papaver rhoeas, vicia sativa, apera spica-venti, aphanes microcarpa, convolvulus arvensis, galium aparine, lysimachia vulgaris, poa trivialis, viola arvensis, achillea virescens, buglossoides arvensis, cerastium fontanum, chenopodium album, cirsium arvense, draba verna, equisetum arvense, euphorbia exigua, fumaria officinalis, galeopsis tetrahit, lipandra polysperma, myosotis arvensis, ranunculus arvensis, ranunculus repens, sherardia arvensis, sonchus arvensis, sonchus asper, thlaspi arvense, veronica arvensis, veronica hederifolia, veronica persica, vicia hirsuta, arenaria serpyllifolia, capsella bursa-pastoris, chaenorhinum minus, euphorbia helioscopia, galium spurium, legousia speculum-veneris, leucanthemum vulgare, rumex acetosella