equisetum arvense, veronica agrestis, poa annua, elymus repens, erigeron canadensis, euphorbia peplus, galinsoga quadriradiata, lysimachia arvensis, sonchus asper, stellaria media, veronica persica, barbula unguiculata, calystegia sepium, capsella bursa-pastoris, chenopodium album, cirsium arvense, equisetum palustre, euphorbia helioscopia, lamium purpureum, persicaria amphibia, sonchus oleraceus