solanum tuberosum, galinsoga parviflora, chenopodium album, cerastium arvense, convolvulus arvensis, echinochloa crus-galli, achillea millefolium, artemisia vulgaris, cirsium arvense, elymus repens, equisetum arvense, erigeron canadensis, euphorbia helioscopia, galinsoga quadriradiata, lamium amplexicaule, lamium purpureum, lysimachia arvensis, medicago lupulina, mentha arvensis, persicaria lapathifolia, persicaria minor, polygonum aviculare, setaria pumila, setaria viridis, sisymbrium officinale, sonchus arvensis, sonchus asper, stachys palustris, trifolium campestre, vicia tetrasperma