medicago lupulina, crepis capillaris, cirsium arvense, erigeron canadensis, poa annua, tripleurospermum maritimum, agrostis stolonifera, cirsium vulgare, poa pratensis, cerastium holosteoides, cerastium semidecandrum, jacobaea vulgaris, lolium perenne, corispermum intermedium, plantago lanceolata, senecio viscosus, senecio vulgaris