galinsoga quadriradiata, agrostis stolonifera, stellaria media, brachytheciastrum velutinum, capsella bursa-pastoris, convolvulus arvensis, elymus repens, euphorbia helioscopia, geranium pusillum, lamium purpureum, persicaria maculosa, plantago uliginosa, poa annua, poa trivialis, rumex acetosa, sonchus arvensis, tortula truncata, trifolium repens, gnaphalium uliginosum, persicaria lapathifolia, vicia hirsuta