12 great drought-tolerant plants
These unthirsty succulents, flowers, and grasses will thrive with little care — even on a roof
Lewisia cotyledon 'Sunset Strain'This bloomer, from California and Oregon, has evergreen foliage and reaches a foot high and 10 inches wide. It’s great in rock gardens, but needs excellent drainage. Zones 1–7 and 14–17.
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