Blue Band is a strain from Northern California is a cross between Blueberry and Headband. Headband is a potent strain that provides a strong cerebral buzz, almost like it locks up your brain for a few minutes. Some patients appreciate this, but others prefer a more mellow experience. Blue Band is the perfect strain for those patients seeking potency but desire a smoother smoke. That's where Blue Band comes in, the Blueberry genetics tempers the wily Headband to the point where it knows how to behave in public. Blue Band is also a great strain to get over your social anxiety so you can actually enjoy that social function. Blue Band.