Article continues below advertisementAutoflower cannabis has quickly moved from a niche curiosity to one of the most exciting corners of modern cannabis growing. Thanks to major improvements in genetics, today's autoflower seeds deliver impressive potency, solid yields, and a level of reliability that simply didn't exist a decade ago. With so many options now on the market, though, finding the right cannabis strain can be a challenge. That's why we've selected and ranked some of the best autoflower seeds for different growing styles, experience levels, and desired effects.