Environmental weed in Victoria. http://keyserver.lucidcentral.org/weeds/data/media/Html/avena_barbata.htm
Avena barbata is listed in the following regions:
Canberra & Southern Tablelands | Albury, Wodonga | South Coast
Maps
Albury Aranda Bushland City Renewal Authority Area Eurobodalla National Park Gigerline Nature Reserve Horseshoe Lagoon and West Albury Wetlands Hovell Tree Park Isaacs Ridge Isaacs Ridge and Nearby Jarramlee-West MacGregor Grasslands Jerrabomberra Wetlands Kama Lyneham Wetland Molonglo River Reserve Nail Can Hill Padman/Mates Park Point Hut to Tharwa River Murray Reserve (East) Saint Mark's College & Grassland. Stirling Park Sullivans Creek, Lyneham South Tharwa Bridge Wanniassa Hill