The invention provides materials and methods for producing coreless fruit, or plants that produce coreless fruit. The invention involves combining reduced expression of AGAMOUS (AG) with parthenocarpy. Parthenocarpy can be induced by hormone treatment, or can be provided by reduced or eliminated expression of PISTILATA (PI) or APETALA3 (AP3). The invention provides methods and materials for producing the plants and coreless fruit by genetic modification (GM) and non-GM means. The invention also provides the plants and coreless fruit.