arenaria serpyllifolia, cirsium arvense, convolvulus arvensis, sonchus arvensis, sorghum halepense, veronica acinifolia, artemisia vulgaris, brassica nigra, crepis pulchra, erigeron annuus, fallopia convolvulus, lactuca serriola, lactuca viminea, poa pratensis, sonchus asper, bromus sterilis, carduus acanthoides, cynodon dactylon, elymus repens, erigeron canadensis, galium aparine, medicago lupulina, mummenhoffia alliacea, rumex crispus, senecio vernalis, senecio vulgaris, tragopogon dubius, veronica persica, vicia sativa, rorippa sylvestris, tordylium maximum