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Controlling Flies on House Walls

Early-season flies cluster on warm, light-colored walls. Spray water-based outdoor insecticide early morning when they're sluggish. Long-term: eliminate breeding sites—pet waste, manure, compost. Indoors, use pyrethrin sprays or sticky flypaper near sunny windows.

About Gardening: Condo Fly Problem: Cluster Flies vs. Green Bottle Flies; Drain Fly Follow-Up: Leaky Toilet Seal May Have Been the Source; Persistent Drain Flies: Seal Drains, Rule Out Fungus Gnats, Check for Slime; Relocating a Massive Lady Banks Rose: Heavy Pruning, Root Pruning, and Transplant Care; Indoor vs. Outdoor Fly Traps: Choosing the Right Solution; Tachinid Flies: Tiny Parasitoids That Control Garden Pests; Trapping Armadillos with a Drift Fence; Fly Control: Forget Black Powder, Use Flypaper and Eliminate Breeding Sites; Drain Fly Elimination: Clean the Breeding Slime; Eradicating Invasive Privet: A Long-Term Management Plan

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