Defence Officers Housing Authority is primarily a housing society whose primary aim is to provide a quality housing with all amenities that includes clean and green environment. To achieve this very task and aim, Horticulture segment came in to being as a section under Administration Directorate. Later the section was converted in to a full-fledged directorate whose primary aim is to establish parks and lawns with beautiful landscape for the residents of DHA. Besides parks, few beautification spots were also developed like Gizri Hill and Momin Rockery. Initially the parks developed under the directorate (Rahat and Hilal) were handed over to CBC for its maintenance and care. Later Nisar Shaheed, A K Khan, Khalid Shaheed, Farhan Shaheed and Phase VII Ext parks were developed and maintained by the directorate
Besides developing parks and lawns, Horticulture directorate is responsible to provide green cover to the environment by planting shady and native indigenous fruit plants around the vicinity of Phase VII Ext and Phase VIII. To develop these plants and trees, a comprehensive mother nursery at Zulfiqar Street, Phase VIII was established where trees were produced using seeds and cuttings under controlled environment and humidity. These plants add not only the beauty to the surrounding but sooths the eyes along with providing habitats to the birds and shades and shelter to humans and animals, thereby enhancing natural aura of the environment. DHA Horticulture Directorate regularly participates in Annual Flower Show organized by Horticulture Society of Pakistan. DHA being the main contestant of the show exhibits in perennials and seasonal plants and win many prizes based on parks, beautification spots and official residences.
Horticulture Directorate has its mother nursery and 3 sale points where all plants prepared through conventional and modern methods are being sold at a discounted price for the residents of DHA. This directorate play an important and pivotal role not only in conserving resources by reducing carbon foot prints by planting indigenous shady and fruit plants but it also provides treated waste water among the residents for their lawns which naturally reduces the application of artificial fertilizers and wastage of potable water.
Horticulture Directorate has also established and managing a state of the art Tissue Culture and Research Lab where the process of plants growth, survival from diseases and related researches are being done regularly.