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Elaeagnus umbellata (tree, shrub) |
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General Impact
Eckardt and Sather (1987) cite that the nitrogen-fixing capabilities of E. umbellata has the capacity to adversely affect the nitrogen cycle of native communities that may depend on infertile soils.Eckardt and Sather (1987) state that it exhibits prolific fruiting, rapid growth, is widely disseminated by birds, and can easily adapt to many sites. It is vigorous and competitive against native species (Nestleroad et al. 1984, in Eckardt and Sather, 1987). E. umbellata seems to be a problem only in locations where small stands or rows were planted, usually within the last 10-20 years, and have begun to spread into adjacent fields or natural areas. It apparently can become troublesome where it occurs on or next to prairies with infrequent prescribed burns because it resprouts quickly after fire damage or cutting. E. umbellata is just beginning to be recognized as a potentially serious problem exotic.E. umbellata has the potential of becoming one of the most troublesome, adventive shrubs in the central and eastern United States (Sternberg 1982, in Eckardt and Sather, 1987).
No Impact information recorded for Elaeagnus umbellata
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