melilotus albus, ambrosia artemisiifolia, artemisia austriaca, bromus tectorum, convolvulus arvensis, medicago falcata, melilotus officinalis, berteroa incana, carduus acanthoides, cirsium arvense, elymus repens, erigeron canadensis, poa angustifolia, potentilla argentea, artemisia santonicum, plantago major, verbascum lychnitis, verbascum phoeniceum