text: secale cereale, aphanes arvensis, convolvulus arvensis, achillea millefolium, anthemis arvensis, centaurea cyanus, mentha arvensis, scleranthus annuus, stachys palustris, viola arvensis, agrostemma githago, agrostis gigantea, apera spica-venti, arenaria serpyllifolia, cerastium holosteoides, lotus corniculatus, lysimachia arvensis, myosotis arvensis, persicaria hydropiper, polygonum aviculare, ranunculus repens, rumex acetosella, setaria pumila, silene latifolia, solanum tuberosum, valerianella dentata, veronica arvensis, vicia hirsuta, vicia tetrasperma