12 great drought-tolerant plants
These unthirsty succulents, flowers, and grasses will thrive with little care — even on a roof
12 great low-water plants
1. Echinocactus grusoni
Golden spines cover this slow-growing native Mexican cactus that reaches 4 feet tall and 2½ feet wide. Small yellow flowers top the plant in summer. Sunset climate zones 12–24.
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