setaria pumila, arenaria serpyllifolia, capsella bursa-pastoris, chenopodium album, chenopodium ficifolium, echinochloa crus-galli, persicaria lapathifolia, poa annua, stellaria aquatica, stellaria media, trifolium pratense, vicia cracca, cerastium glomeratum, equisetum arvense, galinsoga quadriradiata, lipandra polysperma, matricaria discoidea, oxalis stricta, papaver dubium, persicaria maculosa, plantago major, sonchus asper, thlaspi arvense, veronica arvensis, veronica persica