Studies on effect of nitrogen and phosphorus on the performance of snapdragon (Antirrhinum majus L.): A review

Abstract

Flowers have gained very high economic values for their eternal beauty, love and tranquility. Flower is used for religious offering, decoration, pharmaceuticals, foods supplement and coloring agent for cosmetics. Snapdragon is one of the most popular and widely grown as garden annuals. Snapdragon flowers are used as cut flower, floral arrangements and in bouquets. Nitrogen and phosphorus play a vital role in the production of good quality flowers. Nitrogen and phosphorus are required in sufficient quantities to attain better growth of snapdragon and promote flowering. The application of nitrogen and phosphorus have potential to increase plant height, plant spread, number of branches per plant, length of spike, duration of flowering, number of spike per plant, average weight of spike, days taken to spike initiation, days taken to opening of first florets, number of spike per hectare, spike yield per hectare and vase life of snapdragon.