A diseased heritage oak tree spared the chain saw in May so Sonoma County personnel and tree experts could re-evaluate its status came down Monday as opponents of its removal stood by to bear witness.

Researchers with the University of Minnesota have discovered a tree-killing pathogen in the state for the first time.

Researchers at the Minnesota Invasive Terrestrial Plants and Pests Center identified the pathogen, Phytophthora ramorum, ...

Waiting until the leaves drop in fall is a rule of thumb for pruning shade trees, mainly because you can see bare limbs better, and the job is less “messy” without leaves attached to the cut branches.

The U of M revealed Tuesday that the sudden oak death pathogen was detected for the first time in Minnesota back in July at a Hennepin County nursery. Two months later, the Minnesota Department of ...

Michigan, there have been multiple confirmed reports of oak wilt in Isabella, Clare, and Gratiot counties. Even more cases ...

Lakeland staff have closed down a city park starting Monday to allow for removal and cleanup of a potential hazard. Fletcher Park's playground was closed Monday for the city to remove two declining ...

Oak trees sent to the University of Connecticut that originated in a Maryland nursery appeared to have been infected with oak wilt, but the trees were destroyed before the disease could be positively ...

A silent killer is taking its' toll on Oregon forests. In a follow up to The Pilot’s previous coverage, the South Coast continues to see the spread of Sudden Oak Death this year. So far, more than 40 ...

NORTHERN MICHIGAN (WPBN/WGTU) -- Some lawn maintenance is recommended now that the leaves have fallen. Experts explained why this is the best time of year to prune your trees to avoid a deadly tree ...

ANN ARBOR, MI — A systemic, lethal, oak tree disease has hit Ann Arbor’s Bird Hills Nature Area. Oak wilt, as it’s called, is caused by a fungus that so far has affected a cluster of red oak trees in ...

Texas forest officials are trying to stop residents from pruning their trees in the new year to guard against a deadly tree disease known as oak wilt. Winter is typically the best time to trim trees, ...