argentina anserina, poa annua, scorzoneroides autumnalis, achillea millefolium, brachythecium rutabulum, capsella bursa-pastoris, elymus repens, erigeron canadensis, geranium pusillum, glechoma hederacea, plantago major, poa pratensis, polygonum aviculare, ranunculus repens, trifolium repens, artemisia vulgaris, galeopsis pubescens, matricaria discoidea, rumex acetosa, sisymbrium officinale