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Sgt. Anthony Hardee stands outside the Caldwell County Sheriff’s Office Aquaponics Program building. The 2,200-square-foot facility was built by county jail inmates over the summer and is now producing romaine lettuce. DAILY RECORD PHOTOS BY DENISE CATHEY

Sgt. Anthony Hardee shows the interior of a seedling holder that has been filled with coconut fibers to provide more water retention for the plant.


One week old romaine lettuce in coconut husks suspended in the symbiotic water system.


Caldwell growing some good ideas

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