agrostis gigantea, elymus repens, fallopia convolvulus, convolvulus arvensis, rumex acetosella, scleranthus annuus, spergula arvensis, achillea millefolium, anthemis arvensis, arabidopsis thaliana, artemisia vulgaris, centaurea cyanus, chenopodium album, draba verna, erigeron canadensis, euphorbia esula, stellaria graminea, artemisia campestris, cota tinctoria, erodium cicutarium, silene vulgaris, trifolium arvense, veronica dillenii, vicia hirsuta