hordeum vulgare, medicago lupulina, apera spica-venti, lysimachia arvensis, polygonum aviculare, raphanus raphanistrum, vicia cracca, vicia sativa, achillea millefolium, arabidopsis thaliana, chenopodium album, cirsium arvense, convolvulus arvensis, draba verna, elymus repens, equisetum arvense, erysimum cheiranthoides, galinsoga parviflora, holosteum umbellatum, matricaria chamomilla, plantago major, setaria viridis, stellaria media, trifolium arvense, veronica hederifolia, veronica triphyllos, vicia hirsuta