Native To: Europe and Asia
(Oregon Fish & Wildlife 2005)
Images: Invasive.org and Google
Date of U.S. Introduction:
1915 in New York; 1990 in Michigan (Morton and
Hansen 2002); 2002 in Oregon (Oregon Fish & Wildlife 2005)
Means of Introduction: Found in U.S. nurseries
usually in hosta plants imported from the Netherlands
(Morton and Hansen 2002)
Roots of Inula britannica look very similar to hosta roots. It is invasive and
there is concern it could become aggressive if it were to get established in
the wild. (Morton and Hansen 2002)
britannica L. – An
Aggressive Weed Alert (PDF | 979 KB)
Alabama Cooperative Extension System.
Inula Pest Alert
National Plant Board.
Massachusetts Introduced Pests Outreach Project.