For eight years, businessman Kim Hough lobbied Western Australia (WA) governments for approval of an estimated $1 billion-a-year industry that would boost local farming. The only problem was, it was illegal. Then, on May 19, the Industrial Hemp Act of WA came into effect. It allowed the cultivation and processing of industrial hemp with less than 0.35 per cent tetrahydrocannabinol, the active ingredient of cannabis or marijuana.