lysimachia arvensis, avena fatua, buglossoides arvensis, convolvulus arvensis, euphorbia exigua, mercurialis annua, papaver rhoeas, poa trivialis, sonchus asper, agrostis stolonifera, apera spica-venti, capsella bursa-pastoris, chaenorhinum minus, euphorbia helioscopia, fumaria densiflora, fumaria officinalis, galeopsis angustifolia, galium spurium, kickxia elatine, knautia arvensis, pimpinella saxifraga, poa annua, polygonum aviculare, reseda lutea, roemeria argemone, sonchus arvensis, sonchus oleraceus, stachys arvensis, veronica arvensis, veronica opaca, veronica persica, veronica polita, viola arvensis