zea mays, ajuga chamaepitys, avena fatua, cirsium arvense, convolvulus arvensis, euphorbia chamaesyce, euphorbia exigua, euphorbia helioscopia, galeopsis tetrahit, heliotropium europaeum, mercurialis annua, papaver rhoeas, polygonum aviculare, setaria pumila, setaria verticillata, setaria viridis, sonchus oleraceus, diplotaxis tenuifolia