triticum aestivum, apera spica-venti, matricaria chamomilla, artemisia vulgaris, elymus repens, polygonum aviculare, tripleurospermum inodorum, campanula rapunculoides, centaurea cyanus, chenopodium album, cirsium arvense, convolvulus arvensis, euphorbia helioscopia, lathyrus tuberosus, lysimachia arvensis, papaver rhoeas, plantago uliginosa, poa annua, tussilago farfara, viola arvensis