trifolium repens, plantago major, erigeron canadensis, lepidium ruderale, lolium perenne, matricaria discoidea, medicago lupulina, achillea millefolium, amaranthus retroflexus, artemisia vulgaris, bromus sterilis, capsella bursa-pastoris, chenopodium ficifolium, echium vulgare, elymus repens, plantago lanceolata, poa annua, poa pratensis, rumex crispus, senecio vulgaris, sisymbrium officinale, stellaria media