She's concerned with slowing its march north into the Sierra Nevada, where the trees are already contending with the Mediterranean oak borer, another pernicious beetle, and sudden oak death ...

Roughly one half inch long, the shiny, emerald green insect belongs to a group of beetles known as metallic wood-borers (Fig. 1). Adults emerge from the trees they fed in primarily during June and ...

The shothole borer is a small beetle that can kill an entire tree by boring round holes the size of the tip of a ballpoint pen into a tree’s bark. A beetle is shown in an entry hole above.

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study shows.

The town said it is taking action to remove the trees from property it owns as they become infested with the emerald ash borer, an iridescent-green invasive beetle native to parts of Asia and Russia.

said the ash tree in the front yard had suffered from flatheaded apple tree borer, beetles known for damaging trees across North America. She said had she seen the green bugs — which she describ ...

Q The camellia pictured (see reader's photo) was planted approximately 18 years ago, along with another about 10 feet away.

Kozhikode: Forest department launched a multi-institutional study to see if the tiny insect attacking an invasive tree can be ...