Oak trees are a vital part of both urban neighborhoods and natural ecosystems. Experts issue warning as hidden pathogen ...

Agriculture officials in Marin County are alerting property owners and arborists to be on the lookout for a tiny invasive ...

black oak and tan oak trees by the thousands despite the frantic attempts of foresters and scientists to stop it. The fungus is of the genus Phytophthora, the same kind of organism that caused the ...

PITTSBURGH — An invasive fungus is wreaking havoc on local oak trees. Oak wilt disease is fast-moving, killing some trees in less than a year. Local experts showed Channel 11′s Lisa Sylvester ...

JACKSON, Miss. (WJTV) – Officials with the Mississippi Forestry Commission (MFC) said oak trees in Central Mississippi are being threatened. According to the MFC, there has been a significant ...

That can eventually lead to acres worth of tree death and a fungus that can persist underground for up to five years even after an oak has died. A third possible method of disease spread is moving ...

and post oak. Anthracnose diseases of hardwood trees are widespread throughout the eastern United States. The most common symptom of this group of diseases is dead areas or blotches on the leaves.

Dead fish common during spring thaw "Oak wilt is a devastating fungus to the oak trees, especially the red oak type that have the pointed tips,” Michigan DNR Forest Health Forester Cheryl Nelson ...

During the period between April 15 and July 15, beetles actively carry spores of fungus from tree to tree, meaning oak trees are at high risk for infection with oak wilt. Oak trees with wounds in ...

Oak wilt is one of the most impactful tree diseases nationally, and is particularly destructive here in Central Texas, according to the Texas A&M Forest Service. Oak wilt involves a fungus that ...

One of Nebraska’s oldest trees — a tourist draw at Ponca State Park — has died, and officials are blaming drought conditions.