Lesser knapweed

Perennial herbaceous plant. Introduced to Québec. Grows in fields and in forests.

There are 249 observations of Lesser knapweed in Québec, mostly in Capitale-Nationale, Gaspésie–Îles-de-la-Madeleine and Estrie, and it has been reported in 11 of the 17 regions. They peak in July and August and become rare from October to June.