erigeron canadensis, lactuca serriola, amaranthus retroflexus, chaenorhinum minus, cirsium arvense, equisetum arvense, medicago lupulina, scorzonera laciniata, solanum nigrum, arenaria serpyllifolia, artemisia absinthium, capsella bursa-pastoris, chenopodium album, diplotaxis muralis, erodium cicutarium, hordeum murinum, isatis tinctoria, lamium amplexicaule, lamium purpureum, leucanthemum vulgare, papaver lecoqii, senecio vulgaris, sonchus oleraceus, stellaria media, torilis arvensis, urtica dioica, verbascum lychnitis