Close-up of delicate white wildflowers and buds of Canadian Fleabane (Erigeron canadensis), also known as Horseweed, swaying gently on a stem in nature. Botanical and floral concept footage Stock Video Footage - Alamy

Erigeron canadensis (synonym Conyza canadensis) is annual plant native throughout most of North America and Central America. It is also widely naturalized in Eurasia and Australia.

Erigeron canadensis (synonym Conyza canadensis) is annual plant native throughout most of North America and Central America. It is Canadian horseweed or fleabane, coltstail, marestail, and butterweed.

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Erigeron canadensis (synonym Conyza canadensis) is annual plant native throughout most of North America and Central America. It is Canadian horseweed or fleabane, coltstail, marestail, and butterweed.

Erigeron canadensis, Conyza canadensis. L'Erigero arrivò in Europa dagli Stati Uniti nel 1655. Venne trapiantato nell'orto botanico di Blois e da li fuggì come Papillon e si diffuse ovunque. Oggi infesta quasi ogni margine stradale. Lo si riconosce facilmente dal portamento eretto delle sue pannocchie di fiorellini bianchi insignificanti. È molto infestante e la lotta degli agricoltori alla sua invasività é molto accesa anche perché ha sviluppato resistenza anche al famoso Glifosato. Nemmeno le

Przymiotno kanadyjskie (Erigeron canadensis), zwane też konyzą kanadyjską, przywędrowało do Europy z Ameryki Północnej 🌎. Rośnie przy drogach, na polach i nieużytkach, ale w zielarstwie jest prawdziwym wojownikiem natury – wspiera ciało i skórę w codziennych dolegliwościach... #przymiotnokanadyjskie | Kreatywne ziele