This product has been suitably studied to give a complete and balanced feeding to all orchid sorts, especially Cattleya, Cymbidium, Cyprypedium, Oncidium, Phalaenopsis and Vanda. EC Fertilizer NPK 5-5-5+B+Cu+Fe+Mn+Zn longer blooms. Use: the content of half cap (15 g) in 3 litres water every 15 days during the growing season (from vegetative restarting to bloom), every 25-30 days till the end of the growing season.