apera spica-venti, aphanes arvensis, centaurea cyanus, cirsium arvense, equisetum arvense, myosotis arvensis, papaver dubium, poa annua, stellaria media, tripleurospermum inodorum, veronica arvensis, veronica hederifolia, vicia hirsuta, arabidopsis thaliana, arenaria serpyllifolia, capsella bursa-pastoris, fallopia convolvulus, holosteum umbellatum, lycopsis arvensis, roemeria argemone, tussilago farfara