Physical Sciences and Mathematics Commons^™

Survey Of Northeastern Hop Arthropod Pests And Their Natural Enemies, Lilian B. Calderwood, Scott A. Lewins, Heather M. Darby

College of Agriculture and Life Sciences Faculty Publications

The commercial production of hops (Humulus lupulus L.) in the northeastern United States is on the rise due to demand from local breweries. Several arthropod pests are economically damaging to hop yield and quality. Due to climate and landscape differences between traditional and resurging hop-growing regions, there is a need for region-specific integrated pest management (IPM). We first review hop pest and natural enemy biology and management strategies. Then the phenology, abundance, and peak date of arthropod pests scouted in seven Vermont hop yards is reported. Documentation of natural enemy abundance is also reported. Our 3-yr survey indicated that hop …