7 purple vegetables to grow and eat

Dietary experts have long advised eating an array of colored vegetables, as each carries different nutrients. Many yellow and orange crops, for instance, are rich in vitamin C and beta-carotene, while most greens contain iron, calcium and folic acid, and reds provide lycopene and other nutrients. Filling your plate with a rainbow of foods covers your bases and ensures a balanced diet. But one color that hasn’t gotten much attention until now is purple.

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