Iran is one of the leading producing countries in the world in some of exported agricultural products such as tomatoes and saffron. In recent years, the production of horticultural crops, especially greenhoUse products in the country has been increasing. Due to high exchange rate and income and also high-water Use efficiency, the possibility of export and increasing demand, there is a possibility of their sustainable development and production of these crops in the future. On the other hand, today, attention to vegetables due to the presence of compounds such as vitamins, minerals and antioxidants, to Flowers and ornamental plants due to aesthetics and peace of mind of humans and herbal medicines due to low or lack of side effects, are increasing. Using the latest statistics published by the Iranian Ministry of Agriculture Jihad and other sources, production of vegetables, Flowers, ornamentals and Medicinal plants in the years from 2012 to 2018 were examined. From vegetables, potatoes, onions, tomatoes and cucurbits, from Flowers and ornamental plants, cut Flowers, pot plants, trees and shrubs, bedding plants and transplants, and from Medicinal plants, Damask rose and saffron were selected and analyzed. In this article, after presenting the statistics, the problems of the current situation in each subsector are analyzed and finally, the most important challenges and opportunities facing these subsectors of horticulture are examined and solutions are suggested.