reseda lutea, ambrosia artemisiifolia, cichorium intybus, poa angustifolia, cirsium arvense, erigeron canadensis, pilosella echioides, achillea millefolium, artemisia absinthium, bromus tectorum, carduus acanthoides, convolvulus arvensis, jacobaea erucifolia, lactuca tatarica, matricaria chamomilla, melilotus albus, melilotus officinalis, tragopogon dubius, elymus repens