capsella bursa-pastoris, fallopia convolvulus, polygonum aviculare, anthemis arvensis, arenaria serpyllifolia, buglossoides arvensis, centaurea cyanus, chenopodium album, convolvulus arvensis, galium spurium, veronica hederifolia, viola arvensis, camelina microcarpa, cirsium arvense, descurainia sophia, roemeria argemone, scleranthus annuus, vicia hirsuta