echinochloa crus-galli, zea mays, ambrosia artemisiifolia, elymus repens, persicaria lapathifolia, rubus caesius, artemisia vulgaris, calystegia sepium, chenopodium album, convolvulus arvensis, panicum miliaceum, plantago major, polygonum aviculare, setaria pumila, solidago gigantea, tanacetum vulgare, tripleurospermum inodorum