brassica nigra, carduus tenuiflorus, conium maculatum, helminthotheca echioides, arrhenatherum elatius, galium aparine, geranium dissectum, sonchus asper, anthriscus caucalis, cardamine hirsuta, cerastium glomeratum, geranium molle, lamium amplexicaule, rumex crispus, senecio vulgaris