Contribution of home-garden farming to household income and its sustainability in Yogyakarta City, Indonesia

Farming is nowadays intensively developed in urban areas. Home-garden has excellent potential in supporting household food sufficiency and providing aesthetic value for the household economy. This study's objectives are: (1) to estimate home-garden farming's contribution to household income and (2) to determine the Sustainability of home-garden farming in Yogyakarta City. The research was carried out in the city center and fringe area covering seven districts of Yogyakarta City. The sample was 113 households that utilized their home-garden for farming as the members of farmer groups. Data were analyzed using a simple statistical calculation to determine the contribution of home-garden farming income. Farming sustainability data were categorized into ecological, economic, and social dimensions using a Likert scale. The results of the study showed that the contribution of home-garden farming to household income was 0.81. This value is relatively small because the land is very narrow. Also, the primary purpose is not for sale. Home-garden farming, both in the city centre and in the suburbs, has a high level of Sustainability, which is indicated by the economic dimension (79.11), the ecological dimension (78.71), and the social dimension (84.12).