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Eliminating Arizona Cypress and Its Knees with Herbicide

Cut-Stump Treatment for Cypress Removal

Cut tree, immediately paint stump with glyphosate (Roundup). Roots absorb herbicide, killing knees and root system. Available at garden centers. Knees (pneumatophores) will not regrow once root system dies.

Trees: Cypress Canker on Italian Cypress: Identification and Management; Killing a Large Pine Tree: Girdling Works, Drilling Doesn't; Killing Bald Cypress Knees with Herbicide: What to Expect; Neighbor's Cypress Roots Damaging Driveway and Foundation; Killing Volunteer Tree Seedlings in a Rocky Area; Arizona Cypress Browning at Top: Tip Moth Infestation; Removing a Mulberry Tree and Stump with Herbicide; Bald Cypress Roots and Foundation: Removal Best; Covertly Killing a Eucalyptus Tree Overhanging a Pool; Killing a Persistent Mulberry Stump with Cut-Stump Herbicide Treatment

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