The aims of this research were to determine the effect of organic fertilizer ffom water Hyacinth and Water Fem on growth and productivity of melon (Cucumis melo L) in Ultisol. The research was carried out in Sukaraja, South Prabumulih ffom December to February 2012. Soil analysis performed in the laboratory of Soil Chemistry, Biology and Soil Fertility, Department of Soil Science, Faculty of Ag…