Mineral organic fertilizer NPK (S) 5-10-15 (14)+21C healthier and tastier fruit, it is a fertilizer studied on purpose to provide a proper development to citruses and an abundant fructification. The fully organic nitrogen guarantees a steady and prolonged release, whereas the high content of potassium ensures a correct growth of plants, improving the quality of fruits and increasing the production of vitamin C. Use: scatter uniformly on the soil or bury 50-60 g, from the vegetative restarting and during the bloom, then water. Treat every 15 days.