lv, latgale, elymus repens, polygonum aviculare, ambrosia artemisiifolia, plantago major, chenopodium album, potentilla argentea, achillea millefolium, poa angustifolia, plantago lanceolata, convolvulus arvensis, lactuca serriola, erigeron canadensis, berteroa incana, cirsium arvense, argentina anserina, trifolium repens, calamagrostis epigejos, poa pratensis, galium verum, erigeron annuus, pinus sylvestris, crepis tectorum, capsella bursa-pastoris, ranunculus repens, trifolium pratense, artemisia vulgaris, artemisia absinthium, cichorium intybus, bromus tectorum, urtica dioica, artemisia campestris, acer negundo, trifolium arvense, medicago lupulina, agrostis stolonifera, ballota nigra, rumex angiocarpus, rumex confertus, carex praecox, tanacetum vulgare, glechoma hederacea, euphorbia seguieriana, vicia cracca, portulaca oleracea, achillea collina, lysimachia vulgaris, phragmites australis, rumex acetosella, chelidonium majus, festuca beckeri