chenopodium album, symphyotrichum squamatum, amaranthus retroflexus, convolvulus arvensis, dittrichia viscosa, dysphania ambrosioides, erigeron bonariensis, erigeron canadensis, lactuca serriola, mercurialis annua, parietaria judaica, setaria verticillata, solanum nigrum, sonchus tenerrimus, verbascum sinuatum