Identifying Characteristics

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Presentation transcript:

Identifying Characteristics Emerald Ash Borer Commonly abbreviated EAB Identifying Characteristics Small ½” long beetle Bright metallic green color Coppery-red underside Adults usually emerge during late spring and summer Larvae are flat, white, and around one inch long

Emerald Ash Borer Lifecycle

Emerald Ash Borer Common Host Trees All Species of North American Ash Tree* including: Green Ash White Ash Black Ash *Please note Mountain Ash (Sorbus americana) is not a true ash, thus cannot be infested with EAB White Ash Green Ash *In 2014, the Emerald Ash Borer was found to be completing their lifecycle in a White Fringetree

Emerald Ash Borer Map – Range of Emerald Ash Borer American Elm

Emerald Ash Borer Map – Range of Ash Trees American Elm

Emerald Ash Borer What to Look For 1 Crown dieback (dead branches at top of tree) Live sprouts at base of tree are called “epicormic shoots,” causing trees to appear ‘bushy’ at the base of the tree Wilting and yellowing leaves

Emerald Ash Borer What to Look For Crown dieback (dead branches at top of tree) Live sprouts at base of tree are called “epicormic shoots,” causing trees to appear ‘bushy’ at the base of the tree Wilting and yellowing leaves 2

Emerald Ash Borer What to Look For Crown dieback (dead branches at top of tree) Live sprouts at base of tree are called “epicormic shoots,” causing trees to appear ‘bushy’ at the base of the tree Wilting and yellowing leaves 3

Emerald Ash Borer What to Look For (cont.) S-shaped galleries under outer bark Splits or cracks in the bark above and below S-shaped galleries Evidence of woodpecker feeding (small chips of outer bark flicked off) Characteristic D shaped exit holes (difficult to find) 1 2 3 4

Emerald Ash Borer What to Look For (cont.) S-shaped galleries under outer bark Splits or cracks in the bark above and below S-shaped galleries Evidence of woodpecker feeding (small chips of outer bark flicked off) Characteristic D shaped exit holes (difficult to find) 1 2 3 4

Emerald Ash Borer What to Look For (cont.) S-shaped galleries under outer bark Splits or cracks in the bark above and below S-shaped galleries Evidence of woodpecker feeding (small chips of outer bark flicked off) Characteristic D shaped exit holes (difficult to find) 1 2 3 4

Emerald Ash Borer What to Look For (cont.) S-shaped galleries under outer bark Splits or cracks in the bark above and below S-shaped galleries Evidence of woodpecker feeding (small chips of outer bark flicked off) Characteristic D shaped exit holes (difficult to find) 1 2 3 4

Emerald Ash Borer What to Look For (cont.) SUMMER: Crown dieback and epicormic sprouting most noticeable WINTER/FALL: Split bark; woodpecker damage most obvious on defoliated trees LATE SPRING/EARLY SUMMER: Female beetles are actively feeding YEAR-ROUND: Cracks in bark; D-shaped holes; Wilting, yellowing leaves

Emerald Ash Borer Additional Resources USDA http://www.emeraldashborer.info/ Hungry Pests http://www.hungrypests.com/the-threat/emerald-ash-borer.php Don’t Move Firewood http://www.dontmovefirewood.org/gallery-of-pests/emerald-ash-borer.html Outsmart Invasives Video Clip https://www.youtube.com/watch?v=wXCynbvf4Lc EDDMaps: Reporting App for Smartphones http://www.eddmaps.org/