malva neglecta, polygonum aviculare, plantago major, poa annua, chelidonium majus, cichorium intybus, daucus carota, erigeron canadensis, eupatorium cannabinum, galinsoga parviflora, lolium perenne, matricaria chamomilla, sisymbrium officinale, sonchus oleraceus, trifolium repens, trisetum flavescens, urtica urens, verbena officinalis, veronica persica