artemisia absinthium, arenaria serpyllifolia, convolvulus arvensis, erigeron acris, bromus racemosus, holosteum umbellatum, medicago lupulina, potentilla argentea, tragopogon dubius, veronica arvensis, veronica hederifolia, veronica praecox, viola arvensis, alyssum alyssoides, anthemis arvensis, bromus squarrosus, bromus tectorum, buglossoides arvensis, centaurea cyanus, centaurea scabiosa, descurainia sophia, lactuca serriola, poa bulbosa, poa trivialis, poterium sanguisorba, roemeria argemone, trifolium pratense, vicia hirsuta, vicia sativa, chondrilla juncea, verbascum densiflorum