by W.R. Jacobi1 (2/09) Quick Facts... Cankers and root collar rot are the major diseases of honey-locusts. Canker disease symptoms include sunken, dead areas of bark; dieback; reduced foliage; yel

Plant Diseases - Locust Tree Expert: Jim Hyland - 8/5/2007 Question Our Locust Tree leaves are turning yellow and falling off, like it is fall and it is only August. The tree is 7 years old. What