable disease.
Stinkhorns
Stinkhorns are mushrooms that can appear in mulch, lawns, and areas with bare soil. Stinkhorns do not cause plant disease, and can be beneficial, as described in this factsheet.
Forsythia, Forsythia spp.
As one of the first shrubs to flower, the showy yellow flowers of forsythia are the ultimate symbol of spring in many places. Learn more about forsythia in this article…
Rabbit Ecology and Damage Management
This publication describes the lives, habits, and habitat of the eastern cottontail rabbit and snowshoe hare, both natives of Wisconsin. Plant damage and management are described.
Oak Wilt Management—What Are the Options?
Oak Wilt fungal disease kills oaks throughout Wisconsin every year.
This publication focuses on the red oak group and tells how to prevent, identify, and control this disease.
Maple and Other Trees Disorder: Cottony Maple Scale
Cottony maple scale is an insect that can infest the twigs of maples and other shade trees with popcorn-sized cottony masses. This publication describes the symptoms, life cycle and management.
Deciduous Tree and Shrub Disorder: Skeletonizing by Rose Chafer
Skeletonizing of leaves of roses, raspberries, grapes and other plants may be caused by adult rose chafers. Learn to identify and manage rose chafer in this publication.
Root-Knot Nematode
Root-knot nematodes are small, soilborne, worm-like organisms that infect many agricultural and horticultural plants. This publication describes the symptoms, and management of root-knot nematodes in Wisconsin.
Foliar Nematodes
Foliar nematodes are microscopic worm-like organisms that live in and on leaves (and other above-ground plants parts). Learn what to look for and how to manage foliar nematodes in this factsheet.
May/June Beetles
May/June beetles or “Junebugs” are native insects common throughout Wisconsin often be seen near lights on early summer evenings. Learn about these large beetles and their larva in the soil in this factsheet.
Thousand Cankers Disease
Though not yet found in Wisconsin, Thousand Cankers disease (TCD) is a serious, potentially fatal disease of black walnut, a native tree. Learn what to watch for here.
