digitaria sanguinalis, amaranthus albus, avena barbata, carduus tenuiflorus, chenopodium album, cynodon dactylon, echium plantagineum, heliotropium europaeum, phalaris minor, xanthium spinosum, cladanthus mixtus, convolvulus arvensis, datura stramonium, dittrichia graveolens, papaver rhoeas, poa annua