text: digitaria sanguinalis, echinochloa crus-galli, poa annua, stellaria media, amaranthus retroflexus, portulaca oleracea, convolvulus arvensis, helichrysum luteoalbum, lamium purpureum, leontodon hispidus, lipandra polysperma, oxalis stricta, plantago major, polygonum aviculare, rorippa sylvestris, senecio vulgaris, setaria pumila, urtica dioica