solanum tuberosum, vicia cracca, fumaria officinalis, atriplex patula, brassica rapa, euphorbia helioscopia, glebionis segetum, poa pratensis, polygonum aviculare, sinapis arvensis, sonchus asper, elymus repens, lamium purpureum, lycopsis arvensis, myosotis arvensis, papaver rhoeas, viola arvensis