Many places have water scarcity and drought tolerant plants are good for such areas. These plants grow well even if they are given less water. The plants survive the heat of summer. They grow nicely in small areas like the roof without needing much care. We will tell you about such plants here. The Mexican cactus is a plant that gives yellow flowers in the summer season. Lewisia cotyledon can be grown in rock garden and it does not need much watering. A mediterranean shrub called Lavandula multifida blooms in spring as well as fall. Some drought resistant perennials are yarrow, agastache, sedum and bush sage. The top 10 drought tolerant plants are as follows.