Boulder,CO-based Twisted Pine Brewing has announced the release of their spring seasonal Hoppy Man Imperial IPA. Known for its huge grapefruit notes and layer of piquancy derived from the 100 IBUs, this imperial IPA is bursting with Chinook, Simcoe, Cascade and Northern Brewer hops. The beer is 9 percent ABV and available in 22 oz bottles. It is part of the company’s Timberline Series.