galinsoga quadriradiata, oxalis stricta, euphorbia peplus, lipandra polysperma, stellaria media, elymus repens, equisetum arvense, gnaphalium uliginosum, capsella bursa-pastoris, gemmabryum dichotomum, lamium purpureum, myosotis arvensis, persicaria maculosa, poa annua, rorippa palustris, rumex obtusifolius, senecio vulgaris, solanum nigrum, sonchus asper