arctium tomentosum, arctium lappa, elymus repens, urtica dioica, ballota nigra, carduus acanthoides, cirsium arvense, convolvulus arvensis, daucus carota, helianthus tuberosus, melilotus albus, poa trivialis, silene latifolia, solidago canadensis, tanacetum vulgare, tripleurospermum inodorum, galeopsis pubescens