onopordum acanthium, atriplex tatarica, bromus sterilis, conium maculatum, convolvulus arvensis, polygonum aviculare, capsella bursa-pastoris, carduus acanthoides, carduus nutans, descurainia sophia, matricaria chamomilla, medicago lupulina, papaver dubium, sisymbrium loeselii, sonchus arvensis, veronica persica, vicia grandiflora, xanthium spinosum