Category – Root Weevils

Root weevils decision path: Confirm the defining evidence before changing care or applying a product. Confirm: Repeated scalloped notches on leaf edges suggest adult feeding; weak growth plus cream larvae with brown heads around roots strengthens the diagnosis. Leaf notching alone does not prove damaging root larvae are present. Start conservatively: Collect nocturnal adults when […]

Root weevils decision path: Confirm the defining evidence before changing care or applying a product. Confirm: Repeated scalloped notches on leaf edges suggest adult feeding; weak growth plus cream larvae with brown heads around roots strengthens the diagnosis. Leaf notching alone does not prove damaging root larvae are present. Start conservatively: Collect nocturnal adults when […]

Root weevils decision path: Confirm the defining evidence before changing care or applying a product. Confirm: Repeated scalloped notches on leaf edges suggest adult feeding; weak growth plus cream larvae with brown heads around roots strengthens the diagnosis. Leaf notching alone does not prove damaging root larvae are present. Start conservatively: Collect nocturnal adults when […]

Use this guide when plumeria leaves show repeated edge notching or roots contain pale C-shaped larvae. Adult leaf feeding and larval root feeding require different responses, so confirm the life stage before treating. Identify Root Weevils Choose Treatment Prevent a Return 1. Separate Adult and Larval Evidence Clue What it suggests Repeated scalloped notches along […]