papaver rhoeas, convolvulus arvensis, hordeum vulgare, myosotis arvensis, poa trivialis, thlaspi arvense, valerianella locusta, veronica arvensis, viola arvensis, arenaria serpyllifolia, capsella bursa-pastoris, cerastium fontanum, euphorbia helioscopia, fumaria officinalis, galium spurium, geranium pyrenaicum, lamium amplexicaule, lamium purpureum, lycopsis arvensis, rhinanthus alectorolophus, silene latifolia, sinapis arvensis, solanum tuberosum, trisetum flavescens, veronica persica