chenopodium album, convolvulus arvensis, persicaria lapathifolia, alopecurus myosuroides, cirsium arvense, equisetum arvense, euphorbia helioscopia, polygonum aviculare, stellaria media, tripleurospermum maritimum, atriplex patula, capsella bursa-pastoris, gnaphalium uliginosum, lamium purpureum, matricaria chamomilla, plantago major, ranunculus sardous, spergula arvensis