helianthus annuus, artemisia vulgaris, ambrosia artemisiifolia, chenopodium album, elymus repens, lolium perenne, matricaria chamomilla, carduus acanthoides, cichorium intybus, erigeron canadensis, helminthotheca echioides, persicaria lapathifolia, plantago major, solanum nigrum, sorghum halepense, abutilon theophrasti, amaranthus retroflexus, arctium lappa, capsella bursa-pastoris, datura stramonium, echinochloa crus-galli, fallopia convolvulus, panicum capillare, poa trivialis, polygonum aviculare, portulaca oleracea, ranunculus sardous, rubus caesius, rumex crispus, sambucus ebulus, setaria pumila, silene latifolia, sonchus asper, symphyotrichum tradescantii, verbena officinalis, veronica hederifolia, xanthium strumarium