chenopodium album, euphorbia exigua, myosurus minimus, poa annua, veronica hederifolia, achillea virescens, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, draba verna, equisetum arvense, fallopia convolvulus, galium aparine, gnaphalium uliginosum, myosotis arvensis, odontites vulgaris, plantago major, poa trivialis, ranunculus arvensis, raphanus raphanistrum, sagina procumbens, scleranthus annuus, sonchus arvensis, trifolium repens, veronica arvensis