Bionova Roots Growth Stimulator, 5 LiterMore roots, more flowers Root growth stimulator Concentration 1: 1000 NPK 1 0 0 Rapid Root Development Bionova Roots activates a better and more rapid root development, more root hairs, a higher food absorption, more resistance against stress, more effective use of nutrients and a higher yield on all tested crops. What is Bionova Roots? Bionova Roots is one of the first Bionova established products, developed with extensive research on root