convolvulus arvensis, equisetum arvense, galeopsis tetrahit, setaria viridis, stachys palustris, vicia cracca, apera spica-venti, galium aparine, myosotis ramosissima, persicaria maculosa, sherardia arvensis, sonchus asper, aethusa cynapium, artemisia vulgaris, bromus arvensis, euphorbia helioscopia, silene vulgaris, trifolium repens