apera spica-venti, aphanes arvensis, centaurea cyanus, cirsium arvense, convolvulus arvensis, matricaria chamomilla, plantago uliginosa, alopecurus myosuroides, euphorbia exigua, myosotis arvensis, polygonum aviculare, ranunculus arvensis, roemeria argemone, sonchus arvensis, vicia sativa, vicia tetrasperma, gnaphalium uliginosum, juncus bufonius, lysimachia arvensis, papaver rhoeas, poa annua, ranunculus sardous, sonchus asper, stachys arvensis, stellaria media, veronica arvensis, vicia hirsuta