chenopodium album, fallopia convolvulus, polygonum aviculare, viola arvensis, descurainia sophia, alyssum alyssoides, arenaria serpyllifolia, bromus tectorum, buglossoides arvensis, convolvulus arvensis, crepis tectorum, elymus repens, filago arvensis, galium spurium, lamium amplexicaule, lycopsis arvensis, medicago lupulina, potentilla argentea, secale cereale, thlaspi arvense