I'm almost 8 weeks into flowering and my buds just aren't "filling out". I'm growing indoors in Canna Coco, 13 plants, most of them are Red Dragon with 4 White Widows, an Orange Bud (it looks the best) and a Pineapple Express.
Is there a nute lockup going on? My PH is between 5.5 and 5.9...