xanthium strumarium, setaria verticillata, amaranthus graecizans, artemisia vulgaris, chenopodium album, trifolium pratense, dactylis glomerata, sonchus asper, tanacetum vulgare, veronica persica, bifora radians, cichorium intybus, elymus repens, equisetum arvense, matricaria chamomilla, mycelis muralis, bidens tripartita, medicago lupulina, capsella bursa-pastoris, erigeron canadensis, euphorbia helioscopia