This "pinkhouse" at Caliber Biotherapeutics in Bryan, Texas, grows 2.2 million plants under the glow of blue and red LEDs. Courtesy of Caliber Therapeutics hide caption

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Courtesy of Caliber Therapeutics

The taste of Mock's tomatoes starts with the seed. He uses only organic varieties, including cherry and several heirloom varieties. Allison Aubrey/NPR hide caption

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Allison Aubrey/NPR

Tastier Winter Tomatoes, Thanks To A Boom In Greenhouse Growing

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