House & Garden Bud-XLHouse & Garden Bud XL: Maximize the growth, vigor, and yield of your flowers House & Gardens Bud XL is a proprietary flowering additive blend designed to provide key soluble nutrients to support the transfer of natural plant sugars from the leaves to the flowering sites, improving growth, vigor, and yield. This pioneering approach allows plants to fulfill their genetic potential while enhancing inherent traits. Used mid flower through harvest, Bud XL