General Organics Bio Thrive Bloom Gal. Bio Thrive Bloom offers flowering and fruiting plants essential nutrients for superior blooms and bountiful harvests. Our pure and natural vegan formulation, concieved from plant and mineral extracts, encourages beneficial microbial activity in the root zone. Bio Thrive Bloom benefits all kinds of plants during flowering and fruiting phases, and can be used with a variety of garden soils and potting mixes.