Q:I am concerned about ash gall — what is it? A:Galls are abnormal plant growth caused by insects, mites or plant diseases. On ash trees, a tiny eriophyid mite causes male flowers to grow into a round ...

Q : The camellia pictured (see reader's photo) was planted approximately 18 years ago, along with another about 10 feet away. We kept them appropriately 6 feet high. They bloomed beautifully until the ...

As leaves drop in autumn, the beautiful structure of trees is revealed. When trees are bare, we also become more aware of broken or dead limbs and other problems that may be afflicting the trees. As I ...

Low-cost “tree fitbits” can pinpoint the precise timing of tree activities, like spring bloom or autumn leaf change, according to a new University of Colorado Boulder study. Researchers outfitted two ...

This article was originally on a blog post platform and may be missing photos, graphics or links. See About archive blog posts. Dozens of different species of ash trees grow around the world, all part ...

The emerald ash borer (Agrilus planipennis) is a deceptively attractive metallic-green adult beetle with a red abdomen. But few people ever actually see the insect itself — just the trail of ...

An adult emerald ash borer can be difficult to identify because it looks fairly similar to other species of beetle. David Cappaert Michigan State University The emerald ash borer, an invasive ...

Add Yahoo as a preferred source to see more of our stories on Google. Menominee foresters, supervised by Leon Fowler, cut down hard maple, ash, hemlock, yellow birch and basswood trees on the southern ...

Purdue Landscape Report: The emerald ash borer (EAB), Agrilus planipennis, is still one of the most damaging insect pests ever to invade North American forests. Unlike most native boring insects, this ...

MOORHEAD — The emerald ash borer has reached Moorhead. This wood boring insect, native to Asia, has killed hundreds of millions of ash trees throughout 36 states since it was first discovered in the U ...

Low-cost “tree fitbits” can pinpoint the precise timing of tree activities, like spring bloom or autumn leaf change, according to a new CU Boulder study. Researchers outfitted two East Boulder ash ...