berteroa incana, convolvulus arvensis, elymus repens, silene latifolia, achillea millefolium, arrhenatherum elatius, artemisia vulgaris, bromus tectorum, centaurea scabiosa, dactylis glomerata, echium vulgare, equisetum arvense, erigeron canadensis, fallopia convolvulus, knautia arvensis, medicago varia, vicia cracca, artemisia campestris, carduus nutans, trifolium arvense, urtica dioica