text: apera spica-venti, cirsium arvense, convolvulus arvensis, euphorbia peplus, mercurialis annua, papaver rhoeas, sonchus arvensis, arenaria serpyllifolia, campanula rapunculoides, chenopodium album, galeopsis tetrahit, galium aparine, lipandra polysperma, lysimachia arvensis, persicaria maculosa, plantago major, poa annua, ranunculus repens, sonchus asper, stellaria media, trifolium repens, veronica arvensis, veronica persica, vicia sativa, viola arvensis, aethusa cynapium, capsella bursa-pastoris, centaurea cyanus, draba verna, myosotis arvensis