Woodpecker Ecology & Damage Management

Woodpeckers are attractive, interesting visitors to bird feeders and yards. In addition to adding beauty to the landscape, woodpeckers are an integral part of the ecosystem. Woodpeckers are primary cavity nesters, which means that they use their bills (and reinforced skull structure) to excavate holes into dead wood. Woodpeckers use the cavities they create for […]

Degree Day Calculation

Karen Delahaut, UW-Madison Fresh Market Vegetable Program Revised:  8/6/2012 Item number:  XHT1086 Indicator plants are not always suitable for the timing of pest management practices.  You may not have the critical indicator plant  nearby to time local activities, or there may not be a good indicator plant for a particular pest’s crucial life stage.  Another […]

Phenology

Karen Delahaut, UW-Madison Fresh Market Vegetable Program Revised:  5/17/2012 Item number:  XHT1085 The word phenology is derived from the Greek word phaino meaning “to show” or “to appear”.  Phenology is a branch of science that studies the relationships between periodic biological events—usually the life cycles of plants and animals—and environmental changes.  Natural events such as […]

Stinkhorns

Stinkhorns are mushrooms that are found from the tropics to more temperate regions such as Wisconsin. They can suddenly appear in mulch, lawns, and areas with bare soil. These visually-shocking fungi get their common name from their characteristic, unpleasant odor. Stinkhorns do not cause plant disease, and can actually be beneficial, as described in this factsheet.

Winter Burn

This publication covers winter burn, a common problem of evergreens including those with broad leaves (e.g., boxwood, holly, rhododendron), needles (e.g., fir, hemlock, pine, spruce, yew) and scale-like leaves (e.g., arborvitae, false cypress, juniper) grown in open, unprotected locations and exposed to severe winter conditions.

Woody Ornamentals Pest Management in Wisconsin

Author(s): Chris Williamson, P.J. Liesch, Jim Kerns, Roger Flashinski Woody Ornamentals Pest Management in Wisconsin is an indispensable resource for nursery growers. This completely revised publication identifies pests of trees and shrubs in the state plus the products available for their control. It also notes products that are registered for use by homeowners (56 pages; […]

Controlling Deer Damage in Wisconsin

Scott Craven, Scott Hygnstrom, Philip Peterson Revised:  1/24/2001 Item number:  G3083 Illustrates numerous methods for protecting crops and other property from deer. Offers designs for deer fences and other constructions, along with a list of repellents and scare devices (8 pages). Download Article

Choosing Trees and Shrubs Under Powerlines

Laura Jull, UW-Extension Revised:  11/2/2011 Item number:  MG&E website This website features small trees that can be planted underneath or near powerlines, in addition to larger shrubs that can be used for screening. The search data includes plants for sun, partial shade or shade, wet, moist or dry soil, plants with showy flowers, fruit or […]

Wood Mulch and Tree Health

Jane Cummings-Carlson and John Kyhl, Wisconsin Department of Natural Resources; Gina Foreman and Brian Hudelson, UW-Madison Plant Pathology Revised:  8/13/2012 Item number:  XHT1121 What are the benefits of wood mulch? Wood mulch is typically available as chipped wood, or shredded or chunked bark, and can contribute to tree health in many ways.  When high quality, […]

Bird’s Nest Fungi

Amy Gibbs* and Brian Hudelson, UW-Madison Plant Pathology Revised:  5/31/2005 Item number:  XHT1105 What are bird’s nest fungi?  Bird’s nest fungi are a group of organisms named for their resemblance to miniature bird’s nests.  These fungi can be found all over the world, growing and reproducing on decomposing organic matter.  In temperate regions, bird’s nest […]

Winter Salt Injury and Salt-tolerant Landscape Plants

Laura Jull, UW-Extension Revised:  8/13/2012 Item number:  A3877 This publication focuses on recognizing and preventing plant damage caused by deicing salts, evaluates the pros and cons of alternatives to rock salt, and provides an extensive list of salt-tolerant plants.   Download Article

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