Fusariumwilt of palms is caused by a fungus that blocks the vascular tissue (xylem), which transports water and nutrients. There is no cure, so infected trees eventually die. Fusariumwilt in palmtrees is host specific and has no cure. The end result in untreated palms is death. Learn how to treat Fusariumwilt in palms with a careful management program. If nothing else, careful hygiene and cultural practices can extend the life of the tree. Fusariumwilt is spread by the fungus Fusarium oxysporum. It can be spread by contaminated soil movement, undisinfected pruning tools, contaminated vegetation and seed movement between places by animals, birds and humans, and through the growth in the soil. Fusariumwilt is another palmtree fungus. Signs of wilt are fronds wilting, losing their green luster and, finally, dying. Once a tree is infected, there is no cure and the diseased tree may have to be removed. No cure exists for Fusariumwilt. Survival times, ranging from months to several years, depend on a palm's environment. Fusarium fungi invade a palm's xylem tissue, compromising its water uptake. Trees in cool, relatively moist coastal areas may deteriorate more slowly and live longer... FusariumWilt Disease of Queen and Washingtonia Palms. Two Mexican fan palms were killed after tree trimmers spread fusarium by pruning a neighbor's queen palm (arrow) with infected saws. PalmTreeFusariumWilt.While Fusariumwilt is a disease that can impact a variety of shrubs and ornamental trees, palmtreeFusariumwilt looks slightly different. This disease is also caused by a fungus, Fusarium oxysporum, and will kill trees faster in dry areas than in humid ones. Although the name “Fusariumwilt” implies that the primary symptom is a wilt, vascular wilts in palms look dif-ferent from wilt diseases of hardwood trees. FusariumWilt is a devastating disease of certain species of palms that was first observed in Australia in the early 1980s when palms began to die at Centennial Park in Sydney. PalmtreeFusariumwilt comes in different forms but is recognizable by similar symptoms. Because water flow is interrupted, the fronds or leaves of the tree are the first to display signs of infection. The disease does the most damage in plants that are in dry regions.
