oxalis stricta, lolium perenne, berteroa incana, capsella bursa-pastoris, carex pairae, chenopodium album, convolvulus arvensis, cynodon dactylon, dactylis glomerata, descurainia sophia, elymus repens, galinsoga parviflora, hordeum murinum, lepidium draba, matricaria chamomilla, medicago lupulina, plantago lanceolata, plantago major, poa annua, potentilla reptans, prunella vulgaris, sonchus oleraceus, stellaria media, trifolium repens