Care for your woods

DNR Tree And Shrub Seedling Sales To Begin Oct. 6

Posted on by janness

The Wisconsin Department of Natural Resources (DNR) is accepting seedling orders from Wisconsin landowners for trees and shrubs to be planted in spring 2026, starting Oct. 6, 2025.

Wisconsin forest nurseries have provided high-quality, native tree seedlings, appropriate for planting throughout Wisconsin, for over 100 years. Seedlings grown at the state nurseries are used for reforestation and conservation plantings on private, industrial, tribal and public lands. Continue reading “DNR Tree And Shrub Seedling Sales To Begin Oct. 6” →

Upcoming Trainings

Posted on by janness

a group of people outside facing an instructor*These training opportunities are provided as an information service only and do not constitute an endorsement from the Wisconsin Department of Natural Resources (DNR).

See below for information on training topics and events, including tree management and planning, urban tree diversity, root pruning, invasive species, urban wood, evergreen diseases, EHAP, the TRAQ program and fall foliage. Continue reading “Upcoming Trainings” →

Autumn Is A Great Time To Treat Invasive Plants

Posted on by akabelowsky

By Wisconsin DNR

Photo of rosettes on a garlic mustard plant. / Photo Credit: Wisconsin DNR

Rosettes on a garlic mustard plant. / Photo Credit: Wisconsin DNR

As temperatures begin to fall the leaves of many plants and trees have begun to change color. Some trees in the northern part of the state have already started to drop their leaves.

The Wisconsin Department of Natural Resources (DNR) reminds the public that fall is more than a great time to enjoy the changing hues in the woods. It also presents a good opportunity to spot the invasive plants persisting among the native plants and trees.

Continue reading “Autumn Is A Great Time To Treat Invasive Plants” →

Upcoming Urban Forestry Grant Deadlines

Posted on by janness

Reminder:  2026 DNR Urban Forestry Grant Applications Due Oct. 1, 2025

Cities, villages, towns, counties, tribes and 501(c)(3) nonprofit organizations in or conducting their project in Wisconsin are encouraged to apply for a regular or startup 2026 Wisconsin Department of Natural Resources (DNR) Urban Forestry Grant.

The grants range from $1,000 to $25,000, and grant recipients must match each grant dollar for dollar. A startup grant of up to $5,000 is available for communities that want to start or restart a community forestry program. Grants are awarded to projects that align with state and national goals for increasing the urban forest canopy and the benefits it provides. These grants do not subsidize routine forestry activities. In total, $559,680 is currently available in regular and startup grant funding for 2026.

Continue reading “Upcoming Urban Forestry Grant Deadlines” →

Upcoming Trainings

Posted on by janness

*These training opportunities are provided as an information service only and do not constitute an endorsement from the Wisconsin Department of Natural Resources (DNR).

See below for information on training topics and events, including utilizing urban wood, leadership in urban forestry, retaining mature trees, the Women’s Rec & Safety Climb, the WAA Fall Seminar, electrical hazards, climate change, tree pathology and diseases and urban forestry public awareness materials.

Continue reading “Upcoming Trainings” →

Oak Leaf Issues That Are Not Oak Wilt

Posted on by akabelowsky
Closeup photo showing oak wilt leaf symptoms on a red oak leaf. Leaves often show browning on the outer portions of the leaf while the base of the leaf will still have some normal green color.

Oak wilt leaf symptoms on a red oak leaf often show browning on the outer portions of the leaf while the base of the leaf will still have some normal green color. / Photo Credit: Wisconsin DNR

By Linda Williams, DNR Forest Health specialist, Woodruff
Linda.Williams@wisconsin.gov or 920-360-0665

Oak wilt symptoms are active right now, but so are several other oak issues that may be mistaken for oak wilt.

Issues including Tubakia leaf spot, mite damage and leaf scorch are all causing problems in northern Wisconsin and may be mistaken for oak wilt.

Continue reading “Oak Leaf Issues That Are Not Oak Wilt” →

Which Witches’ Broom Is It?

Posted on by akabelowsky

Witches’ broom on serviceberry. The leaves of this infected shrub are dying because of prolific spore production on their undersides. / Photo Credit: Wisconsin DNR

By Tim Shively, DNR Forest Health Specialist, Eau Claire
Tim.Shively@wisconsin.gov or 608-772-6974

Witches’ broom is a term that describes a disease of many different plants. It’s a distinctive, abnormal growth typically caused by a pathogen — though in some cases it can result from insect feeding.

The namesake symptom appears as abnormally dense clusters of stunted shoots, branches, and foliage that strongly resemble a witch’s broom from storybooks and folklore. In Wisconsin, this is not often a critical forest health concern that merits management action, but Wisconsin Department of Natural Resources Forest Health staff recently observed widespread incidence of two particular witches’ broom diseases.

Continue reading “Which Witches’ Broom Is It?” →

Networking At Riveredge Nature Center

Posted on by janness

By Olivia Witthun, DNR Urban Forestry Coordinator; Olivia.Witthun@wisconsin.gov or 414-750-8744

Tree managers met at Riveredge Nature Center (RNC) for a networking meeting/field tour at the end of July. RNC is located in Saukville, ground zero for Emerald Ash Borer (EAB) in Wisconsin, which was discovered in 2008.

The indoor portion of the meeting consisted of updates from DNR Urban Forestry and Forest Health staff.  There was also time for open sharing amongst attendees and an overview by Matt Smith (RNC) about what we’d be seeing in the field. Continue reading “Networking At Riveredge Nature Center” →

Upcoming Trainings

Posted on by janness

*These training opportunities are provided as an information service only and do not constitute an endorsement from the Wisconsin Department of Natural Resources (DNR).

See below for information on training topics, including Z133 updates, urban tree lifespan, maintaining urban trees on private lands, conferences and watering. Continue reading “Upcoming Trainings” →