BioRoot is a natural growth supplement that helps establish healthy and vibrant root systems. It contains plant- and mineral- derived organic acids and humates that encourage beneficial microbial activity in the root zone. BioRoot is outstanding for seedlings and cuttings as well as phases of plant growth. Use BioRoot with all types of plants growing in all kinds of garden soils and potting mixes. It works in harmony with the superior plant nutrition of the General Organics BioThrive Grow and Bloom.