African Couchgrass

My evaluation is based on the this Noxious Weed Information from the USDA:
"Alabama:
Digitaria scalarum (Schweinf.) ...Read MoreChiov.
African couch grass Class A noxious weed
California:
Digitaria scalarum (Schweinf.) Chiov.
African couch grass Quarantine
Florida:
Digitaria scalarum (Schweinf.) Chiov.
African couchgrass, fingergrass Noxious weed
Massachusetts:
Digitaria scalarum (Schweinf.) Chiov.
African couch grass Noxious weed
Minnesota:
Digitaria scalarum (Schweinf.) Chiov.
African couch grass Prohibited noxious weed
North Carolina:
Digitaria scalarum (Schweinf.) Chiov.
bluecouch Class A noxious weed
Oregon:
Digitaria scalarum (Schweinf.) Chiov.
African couch grass Quarantine
South Carolina:
Digitaria scalarum (Schweinf.) Chiov.
African couchgrass, fingergrass Plant pest
Vermont:
Digitaria scalarum (Schweinf.) Chiov.
African couch grass Class A noxious weed"

It is considered one of the worst weeds in Africa.