Avoid a Holiday Invasion!

Orange is okay, but give a yell for yellow! Native vine American bittersweet has orange seed capsules surrounding red berries in terminal clusters. Noxious invasive Oriental bittersweet has yellow seed capsules on berries along the length of the stem. Images: American bittersweet (LEFT) by Brett Whaley is licensed under CC BY-NC; Oriental bittersweet (RIGHT) by Esteve Conway is licensed under CC BY.   […]

Continue Reading

Webinar: Transitioning Black Ash Wetlands to an EAB Infested Future

Tuesday, October 17 from noon to 1:00pm Emerald ash borer is just now beginning to extend into the near mono-specific black ash (Fraxinus nigra) wetlands of the western Great Lakes region. Loss of ash from these forests may have profound changes on ecosystem structure and function. I discuss a project located on the Chippewa National Forest that is designed to […]

Continue Reading

Fall is a Good Time Check for Noxious Weeds and Invasive Species

Midwest residents may be seeing vines in area woodlands and field edges this fall with red berries and orange or yellow seed capsules. American bittersweet (Celastrus scandens) is native, and has orange seed capsules with the seed clusters near the tips of the branches. Oriental bittersweet (Celastrus orbiculatus) is invasive, and has yellow seed capsules with the seed clusters forming […]

Continue Reading

Fall control for EAB

The risk status for emerald ash borer was changed yesterday to low activity. This is a great time of year to inspect your ash trees and prune or remove any branches, stumps, or trees. Forest landowners who have a stewardship plan for their ash stands may be preparing for a harvest to reduce the percentage of ash on their property. […]

Continue Reading

Ecological Impact of White-tailed Deer on Our Forests

White-tailed deer are one of Minnesota’s most socially, economically and ecologically important critters. Their importance stems from their beauty, popularity as a prized big game animal, nutritious venison, useful hides, impressive antlers, and ability to create fun family hunting memories and boost revenue for local businesses and outdoor industries. However, deer also collide with vehicles, can damage gardens, crops and […]

Continue Reading

Spreading the news about a deadly invader

Do you ever feel hopeless when it comes to invasive species? Don’t despair—residents like you are making a difference! Minnesota has some of the most progressive and advanced systems in place to deal with invasives. We have well trained professionals, engaged volunteers, observant residents, smartphone apps, and call-in lines that allow for quick confirmation. An invasion of poison hemlock in […]

Continue Reading

Webinar: Ecological Forestry to Promote Healthy Forests

Tuesday, August 15, 2017, 12:00 – 1:00 p.m. Ecological forestry has many definitions but at the simplest it is balancing the need for the extraction of forest products and natural stand and disturbance dynamics. Increasingly foresters and natural resource managers have to balance multiple objectives when developing silvicultural prescriptions. Silvics, the knowledge of individual tree’s life history, growth, and behavior, is […]

Continue Reading

Help guide Extension programming by taking a short survey

A super cute deer looks out from a lush, green forest.

The University of Minnesota Extension Forestry and Wildlife programs are looking for participants to complete a survey to better understand what Minnesotans know and feel about deer in their community and woodlands. Your responses will help in developing an Extension program that will assess the impacts to forest vegetation by white-tailed deer in Minnesota. If you are interested in what […]

Continue Reading

Changing Ash Habitats and the Wildlife Impact

Fraxinus Fuss A little green bug has potential to cause quite a bother in Minnesota when it comes to our trees in the genus Fraxinus, or ash trees. This pest, the emerald ash borer (EAB), is an invasive insect from Asia. First discovered in Michigan in 2002, it has caused the death of millions of ash trees in the eastern […]

Continue Reading

Four-toed Salamander: Tougher than a Dinosaur

The four-toed salamander (Hemidactylium scutatum) is one of eight salamander species inhabiting Minnesota. It is unique in multiple ways. The first is the four toes on its hind feet. Most other Minnesota salamanders have five toes in back. All have four toes in front. It is 3-5 inches long, red-brown with dark flecks on its sides, has a bright white […]

Continue Reading