secale cereale, arnoseris minima, apera spica-venti, centaurea cyanus, cirsium arvense, convolvulus arvensis, elymus repens, fallopia convolvulus, lysimachia arvensis, rumex acetosella, spergula arvensis, teesdalia nudicaulis, aphanes arvensis, ornithopus sativus, rumex crispus, viola arvensis, viola tricolor