More than 300 farms across the commonwealth have been approved to grow industrial hemp this year, a ten-fold increase from last year.

Last December, the federal government relaxed regulations on the crop, allowing it to be grown for commercial sale.

Prior to that, states had the option of implementing hemp growing programs, but only for research purposes.

Hemp can be processed into a wide variety of products, including building materials, clothing and cooking oil.

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Liz Reid ~ WESA.fm ~