SUPERthrive® now includes kelp which enhances the timeless formula with nutrition from the sea. SUPERthrive® just add it to fertilizer for growth! SUPERthrive® World Champion activator, reviver, transplanter, and grower. SUPERthrive® is a non-toxic vitamin solution. It works directly on seeds and roots to create vigorous roots and robust plants. NON-Pesticide, NON-Polluting – 50 biousables normal pure complexes. Super concentrated! 1 Tbsp per 15 gallons!