plantago uliginosa, apera spica-venti, fallopia convolvulus, matricaria chamomilla, mentha arvensis, papaver rhoeas, poa annua, sonchus asper, stachys palustris, veronica arvensis, agrostis stolonifera, alopecurus myosuroides, aphanes arvensis, arenaria serpyllifolia, capsella bursa-pastoris, chaenorhinum minus, cirsium arvense, convolvulus arvensis, euphorbia exigua, euphorbia helioscopia, gnaphalium uliginosum, lysimachia arvensis, medicago lupulina, mercurialis annua, myosotis arvensis, oxalis stricta, papaver dubium, polygonum aviculare, stellaria media, trifolium pratense, vicia hirsuta