brassica napus, elymus repens, setaria viridis, amaranthus retroflexus, capsella bursa-pastoris, descurainia sophia, lysimachia arvensis, achillea collina, carduus acanthoides, delphinium consolida, erodium cicutarium, medicago lupulina, papaver rhoeas, silene noctiflora, thlaspi arvense, tripleurospermum inodorum, veronica polita