Brown leaves? They’re caused by insects, not autumn - mlive.com
Diseases of Deciduous Trees: Honey Locust - Nectria Canker
Thornless Honeylocust - MSU Extension | Montana State University
Nectria Canker | Plant Disease Diagnostics Clinic
Honey Locust Trees vs. Black Locust, Compared - Gardening Channel
Diseases of Deciduous Trees: Honey Locust - Nectria Canker
Urban Arbor Care - Today we are working on pruning a Honey Locust tree that has a canker disease called thyronectria cancer. Canker diseases are generally caused by an injury (open wound)
Honeylocust Thyronectria Canker | Tree Health Care | Ross Tree Denver
Honey Locust Plant Bug Damage And Control – Horticulture For Home Gardeners
Insect and Mite Pests of Honeylocust - 5.571 - Extension
Honeylocust Diseases
What's wrong with my plant? : Garden : University of Minnesota Extension
Honeylocust Diseases - 2.939 - Extension
Honey Locust Tree: Thornless vs Thorny (& Why They Rank Above Black Locust)
Home, Yard & Garden Newsletter at the University of Illinois
Honey Locust – Identification | Walter Reeves: The Georgia Gardener
Honey Locust (Gleditsia spp.)-Canker | Pacific Northwest Pest Management Handbooks
Treating Thyronectria Cankers: How To Manage Thyronectria Canker Symptoms
How to Grow and Care for the Sunburst Honey Locust Tree