Search Continues for Methods to Control Fungus-Farming Beetle in SoCal Trees

polyphagous shot hole borer side view

By Meredith Swett Walker A spate of tree deaths in California has arborists, park managers, and home owners alarmed. Keen-eyed tree caretakers might notice a cluster of tiny holes in the bark of affected trees—almost as if the tree had been shot with a Lilliputian shotgun. But the culprit is not a tiny tree hitman […]

Forest Pest Invasions Can—And Should—Be Studied Before They Happen

Xyleborus glabratus and Euwallacea fornicatus

By Jiri Hulcr, Ph.D. Ambrosia beetles include some of the scariest invasive bugs. These tiny relatives of bark beetles travel the globe in wooden packaging used on commercial ships. They take their food with them: Instead of eating the wooden crates, ambrosia beetles grow symbiotic fungi inside the timber just like little farmers. As a […]