equisetum arvense, erigeron canadensis, poa annua, convolvulus arvensis, apera spica-venti, chenopodium album, holcus lanatus, persicaria maculosa, sonchus oleraceus, trifolium repens, veronica arvensis, vicia hirsuta, arenaria serpyllifolia, galium aparine, lamium purpureum, myosotis arvensis, poa pratensis, poa trivialis, veronica persica