poa annua, urtica urens, capsella bursa-pastoris, chenopodium album, plantago major, senecio vulgaris, solanum nigrum, persicaria maculosa, rumex obtusifolius, sisymbrium officinale, chenopodium ficifolium, dactylis glomerata, galinsoga parviflora, geranium pusillum, lamium purpureum, matricaria discoidea, oxalis stricta, polygonum aviculare, reynoutria japonica, sonchus oleraceus, stellaria media, urtica dioica