Product Details Umpqua Jujubee Midge 05285763713 Midge larva and pupae are so prevalent that it is never a bad bet to start off with one on your day astream. I find Jujubees particularly effective in the winter and spring, but have had several mid-summer trips saved by my old reliable Juju. Hatch: Midge Species: Stillwater, Trout California Residents WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov