hordeum murinum, lolium perenne, bromus sterilis, cirsium arvense, plantago major, achillea collina, arctium lappa, capsella bursa-pastoris, clematis vitalba, diplotaxis tenuifolia, elymus repens, euphorbia helioscopia, helminthotheca echioides, poa trivialis, ranunculus acris, rumex conglomeratus, silene latifolia, sisymbrium officinale, trifolium repens