text: amaranthus retroflexus, cirsium arvense, echinochloa crus-galli, lipandra polysperma, polygonum aviculare, sonchus arvensis, aegopodium podagraria, apera spica-venti, brassica napus, calystegia sepium, convolvulus arvensis, elymus repens, heracleum sphondylium, lamium purpureum, matricaria discoidea, oxalis stricta, plantago major, setaria viridis, urtica dioica, viola arvensis