Growth Science Rock Solid (1 Quart)

Growth Science Rock Solid is a premium rooting hormone and plant growth stimulant designed to accelerate root development and strengthen plant establishment. This 1-quart concentrate delivers powerful auxins and beneficial compounds that promote vigorous root initiation, faster recovery from transplant stress, and enhanced nutrient uptake. Ideal for propagation, cloning, and seedling stages, Rock Solid works across hydroponic systems, soil, and soilless media. Mix according to label directions for consistent, reliable results. Perfect for growers seeking faster crop cycles and healthier plant development from start to finish.