As the fungus spreads, sunken cankers form. EASTERN REDBUD. It also has a weak wood structure. 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 Canker. Greetings! Early identification followed by removal of the affected areas is the most effective treatment. Keeping a tree vigorous, by providing proper irrigation and modest amounts of fertilizer, is the best way to increase its chance of survival. It looks like your tree is an Eastern Redbud (Cercis canadensis).My research indicates that Cercospora is a known problem of this specie. Redbud Problems. This tree is a hybrid, combining the Texas Redbud and the Forest Pansy Redbud. The most devasting of all redbud tree diseases, Botryosphaeria Canker is a fungal disease that can be deadly to redbuds. 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. Flowers are small (1/2 in. Redbud Tree Diseases and Infestations. 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. long), rosy pink or lavender. 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. To save your infected trees, early identification is necessary. It is renowned for its striking dark leaves and its ability to withstand heat and periods of drought. suzieQ_MI. Two days ago, we had a lot of rain and hail, followed by hot, hot weather (In the upper 80's & low 90's). Older trees are especially vulnerable. long, with pointed tips. Consider discarding the diseased parts properly and spraying them with appropriate fungicides. Native to eastern U.S. Zones US, MS, LS, CS; 9–2. Leaves are rich green, 3–6 in. We planted a native Redbud this Spring, and it has been doing well. Redbud Tree Diseases and Pests. Round headed but with horizontally tiered branches in age. 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. It is a dwarf variety, growing to a maximum of 12 feet in height and blooms in spring before the leaves emerge. Most diseases affecting the redbud are caused by fungal infections, including verticillium wilt, canker or dieback, and leaf spots. 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