veronica chamaedrys, elymus repens, achillea millefolium, brachythecium rutabulum, aegopodium podagraria, atrichum undulatum, cirsium arvense, equisetum arvense, festuca ovina, glechoma hederacea, holcus lanatus, leontodon hispidus, poa annua, rumex obtusifolius, trifolium repens, vicia cracca, erigeron canadensis, geranium pusillum, matricaria discoidea, viola arvensis