galium tricornutum, atriplex patula, avena sterilis, bifora radians, elymus repens, erigeron canadensis, fallopia convolvulus, gypsophila vaccaria, stellaria media, viola arvensis, agrostemma githago, lamium purpureum, medicago sativa, mummenhoffia alliacea, polygonum aviculare, ranunculus arvensis, veronica hederifolia, vicia sativa