General biosecurity duty NSW with additional restrictions all NSW.
http://weeds.dpi.nsw.gov.au/Weeds/Details/123
https://keyserver.lucidcentral.org/weeds/data/media/Html/nassella_trichotoma.htm
Distinguishing Features
Nassella trichotoma is listed in the following regions:
Canberra & Southern Tablelands | Southern Highlands | South Coast
Maps
Aranda Bushland Black Flat at Corrowong Black Mountain Bruce Ridge Bruce Ridge to Gossan Hill Callum Brae Campbell Park Woodland Cantor Crescent Woodland, Higgins City Renewal Authority Area Emu Creek Farrer Ridge Flea Bog Flat to Emu Creek Corridor Flea Bog Flat, Bruce Gigerline Nature Reserve Ginninderry Conservation Corridor Googong Foreshore Goorooyarroo NR (ACT) Gossan Hill Gungahlin Pond Higgins Woodland Hill Reserve Hughes Garran Woodland Hughes Grassy Woodland Illilanga & Baroona Isaacs Ridge Isaacs Ridge and Nearby Isaacs Ridge Offset Area Jerrabomberra Wetlands Lake Burley Griffin West Lower Cotter Catchment Mawson Ponds Mittagong Molonglo Gorge Mount Ainslie Mount Ainslie to Black Mountain Mount Jerrabomberra Mount Jerrabomberra QP Mount Majura Mount Mugga Mugga Mount Pleasant Mount Taylor Mt Holland Mulligans Flat National Arboretum Forests Nimmitabel Meatworks TSR Percival Hill Pine Island to Point Hut Point Hut Pond Point Hut to Tharwa Red Hill to Yarralumla Creek Rowes Lagoon Six Mile TSR Stirling Park Stony Creek Stony Creek Nature Reserve Sweeney's TSR The Fair, Watson The Pinnacle Tinderry Nature Reserve Tuggeranong Hill Umbagong District Park University of Canberra Wanniassa Hill Watson Green Space Watson Woodlands Wingecarribee Local Government Area Woodstock Nature ReservePlaces
Aranda, ACT Belconnen, ACT Bruce, ACT Conder, ACT Cook, ACT Evatt, ACT Fyshwick, ACT Garran, ACT Hackett, ACT Higgins, ACT Holt, ACT Hume, ACT Isaacs, ACT Jacka, ACT Lake George, NSW Latham, ACT Mount Fairy, NSW Ngunnawal, ACT Nicholls, ACT Strathnairn, ACT Throsby, ACT Watson, ACT Weetangera, ACT Wollogorang, NSW Yarralumla, ACT