Assertion: siberian elm | /r/HasProperty | invasive
Facets:
value: in natural areas in 25 states
type: LOCATION
value: in many areas of the country
type: LOCATION
value: in some areas
type: LOCATION
Source sentences:
text: The Chinese elm should not be confused with the Siberian elm (Ulmus pumila), which is hardy to USDA zones 4 through 9 and can be invasive, as well as a poor landscape tree.
text: Siberian elm is also more modest in size and and is drought tolerant, though it is considered invasive in some areas; it is somewhat resistant to Dutch elm disease.
text: Originally planted as windbreaks, and as shade trees, Siberian elm has since escaped cultivation and spread and is now considered an invasive species in many areas of the country.
text: The Chinese elm should not be confused with the Siberian elm (Ulmus pumila), which is hardy to USDA zones 4 through 9 and can be invasive, as well as a poor landscape tree.
text: Siberian elm is known to occur in 43 states (USDA PLANTS Map) and reported to be invasive in natural areas in 25 states (WeedUS Database).
text: Siberian elm is known to occur in 43 states (USDA PLANTS Map) and reported to be invasive in natural areas in 25 states (WeedUS Database).