ambrosia artemisiifolia, bassia scoparia, bromus squarrosus, chenopodium album, cirsium arvense, crepis foetida, echium vulgare, erigeron canadensis, melilotus albus, melilotus officinalis, carduus acanthoides, cichorium intybus, convolvulus arvensis, cyclachaena xanthiifolia, delphinium consolida, diplotaxis muralis, elymus repens, gypsophila perfoliata, lactuca serriola, polygonum aviculare, tripleurospermum inodorum