Rose in greenhouses, and in warmer countries they may also be grown under cover in order to ensure that the flowers are not damaged by weather and that pest and disease control can be carried out effectively. Significant quantities are grown in some tropical countries, and these are shipped by air to markets across the world. Some kind of roses are artificially coloured using dyed water, like rainbow roses. Rose perfumes are made from rose oil (also called attar of roses), which is a mixture of volatile essential oils obtained by steam distilling the crushed petals of roses. An associated product
Ganjam Kewda Flower takes about 1,000 flowers (370 pounds) to produce one ounce of Kewra Ruh. In Ayurveda, the oil is used as a stimulant, and to treat rheumatoid arthritis The Kewra flowers are distillated into sandalwood oil. Kewra Attar has about 3% to 5% Kewra oil, and the remainder is Sandalwood oil. Normally, it is specified in terms of number of flower spikes (10,000 to 15,000) per pound of sandalwood oil, This is the most popular perfume used in India. It is applied behind ears, and used to scent clothes. The perfume is also added to various cosmetics. The fragrant hydrosol (distillate