sonchus arvensis, achillea virescens, campanula rapunculoides, elymus repens, vicia cracca, agrostemma githago, buglossoides arvensis, convolvulus arvensis, galeopsis tetrahit, arenaria serpyllifolia, chenopodium album, galeopsis angustifolia, lysimachia vulgaris, mentha arvensis, poa pratensis, trifolium medium, viola arvensis