secale cereale, anthemis arvensis, apera spica-venti, aphanes arvensis, centaurea cyanus, roemeria argemone, veronica arvensis, veronica hederifolia, arenaria serpyllifolia, capsella bursa-pastoris, juncus bufonius, matricaria chamomilla, vicia hirsuta, viola arvensis, agrostis stolonifera, arabidopsis thaliana, myosotis arvensis, papaver dubium, poa annua, polygonum aviculare, scleranthus annuus, spergula arvensis, stellaria media, plantago major