artemisia vulgaris, bromus sterilis, bromus tectorum, poa compressa, poa trivialis, solidago gigantea, tussilago farfara, bromus hordeaceus, cirsium arvense, elymus repens, helianthus tuberosus, hordeum murinum, matricaria chamomilla, poa palustris, poa pratensis, sambucus nigra, solidago canadensis, tanacetum vulgare, achillea millefolium, arctium lappa, ballota nigra, carduus acanthoides, cerastium holosteoides, cirsium vulgare, convolvulus arvensis, lactuca serriola, lolium giganteum, medicago lupulina, melilotus albus, sonchus arvensis, trifolium repens, urtica dioica