apera spica-venti, aphanes arvensis, arenaria serpyllifolia, cerastium holosteoides, cirsium arvense, elymus repens, fallopia convolvulus, lamium purpureum, lysimachia arvensis, matricaria chamomilla, myosotis arvensis, poa annua, stellaria media, veronica hederifolia, vicia hirsuta, viola arvensis, lolium perenne, myosurus minimus, oxalis stricta