The effects of seasons on chrysanthemum flower (Chrysanthemum indicum) production in Sleman Regency, Yogyakarta, Indonesia

Chrysanthemum is a type of cut-flower that has commercial value and popular in Indonesia. Economically, Chrysanthemum has the potential for the export commodities and expected to increase in the future. One fruitfulness factor of Chrysanthemum cultivation is determined by season. The risk factors of Chrysanthemum production need to be studied, particularly season factor. This research aims to find out the optimum season for Chrysanthemum production and how to anticipate the impacts of climate change or seasonal factors on Chrysanthemum flower production and to discover the main factors of Chrysanthemum production. The research was carried out in Sleman Regency. The analytical method used was the Cobb-Douglas production function model. The results show that seasons affected Chrysanthemum flower production. The highest Chrysanthemum production occurred in the dry season. It is better for the farmer to cultivate Chrysanthemum in the dry season to reduce the risk of production. Protection houses are needed to protect plants from excessive heat intensity and strong winds during the rainy season as the impacts of climate change.