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Grass-Carrying Wasp Stuffs Window Frames: Harmless Nuisance

Bird-nest/grass-carrying wasp packs straw, cocoons, insects into window tracks. Harmless. No control needed—blow out annually. Identified via U of Minnesota Extension. "That bug that stuffs grass into window frames."

About Gardening: Phalaenopsis Bud Blast: Repot, Temperature & Light; New Sod in Sacramento: Overwatered, Mowed Wet, and Struggling in Shade; Why July Seeding in New York Fails: Cool-Season Grass Biology; Zoysia Lawn Weed Invasion & Organic Recovery on Maryland Waterfront; Spring Lawn Seeding vs. Crabgrass Prevention: Using Tupersan (Siduron); Build a Window Frame Trellis: Upcycled Garden Art; Centipede Grass Fertilizing After Sodding: Wait Until Rooted; Stopping Birds from Attacking Windows; When to Plant Ornamental Grasses: Spring, Not Fall; Aztec Grass (Ophiopogon jaburan): Beautiful But Not Perennial in Atlanta

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