melilotus officinalis, melilotus albus, chondrilla juncea, elymus repens, linaria genistifolia, pilosella echioides, poa angustifolia, achillea millefolium, ambrosia artemisiifolia, berteroa incana, cirsium arvense, convolvulus arvensis, jacobaea erucifolia, lactuca serriola, reseda lutea, artemisia absinthium, carduus acanthoides