GKUA, the cannabis brand founded by Lil Wayne, released a limited “sneak preview” of its new exclusive flower strain, Mr. Carter OG, in select California dispensaries. A larger, widespread release across California is scheduled for May. The Mr. Carter OG strain was developed in partnership with 3C Farms, a heralded LA-based cultivator that has been in the game for two decades. Love Yer Brain Flaming Lips’ frontman, Wayne Coyne, launched his own cannabis brand, Love…