atriplex oblongifolia, tripleurospermum inodorum, galium aparine, amaranthus powellii, anthriscus sylvestris, apera spica-venti, artemisia vulgaris, convolvulus arvensis, elymus repens, hordeum distichon, lolium perenne, papaver rhoeas, polygonum aviculare, arctium tomentosum, avena fatua, chenopodium album, dactylis glomerata, euphorbia helioscopia, persicaria lapathifolia, potentilla reptans