cytisus scoparius, elymus repens, cirsium arvense, tanacetum vulgare, anthemis arvensis, equisetum arvense, erigeron canadensis, hypericum perforatum, myosotis arvensis, rumex acetosella, veronica arvensis, viola tricolor, arabidopsis thaliana, arenaria serpyllifolia, artemisia vulgaris, capsella bursa-pastoris, cirsium vulgare, draba verna, tripleurospermum inodorum, senecio vernalis, vicia sativa