- ANPC Rank –
- Moss, Flora of Alberta – Occasional
- Global Invasive Species Database – No
- NatureServe Rank – Low
- Haber, Upland – Minor
- Haber, Wetland – No
- CWF, Status & Invasive Range – Low to Moderate, BC, SK, AB, MB, ON, QC, NF. NB
- Alberta Revegetation Guidelines – No
- The Nature Conservancy – Yes, with ESA
- CBCN – Low
- AB Weed – No
Common in the Oldman River valley in Lethbridge. Often colonizes disturbed gravelly soils. Also found along the South and North Saskatchewan rivers, and there are small infestations in Dinosaur Provincial Park.
Common in Calgary on disturbed gravelly sites.
This plant has been reported for its' weediness in the Provost and High Level areas. - Jim Broatch
Definitely aggressive and difficult to control in pasture situations. - Normand Boulet
Common and widespread in the City of Red Deer, and not restricted to disturbed areas. Found in approximately 17% of sampled sites(N=1400). Noted as "abundant" in 10 locations.
Undisturbed plant communities are somewhat resistant to infestation by Artemesia. --Tony Blake 13:33, 11 April 2009 (CDT)
Grown as a crop in BC, for production of Absinth ("Of course one should not drink much, but often." --- Henri de Toulouse-Lautrec)
 Link to USDA Plants Profile for Artemisia absinthium L. absinthium
 Link to NatureServe I-Rank info for Artemisia absinthium - L. Common Wormwood
sample: Map data for T. ramosissima