sisymbrium orientale, hordeum murinum, bromus tectorum, capsella bursa-pastoris, capsella rubella, geranium pusillum, ballota nigra, convolvulus arvensis, descurainia sophia, diplotaxis tenuifolia, erigeron canadensis, eryngium campestre, hypecoum imberbe, lolium perenne, malva sylvestris, matricaria chamomilla, poa annua, senecio vulgaris, stellaria media