arabidopsis thaliana, anthemis arvensis, brassica napus, elymus repens, viola arvensis, centaurea cyanus, erodium cicutarium, geranium pusillum, hypericum maculatum, myosotis arvensis, scleranthus annuus, stellaria media, tripleurospermum inodorum, valerianella locusta, vicia hirsuta, viola tricolor, aphanes arvensis, erigeron canadensis, stachys palustris