The Minnesota Department of Agriculture has quarantined Carlton County after discovering infestations of an invasive ash-tree killing beetle across the southeastern portion of the county. Even though ...

DNA sequencing shows young trees are more likely to have gene variants that confer partial resistance to a fungus that has ...

Natural selection is acting upon thousands of locations within the ash tree DNA, driving the evolution of resistance as the ...

MADISON, Wis. (WSAW) - The Wisconsin DNR encourages property owners to watch for woodpecker damage to their ash trees this winter. If damage is found, property owners should make plans to take ...

There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 ...

The tree in winter has pitchfork-like looking limb tips and there could be long and narrow clustered winged seed or samaras. Ash has continuous bundle scars inside leaf scar looks like "smiley face".

Growing your own ash trees from seed isn't a short process, but with enough time and patience, ... Because of this, it's ...

Town officials said its subcontractor, Conserv-A-Tree, notified Wildwood Drive residents by letter around Jan. 3 of the infestation in about 25 ash trees along the street.

This native tree for cooler climates produces vibrant red–orange berries in late summer. There’s a lot to love about mountain ash, a delightful native tree that fits easily into urban and suburban ...

In 2009, an invasive tree pest was discovered on an ash tree in St. Paul. This past fall, 15 years later, the city cut down its last ash tree.. While St. Paul and other more populated cities have ...

The ash trees that need to be removed in the park died like the vast majority in the state ... The trees will removed during the winter after the campground closes for the season on Oct. 31.

Ash trees within 15 miles of a known infestation are considered at high risk of attack. ... “During the winter months, you can still find EAB in trees even though the leaves are off,” Kintner ...