papaver rhoeas, apera spica-venti, arenaria serpyllifolia, galium aparine, lysimachia arvensis, stellaria media, viola arvensis, aethusa cynapium, capsella bursa-pastoris, chenopodium album, erigeron canadensis, glechoma hederacea, lipandra polysperma, lysimachia vulgaris, mercurialis annua, myosotis arvensis, papaver dubium, persicaria maculosa, poa annua, ranunculus repens, setaria pumila, sonchus asper, trifolium repens, vicia hirsuta, vicia sativa, elymus repens, silene noctiflora