Sometimes holes appear in plant leaves and it's not clear why. We rounded up five common causes for this problem and tips for preventing or fixing it.

Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert Company in Menlo Park discuss a tree-related topic from general care and planting tips to how ...

Hardwood trees such as birch, maple or oak are in danger because of a little bug—the spongy moth—native to parts in Europe, but has been in the U.S. for over 100 years. The spongy moth is making its ...

Getting your Trinity Audio player ready... Like clockwork, every fall they want in. The best way to identify boxelder trees is to examine their leaves and seeds on female trees. (Nancy Downs, Colorado ...