calendula arvensis, bromus diandrus, fedia cornucopiae, geranium dissectum, oxalis pes-caprae, arisarum vulgare, cerinthe major, convolvulus arvensis, crepis vesicaria, erodium malacoides, euphorbia segetalis, galactites tomentosa, reichardia intermedia, scorpiurus muricatus, sonchus oleraceus, torilis nodosa, urospermum picroides, avena barbata, centaurea pullata, daucus carota, diplotaxis virgata, lysimachia arvensis, phalaris minor