Grapevine phylloxera leaf gall Published June 7, 2015 at 749 × 766 in The Insects Behind the Weird Growths on Plants Grapevine phylloxera leaf gall. Images courtesy of Entomology & Plant Pathology, Oklahoma State University. ‹ Return to post Leave a Reply Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed. Subscribe to Entomology Today! Enter your email address to subscribe to Entomology Today. You'll receive notifications of new posts by email. Email Address Subscribe Search Search for... Search 2023 Insect Wall CalendarGet Certified!Find ESA on FacebookFollow ESA on Twitter