Round headed but with horizontally tiered branches in age. We planted a native Redbud this Spring, and it has been doing well. Leaves are rich green, 3–6 in. Redbud Tree Diseases and Infestations. Most diseases affecting the redbud are caused by fungal infections, including verticillium wilt, canker or dieback, and leaf spots. Botryosphaeria Canker. It is a dwarf variety, growing to a maximum of 12 feet in height and blooms in spring before the leaves emerge. suzieQ_MI. It also has a weak wood structure. The most devasting of all redbud tree diseases, Botryosphaeria Canker is a fungal disease that can be deadly to redbuds. Redbuds are not prone to a lot of pests and diseases, but are host plants for a variety of moths and butterflies, including the Eastern Tiger Swallowtail Butterfly and the Emperial Moth. Redbud Tree Diseases and Pests. Early identification followed by removal of the affected areas is the most effective treatment. Here is the UC page with some additional Redbud information, although you will notice that the leaf they show is the Western variety which is a little different. However our University of California information does not list this. As the fungus spreads, sunken cankers form. This tree is a hybrid, combining the Texas Redbud and the Forest Pansy Redbud. Redbud (Cercis) wilted and died within a week from verticillium wilt Verticillium wilt is a fungal disease of over 300 host plants, including a wide range of garden and greenhouse crops in addition to woody ornamentals, most noticeably elms, magnolias, maples, redbud, and viburnums. Zones US, MS, LS, CS; 9–2. long, with pointed tips. To save your infected trees, early identification is necessary. Keeping a tree vigorous, by providing proper irrigation and modest amounts of fertilizer, is the best way to increase its chance of survival. Two days ago, we had a lot of rain and hail, followed by hot, hot weather (In the upper 80's & low 90's). If planted in too wet a location, it may develop some powdery mildew, but not enough to cause damage to the tree. Native to eastern U.S. Flowers are small (1/2 in. EASTERN REDBUD. Older trees are especially vulnerable. This tree also has a combination of undesirable root characteristics: Its root system is aggressive, shallow, and rather pliant, which makes the tree very unstable. 15 years ago. Greetings! Redbud Problems. Fruit Tree Diseases Where Branches Die For early spring color, many homeowners turn to Eastern redbud (Cercis canadensis), one of the first trees to bloom in spring. Botryosphaeria dothidia fungus enters the tree through stressed or injured openings in the bark. Destructive diseases are mostly caused by fungal infections, of which some include verticillium wilt, canker or dieback, and leaf spots. 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