poa annua, plantago major, hordeum murinum, lolium perenne, polygonum aviculare, taraxacum minimum, trifolium repens, artemisia vulgaris, capsella bursa-pastoris, erigeron canadensis, sonchus asper, stellaria media, verbena officinalis, ballota nigra, camelina microcarpa, chelidonium majus, chenopodium album, torilis japonica