The Ailanthus Webworm (Atteva aurea) transforms into a moth, a common sight in Pennsylvania. The webworm is native to South Florida. They feed on the Allanthus plant, known as the “tree of heaven,” an invasive species sold by nurseries as a yard plant. The caterpillars form nests on ...
In two years of our trials to evaluate phytotoxicity to native and hybrid grapes (recall the caution with difenoconazole use on Concord and some hybrids), Cevya appears to present no injury issues to Concord, Niagara, Chancellor, Chambourcin, Vignoles, and Vidal grapes, even when applied ...