Plant material and breeding department; tackles the importance, use, and sustainability of plant material which have physical, ecological, visual, and functional value in different sizes, scale and function of landscape planning and design as living materials of open and green space design. It is also involved with the care and breeding. The introduction of herbal elements affects development of different and original design techniques in designed places. Besides, department contributes for more successful projects in the landscape area by setting plant material property, the demands of the growing medium, and needs. It also helps to activities in the greenhouse area.