lipandra polysperma, setaria pumila, echinochloa crus-galli, chenopodium album, elymus repens, equisetum arvense, papaver rhoeas, persicaria lapathifolia, plantago major, poa annua, convolvulus arvensis, galinsoga quadriradiata, geranium dissectum, amaranthus powellii, senecio vulgaris