agrostemma githago, euphorbia exigua, papaver rhoeas, achillea millefolium, alopecurus myosuroides, centaurea cyanus, chaenorhinum minus, convolvulus arvensis, elymus repens, fallopia convolvulus, galeopsis angustifolia, kickxia elatine, kickxia spuria, legousia speculum-veneris, aethusa cynapium, agrostis stolonifera, arenaria serpyllifolia, buglossoides arvensis, campanula rapunculoides, centaurea scabiosa, cerastium arvense, cirsium arvense, euphorbia helioscopia, galium aparine, lysimachia arvensis, medicago lupulina, mentha arvensis, ranunculus arvensis, ranunculus repens, raphanus raphanistrum, scandix pecten-veneris, sherardia arvensis, sinapis arvensis, sonchus arvensis, sonchus asper, viola arvensis, roemeria argemone, silene vulgaris