Shrubs are the workhorses of low-maintenance, waterwise gardens. Flowering shrubs provide seasonal color and year-round interest.Some of the most popular are blue hibiscus (Alyogyne), Callistemon,
Ceanothus, pineapple guava, Cistus, pride of Madeira, Nandina, Pittosporu(there are many varieties), pomegranate, Pyracantha and Rhaphiolepis. Aloe and yucca can be added to the waterwise shrub category. For waterwise privacy hedges, whether formally trimmed or not, use purple hopseed bush, Osmanthus, Carolina laurel cherry or Xylosma.