zea mays, chenopodium album, equisetum arvense, setaria pumila, elymus repens, oxalis stricta, persicaria lapathifolia, raphanus raphanistrum, sonchus arvensis, achillea millefolium, anthemis arvensis, apera spica-venti, avena sativa, cirsium arvense, convolvulus arvensis, fallopia convolvulus, galeopsis tetrahit, galinsoga parviflora, menyanthes trifoliata, poa trivialis, polygonum aviculare, rumex obtusifolius, tripleurospermum inodorum, urtica dioica, vicia hirsuta, vicia tetrasperma, viola arvensis