Most cannabis growers live in parts of the country with summers too short and cool to grow common cannabis varieties to full maturity. On this episode of Shaping Fire, host Shango Los speaks with Nat Pennington of Humboldt Seed Company about breeding for faster, early-finishing cannabis flowers, the importance of knowing the cannabis plant intimately, and a little bit on tissue culture and genetic marker assisted breeding too.

You can listen to the episode on the Shaping Fire website by clicking the link below or you can enjoy it on iTunes, Stitcher, Google Play, Spotify or YouTube.