SUPERthrive is a kelp enhanced, natural vitamin solution that helps promote plant health from the seedling stage all the way to maturity. Trusted by professional farmers & growers since 1940. SUPERthrive encourages the natural building blocks that plants normally make themselves make themselves under optimum conditions, so it gives plants a better chance of achieving their full growth potential. Transplanting trees and plants can result in stress, which can negatively affect health through loss of leaves, damaged roots, and loss of your plant or tree. Using SUPERthrive before planting can prevent and treat shock and insure survival. SUPERthrive helps to promote plant health and build plant vigor. You can use it with: seedlings & cuttings, outdoor flowers & vegetable plants, indoor houseplants, and bonsai. Directions for Use and Application: Superthrive can simply be mixed with water and applied directly to the soil. Other application methods include using a hose end sprayer or proportioner when watering or as a foliar spray. Superthrive is water soluble, perfect for hydroponics and hydro-seeding, or delivery via irrigation and drip systems. Check out our Methods page for more detail. Use as soon as first true leaves appear. Spray both sides of leaves until moistened. Use SUPERthrive every 2-3 days throughout plant lifecycle. To avoid potential leaf burn, apply in the early morning. For best results, use with SUPERthrive plant food.