erigeron canadensis, tripleurospermum inodorum, arenaria serpyllifolia, ceratodon purpureus, myosotis arvensis, fallopia convolvulus, rumex acetosella, senecio vernalis, viola arvensis, cerastium holosteoides, cota tinctoria, cynoglossum officinale, falcaria vulgaris, medicago lupulina, sambucus nigra, setaria viridis, trifolium arvense, berteroa incana, chenopodium album, echium vulgare