chenopodium album, polygonum aviculare, lactuca serriola, plantago lanceolata, carduus acanthoides, cirsium arvense, convolvulus arvensis, crepis foetida, erodium cicutarium, setaria viridis, bromus arvensis, lepidium campestre, poa compressa, sinapis arvensis, sonchus oleraceus, taeniatherum caput-medusae, tripleurospermum inodorum