convolvulus arvensis, viola arvensis, arenaria serpyllifolia, bunium bulbocastanum, delphinium consolida, erigeron canadensis, lactuca serriola, odontites vernus, veronica hederifolia, buglossoides arvensis, centaurea cyanus, cirsium arvense, galeopsis angustifolia, galium spurium, lamium amplexicaule, lamium purpureum, lathyrus pratensis, polygonum aviculare, solanum tuberosum, thlaspi arvense, valerianella dentata, veronica arvensis, vicia cracca