helianthus tuberosus, achillea millefolium, agrostis stolonifera, alliaria petiolata, arrhenatherum elatius, artemisia vulgaris, ballota nigra, capsella bursa-pastoris, carduus crispus, chelidonium majus, cruciata laevipes, elymus repens, glechoma hederacea, lamium album, solidago canadensis, urtica dioica