Elaeagnus angustifolia (Russian olive): Ecology
	Habitat: Growing in any soil, the Russian olive is found in a variety of habitats. It is tolerant of alkaline soils, salt spray, cold, drought and pollution. It prefers cool, dry climates and light, sandy loams and requires full sun. This plant harbors nitrogen-fixing organisms in nodules on the roots, helping to enrich the soil. Diseases: Although it is relatively free of pests and diseases, it is susceptible to Verticillium wilt and canker, especially when stressed.	Distribution: This species is native to Europe and Asia, is cultivated in the US and has become naturalized locally. It is cultivated throughout Iowa, often escaping to woods and waste areas.