5C, Emerald Ash Borer Management Plan Approval

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� EN HILLS Background Emerald Ash Borer Management Plan Emerald ash borer (EAB), Agrilus planipennis Fairmaire, is an exotic beetle that was discovered in southeastern Michigan near Detroit in the summer of 2002. The adult beetles nibble on ash foliage but cause little damage. The larvae (the immature stage) feed on the inner bark of ash trees, disrupting the tree's ability to transport water and nutri ts. Emerald ash borer probably arrived in the United States on solid wood packing materi ed in cargo ships or airplanes originating in its native Asia. Without any natural pred r eontrols in North America the insect has spread to 13 states and two Canadian provin EAB adults can fly at least a half mile from infestations are most often created when pe firewood into uninfested areas. Transporta spread of EAB. Ramsey County is a quarantii wood outside the County. The innesota quarantine enforcement and penalti Signs and Symptoms Signs and symptoms • Bark splittin� o Vertic o Galle� • Ser�r�� . - �. o Adult - � Larva - ( • Ca dieback ' in top o� ;ses until 0 o rr• • Increased w • Sprouting of sed Current EAB situation ude: when firewood has be Agriculture long, flattened back is bare t3'• ts from the base of the tree However, new ash trees, logs or �ted to reduce the �sportation of ash �esponsible for St. Paul and Falcon Heights confirmed EAB discovery in May of 2009. The City of Shoreview confirmed EAB discovery in the vicinity of County Road I and Schutta Road in July of 2011. The Department of Agriculture has since identified 11 trees in this neighborhood with confirmed EAB and several that are suspected and being monitored. How these trees became infested is not known, though it is worth noting that the trees are only a half mile from interstate highway 35W and in other states the principal spread of EAB has been along travel corridors. Emerald Ash Borer Management Plan - City of Arden Hills Page 1 bark