polygonum aviculare, poa annua, rorippa sylvestris, agrostis stolonifera, bromus sterilis, buglossoides arvensis, capsella bursa-pastoris, cynodon dactylon, descurainia sophia, elymus repens, erodium cicutarium, euphorbia helioscopia, galinsoga parviflora, lepidium draba, lepidium ruderale, malva pusilla, matricaria chamomilla, plantago major, poa angustifolia, potentilla reptans, ranunculus repens, senecio vernalis, sinapis arvensis, trifolium repens, tripleurospermum inodorum, tussilago farfara, verbena officinalis, veronica serpyllifolia, viola arvensis, xanthium spinosum