elymus repens, rumex acetosella, tripleurospermum inodorum, convolvulus arvensis, echium vulgare, equisetum arvense, erigeron canadensis, hypericum perforatum, polygonum aviculare, tussilago farfara, achillea millefolium, arenaria serpyllifolia, artemisia vulgaris, bromus tectorum, chenopodium album, corynephorus canescens, helichrysum arenarium, persicaria maculosa, poa trivialis, vicia cracca