ambrosia artemisiifolia, achillea collina, amaranthus albus, amaranthus blitoides, artemisia annua, atriplex tatarica, bromus sterilis, capsella bursa-pastoris, carduus acanthoides, centaurea diffusa, cichorium intybus, cirsium arvense, daucus carota, elymus repens, erigeron canadensis, galinsoga parviflora, lepidium ruderale, linaria vulgaris, lolium perenne, lotus corniculatus, matricaria chamomilla, plantago arenaria, plantago lanceolata, plantago major, poa annua, poa pratensis, polygonum aviculare, tripleurospermum inodorum