centaurea cyanus, lathyrus tuberosus, achillea millefolium, cirsium arvense, delphinium consolida, elymus repens, erigeron annuus, euphorbia platyphyllos, hypericum perforatum, papaver rhoeas, rumex patientia, scorzoneroides autumnalis, trifolium pratense, tripleurospermum inodorum, vicia villosa