poa annua, medicago lupulina, apera spica-venti, bidens tripartita, equisetum palustre, glechoma hederacea, lysimachia arvensis, lysimachia nummularia, matricaria chamomilla, persicaria maculosa, plantago major, polygonum aviculare, rorippa sylvestris, stellaria aquatica, trifolium repens, vicia hirsuta, vicia sativa