solanum tuberosum, elymus repens, galinsoga parviflora, achillea millefolium, cirsium arvense, convolvulus arvensis, equisetum arvense, euphorbia helioscopia, fallopia convolvulus, lamium amplexicaule, polygonum aviculare, raphanus raphanistrum, sinapis arvensis, spergula arvensis, tripleurospermum inodorum, vicia hirsuta