redcurrantsshowing signs of damage from harlequin beetles bugsPublished November 24, 2023 at dimensions 1080 × 546 in How to Control Harlequin Bugs (Dindymus versicolor). ← Previous Next → Last week every ripening redcurrant was damaged by harlequin beetles (left). This week, there’s not a single beetle to be found on the plants (right).