hordeum vulgare, stellaria media, galium spurium, arenaria leptoclados, centaurea cyanus, chenopodium album, fallopia convolvulus, galeopsis tetrahit, lapsana communis, polygonum aviculare, thlaspi arvense, apera spica-venti, avena sativa, campanula rapunculoides, euphorbia helioscopia, myosotis arvensis, ranunculus repens, sonchus arvensis