There are several caterpillars that feed on oaks including the California oak worm and the tussock moth. Both of these feed on oak leaves, primarily in the spring, but can be active as second generation insects in the early summer or early fall. Leaves will appear skeletonized in the early stages and then completely consumed […]
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Polyphagous shot hole borer (PSHB) is an exotic ambrosia beetle that was first detected in 2003 in Southern California and only recently was found to be killing several species of trees. The “ambrosia” name refers to a symbiotic fungus that is carried by the female in special organs in her mouth parts. The fungus is […]
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Last month, the City of Fond du Lac, Wisconsin confirmed it’s first ash tree infested by the Emerald Ash Borer. A large number of public and private trees within the Fond du Lac community are ash trees. The city has been preemptively removing ash trees for years to prepare for the inevitable infestation. Now that […]
Read MoreDrew Slousky, ISA Certified Arborist and Arborjet Service Provider with Giroud Tree and Lawn, recently filmed Emerald Ash Borer damage in his area close-up. Decline of Local Ash The video focuses on views of exit wounds which are shown to be slightly longer than the tip of a pen. Other bleak indications of EAB devastation […]
Read MoreMore of Minnesota’s 900 million ash trees are now facing attack from the deadly Emerald Ash Borer. Newly identified infestations in nearby Eagan and Bloomington reveal that the insect is closer to Burnsville, where efforts are underway to treat healthy public ash trees and remove unhealthy ones. “It’s coming at us from two sides now,” […]
Read MoreSince Emerald Ash Borer was first discovered in Michigan in 2002, trees are being destroyed through the transportation of invasive insects & diseases in firewood. Many methods including quarantines have been implemented to slow the spread of EAB. Moving firewood and other ash wood materials in areas infested with emerald ash borer is now being […]
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