achillea nobilis, artemisia absinthium, artemisia campestris, berteroa incana, carduus acanthoides, chenopodium album, convolvulus arvensis, crepis tectorum, echium vulgare, elymus repens, euphorbia tommasiniana, lepidium ruderale, medicago lupulina, plantago lanceolata, plantago major, polygonum aviculare, potentilla argentea, potentilla intermedia, sonchus arvensis, tragopogon dubius, trifolium pratense, trifolium repens, tripleurospermum inodorum, tussilago farfara, veronica verna