lactuca serriola, galinsoga quadriradiata, persicaria lapathifolia, ranunculus repens, cirsium arvense, erigeron annuus, glechoma hederacea, oxalis stricta, plantago major, achillea millefolium, agrostis stolonifera, calystegia sepium, capsella bursa-pastoris, chenopodium album, elymus repens, equisetum arvense, erigeron canadensis, lysimachia arvensis, papaver somniferum, poa annua, poa trivialis, setaria pumila, sonchus asper, sonchus oleraceus, stellaria media, trifolium repens, tripleurospermum inodorum, veronica persica