tripleurospermum inodorum, artemisia vulgaris, carduus acanthoides, fallopia convolvulus, tussilago farfara, amaranthus powellii, capsella bursa-pastoris, galinsoga parviflora, helianthus tuberosus, medicago lupulina, poa annua, reseda lutea, sisymbrium loeselii, aethusa cynapium, arctium lappa, atriplex patula, calystegia sepium, erigeron canadensis, euphorbia helioscopia, lipandra polysperma, persicaria maculosa, sonchus asper, sonchus oleraceus, bidens frondosa, plantago major, reynoutria japonica, senecio viscosus, senecio vulgaris