Madrone Insects

Madrone: Madrone leafminer Categories: Madrone Madrone Insects Ornamental trees Ornamentals Last review date: 2026-08-11 12:48 Last edit date: Madrone leafminer and shieldbearer damage Photo by: S.J. Collman Biology Larvae of this leaf and twig mining moth blaze sinuous, serpentine mines across the upper sides of leaves. Since leafminer usually cause only minor damage, they do […]

Madrone: Shield bearer Categories: Madrone Madrone Insects Ornamental trees Ornamentals Last review date: 2026-08-11 12:55 Last edit date: Madrone leafminer and shieldbearer damage Photo by: S.J. Collman Biology Shield bearers are moth larvae that mine out elliptical pupal chambers on the leaves. When pupal cells drop off, “shotholes” or small “windows” are observed on the […]