growing in their Phase 1 facility for about 18 months, SunMed " learned all sorts of lessons " in areas such as irrigation, space utilization and lighting. For example, SunMed started with conventional, high-pressure sodium lights, which are inexpensive but cost more long term versus LED lights that are more expensive but create savings in energy bills. " We took those lessons that we learned and made changes to our Phase 2 design. And once we put Phase 2 into service, we went back and retrofitted Phase 1, " he said. " We've also made changes to our fertigation practices after a lot of trial and error. ... We started out with an ebb-andflood,http://www.mjbizdaily.com