Holes in Knock Out Rose Leaves: Night-Feeding Insects

In Annapolis, MD, holes despite spraying suggest nocturnal insects hiding in soil by day.

Spray soil thoroughly around base. If holes persist, investigate further.

Roses: Diagnosing Holes in Knock Out Rose Leaves: Slugs vs. Caterpillars; Diagnosing Abnormal Rose Leaves: Light Green, Narrow, Shriveled Clusters; White Spots & Holes on Knock Out Roses: Rose Slug (Sawfly) Damage; Holes in Double Knockout Leaves: Don't Over-Prune!; Sunburn vs. Mildew: Diagnosing Leaf Discoloration After Spring Pruning; Lacy Leaves on Knockout Roses: Sawfly (Rose Slug) Damage; Curling Leaves on Knock Out Roses: Multiple Possible Causes; Shot Hole Fungus on Don Juan Rose – Not Insects; Skeletonized Rose Leaves? It's Likely Rose Slugs, Not Caterpillars; Skeletonized Knockout Leaves and Early Black Spot: Dual Treatment Approach

Garden Articles

Plants