Experiment was carried out to study the influence of different levels of nitrogen, potassium and their combination in form of foliar spray on dendrobium plants grown in a naturally ventilated polyhouse at floriculture farm of ASPEE College of Horticulture and Forestry for two years (2014-15 and 2015-16). | Influence of inorganic and organic fertilizers on growth and yield of dendrobium Orchid cv. Sonia 17