Emerald Ash Borer Reaches Denver, Threatens Ash Trees

Carlton County quarantined after discovery of ash-tree killing beetle

WRENSHALL — The Minnesota Department of Agriculture has quarantined Carlton County after discovering infestations of an invasive ash-tree killing beetle across the southeastern portion of the county. Even though the emerald ash borer's presence has already been confirmed in a small area ranging from Cloquet to Jay Cooke State Park, further infestations discovered near Holyoke, Sawyer and Wrenshall prompted the Department of Agriculture to add Ca…

Emerald ash borer reaches Denver, threatens ash trees

Denver confirms presence of emerald ash borer, threatening 330K trees in the city

DENVER (KDVR) — After 10 years of preparing for and working to prevent the spread of emerald ash borer in the Denver metro, the city and county of Denver announced Thursday that the pest has been confirmed in the city limits. The bug's presence was confirmed by entomology experts from Colorado State University and Denver's Office of the City Forester, but it has been known to be in the greater Denver metro area for a decade. CSU states on its we…

Emerald ash borer, invasive tree-killing insect, discovered in Denver

A deadly new enemy to Denver’s 330,000 ash trees just moved to town. The emerald ash borer, an invasive insect that’s killed millions of trees across the United States, was discovered in several trees in the Congress Park neighborhood on June 17, city Parks and Recreation officials said Thursday. City officials confirmed the wood-boring beetle’s presence with Colorado State University entomology experts and Denver’s forestry office. “We’re grate…

QPS looking to remove trees damaged by emerald ash borer

QUINCY — Quincy Public Schools expects to begin needing tree removal this year to battle an invasive pest.