Planting: Plant in large pots or along boundaries to screen neighbours. Manuring: Very high feeders. Use plenty of organic waste or NPK. Irrigation: High during the first year; moderate thereafter. Importance: Modern, aesthetic screen that acts as a natural sound barrier. Nutrient Value: Shoots are edible (in specific varieties), high in fibre. Medicinal Value: Leaf tea used in some cultures for respiratory relief. Ecological Value: Produces 35% more oxygen than equivalent stand of trees. Ornamental Value: Unique swollen "bellies" on the stems are highly sculptural.