trifolium repens, lysimachia arvensis, medicago lupulina, polygonum aviculare, amaranthus retroflexus, arrhenatherum elatius, cirsium arvense, convolvulus arvensis, elymus repens, erigeron canadensis, euphorbia helioscopia, euphorbia platyphyllos, geranium pusillum, glechoma hederacea, lamium purpureum, lolium perenne, pastinaca sativa, poa annua, senecio vulgaris, setaria viridis, solanum nigrum, sonchus arvensis, sonchus asper, stellaria media, veronica persica, vicia tetrasperma, clematis vitalba, galinsoga parviflora, lipandra polysperma, plantago major, trifolium pratense