tripleurospermum inodorum, apera spica-venti, cirsium arvense, poa annua, spergula arvensis, viola arvensis, elymus repens, myosotis arvensis, polygonum aviculare, silene latifolia, sonchus arvensis, stachys palustris, thlaspi arvense, galeopsis tetrahit, linaria vulgaris, matricaria chamomilla, rumex obtusifolius, scleranthus perennis, tanacetum vulgare