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