Explanation of Names
Hypera postica (Gyllenhal 1813)
Adult with distinctive dark stripe along the back, larva green with white stripe, similar to clover leaf weevil [the latter cause no serious damage to alfalfa]
Native to Eurasia (Europe to C. Asia)(2)
, adventive and widespread in NA (across so. Canada & the lower US states) (3)(4)
Adults and larvae feed on alfalfa (3)
earliest record in our area: UT 1904(3)
One of the primary defoliators of alfalfa. The parasitic wasps Bathylplectes anurus and B. curculionis have been introduced into the US for biocontrol.