elymus repens, arenaria serpyllifolia, capsella bursa-pastoris, erigeron canadensis, myosotis arvensis, stellaria media, urtica dioica, veronica arvensis, viola arvensis, apera spica-venti, crepis tectorum, equisetum arvense, papaver rhoeas, tripleurospermum inodorum, veronica hederifolia, vicia sativa