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.

It’s less than a half-inch long but it can fell a giant oak tree in no time. The goldspotted oak borer, GSOB or Agrilus auroguttatus, is a 0.4-inch bullet-shaped beetle with six golden spots on its ...

In September, many residents became aware that one of these Heritage Valley Oak trees was cut down in the middle of a large vacant parcel at the southeast corner of Bourne Drive and Gum Avenue in ...

“Old Glory,” a roughly 400-year-old Valley Oak tree in Stevenson Ranch, became a Los Angeles County Historic Landmark this week. Why it matters: But it wasn’t always a walk in the park to protect the ...

STRONGSVILLE, Ohio -- Now that the first frost has occurred, it is time to start thinking about pruning oak trees to minimize the spread of oak wilt, a lethal disease affecting oak trees that is ...

Gardening season is underway, and you may have questions. To ask one, simply go to the OSU Extension website, type it in and include the county where you live. A photo is very helpful. Q: Our oak tree ...

Agriculture officials in Marin County are alerting property owners and arborists to be on the lookout for a tiny invasive beetle that attacks oak trees, after the insect was detected last month in ...

Critics say a developer misrepresented the condition of a Sacramento site, leading to a deal that would require clearing thousands of trees.

Standing tall between the I-75 corridor and a rapidly expanding suburb, an aged giant spreads its arms around a world of chirping squirrels, scuttering anoles and choral songbirds. And now, this giant ...

While, to many, fall is as good a season as any other, it can be the worst for those who are prone to oak leaf itch mites. These are commonly known to feed on larvae of an oak gall midge (fly) that ...