Utah Plant Pest Diagnostic Lab

Diseases Diagnosed in April 2010

Common Name Scientific Name Host Category County
abiotic na pomegranite fruit Washington
gray snow mold; Typhula blight Typhula sp. turfgrass turf Salt Lake
root rot Phytophthora sp. bigtooth maple ornamental Cache
iron chlorosis na blue spruce ornamental Wasatch
root and crown rot Rhizoctonia sp. Pansy ornamental Utah
necrotic ring spot Ophiosphaerella korrae bluegrass turf turfgrass Salt Lake
fire blight Erwinia amylovora flowering pear ornamental Salt Lake