helianthus tuberosus, ambrosia artemisiifolia, artemisia absinthium, ballota nigra, calamagrostis epigejos, elymus repens, erigeron annuus, humulus lupulus, oenothera biennis, acer campestre, artemisia vulgaris, chenopodium album, eragrostis minor, lolium perenne, plantago major, poa pratensis, polygonum aviculare, setaria viridis, sisymbrium loeselii