bg, софия (столица), cirsium arvense, elymus repens, polygonum aviculare, tripleurospermum inodorum, convolvulus arvensis, chenopodium album, plantago major, rumex crispus, capsella bursa-pastoris, poa annua, galium aparine, lactuca serriola, persicaria lapathifolia, lolium perenne, matricaria chamomilla, echinochloa crus-galli, trifolium repens, plantago lanceolata, artemisia vulgaris, urtica dioica, cichorium intybus, agrostis stolonifera, daucus carota, fallopia convolvulus, ranunculus repens, sonchus arvensis, sonchus asper, bidens tripartita, stellaria media, amaranthus retroflexus, achillea millefolium, potentilla reptans, carduus acanthoides, poa trivialis, thlaspi arvense, trifolium hybridum, lathyrus tuberosus, sinapis arvensis, medicago lupulina, apera spica-venti, dactylis glomerata, conium maculatum, veronica persica, viola arvensis, erigeron canadensis, rorippa sylvestris, setaria helvola, ballota nigra, lepidium draba, equisetum arvense