amaranthus blitoides, chenopodium album, amaranthus muricatus, beta vulgaris, symphyotrichum squamatum, amaranthus viridis, chenopodium opulifolium, cyperus rotundus, datura innoxia, dittrichia viscosa, euphorbia segetalis, foeniculum vulgare, lactuca serriola, plantago coronopus, sonchus tenerrimus, tribulus terrestris