galinsoga parviflora, poa annua, stellaria media, urtica urens, capsella bursa-pastoris, chenopodium album, erysimum cheiranthoides, euphorbia peplus, senecio vulgaris, setaria viridis, veronica agrestis, arenaria serpyllifolia, artemisia vulgaris, erigeron canadensis, euphorbia helioscopia, fallopia convolvulus, fumaria officinalis, galinsoga quadriradiata, geranium pusillum, ornithopus perpusillus, roemeria argemone, rumex acetosella, sonchus oleraceus, tripleurospermum inodorum, vicia hirsuta, viola arvensis