Homoeosoma nebulella, the Eurasian sunflower moth, is a moth of the family Pyralidae. It is found in Europe, Russia, Anatolia, the Middle East and West Africa. The wingspan is 20–27 mm. The larvae feed on Asteraceae such as Cirsium vulgare, Senecio jacobaea, Tanacetum vulgare and Leucanthemum vulgare. They are a serious pest of the sunflower, Helianthus annuus, in eastern Europe and the Ukraine and a potential sunflower pest in France. The caterpillar is grey with a yellow-brown head and three longitudinal striped on the dorsal side.