sonchus arvensis, alopecurus myosuroides, aphanes arvensis, arenaria serpyllifolia, matricaria chamomilla, poa annua, polygonum aviculare, stellaria media, apera spica-venti, cirsium arvense, convolvulus arvensis, equisetum arvense, lysimachia arvensis, papaver rhoeas, ranunculus arvensis, ranunculus sardous, veronica hederifolia