bellis perennis, capsella bursa-pastoris, chenopodium album, chenopodium ficifolium, cirsium arvense, elymus repens, lolium perenne, matricaria chamomilla, persicaria maculosa, plantago major, poa annua, poa trivialis, polygonum aviculare, ranunculus repens, solanum nigrum, stellaria media, trifolium repens, urtica dioica, urtica urens