galinsoga parviflora, chenopodium album, equisetum arvense, stellaria media, capsella bursa-pastoris, fallopia convolvulus, oxalis stricta, persicaria maculosa, phalaris canariensis, setaria pumila, convolvulus arvensis, digitaria sanguinalis, euphorbia helioscopia, geranium pusillum, panicum miliaceum, sonchus oleraceus, stachys palustris, bidens tripartita