Environmental weed in Victoria.
http://keyserver.lucidcentral.org/weeds/data/media/Html/convolvulus_arvensis.htm
http://www.environment.gov.au/cgi-bin/biodiversity/invasive/weeds/weeddetails.pl?taxon_id=6690
Convolvulus arvensis is listed in the following regions:
Canberra & Southern Tablelands | Albury, Wodonga | Riverina Murray