elymus repens, arenaria serpyllifolia, corispermum intermedium, crepis capillaris, diplotaxis tenuifolia, erigeron canadensis, sisymbrium altissimum, artemisia vulgaris, bromus sterilis, cerastium semidecandrum, chenopodium album, cirsium arvense, daucus carota, echium vulgare, papaver rhoeas, polygonum aviculare, senecio vulgaris, sisymbrium officinale, erodium cicutarium, lactuca serriola, medicago lupulina, trifolium arvense