Professional Guide to Emerald Ash Borer Insecticide Treatments

A variety of insecticide products and application methods are available to professionals for control of the emerald ash borer (EAB).  Since the presence and infestation level of EAB is quite difficult to determine at early stages of an infestation, insecticide treatments may be merited to mitigate damage by EAB.  However, not all ash trees should be treated as some may be too extensively compromised or in poor condition to receive treatment.

Protecting Your Tree From Emerald Ash Borer

R. Chris Williamson, UW Turf and Ornamental Specialist, UW-Extension and P.J. Liesch, Associate Researcher, UW-Madison Revised:  7/13/2012 The Emerald Ash Borer (EAB) is an invasive insect that is killing off Wisconsin’s ash trees. EAB was first discovered in Wisconsin in 2008 and has been slowly spreading ever since. In this short video, UW-Madison entomologists Chris […]

Drought and Watering of Ornamental Plants

Laura Jull, Woody Ornamental Specialist, UW-Extension, UW-Madison Revised:  7/13/2012 Many of our established woody ornamentals can survive periods of prolonged drought. In response to drought conditions, some of our woody ornamentals, both native and exotic, can start the annual fall leaf defoliation a bit early during prolonged drought conditions.  Leaves can also turn brown and […]

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

Chipmunk and Ground Squirrel Ecology and Damage Management

Author(s): David Drake, Carolin Tappe, Ryan Klausch, Jason Suckow In the 11th publication of the Living with Wildlife series, authors describe the life, habits, and habitat of chipmunks and ground squirrels as well as nonlethal and lethal ways of mitigating the damage they cause (4 pages; 2013). 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 […]

Invasive Exotic Shrub Honeysuckles

Includes history, distribution, habitat, similar species, threats, identification and impact, of the shrub honeysuckles that are invasive in the Midwest. Photos and discussion of control strategies are also included.

Mulches for Home Gardens and Plantings

Boost your garden’s production with mulches. This publication shows when to use organic mulches, like bark or leaves, and synthetic mulches, like plastic sheets, and teaches how to apply them.

Honeylocust Disorder: Canker Diseases in Wisconsin

G.L. Worf, M.F. Heimann Revised:  8/13/2012 Item number:  A3281 The honeylocust has become an increasingly important street and landscape tree in Wisconsin. Finer textured and less formal than most other trees, the honeylocust forms a pleasing silhouette against large buildings or the open sky. In addition, lawns grow better under honeylocust than under most shade […]

Lilacs for Cold Climates

Laura G. Jull Revised:  8/13/2012 Item number:  A3825 If you’re thinking about planting lilacs, here’s some timely help! UW-Extension’s Lilacs for Cold Climates describes the best of the top-rated cold-weather cultivars. These are the gems that will survive when winter temperatures tumble below zero. Every page dazzles with bouquets of blooms. Lilacs for Cold Climates […]

Nectria Canker

Ann Joy and Brian Hudelson, UW-Madison Plant Pathology Revised:  8/13/2012 Item number:  XHT1094 What is Nectria canker?  Nectria canker is a common and potentially lethal disease that affects many species of trees and shrubs.  This disease can cause significant damage on newly planted, as well as on established, trees and shrubs that are under stress. […]

Swiss Needle Cast

Ann Joy and Brian Hudelson, UW-Madison Plant Pathology Revised:  8/13/2012 Item number:  XHT1148 What is Swiss needle cast?  Swiss needle cast is a fungal disease of Douglas-fir.  This tree is native to the Rocky Mountains and the Pacific Coast, but has traditionally been grown in Wisconsin as a landscape ornamental and as a Christmas tree.  […]

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