Botanicare Pure Blend Pro Bloom SOIL Formula 1 Gallon Essential elements are not derived from harmful chemicals such as urea ammonia nitrate Eliminates the plants exposure (and ultimately the consumer) to toxic heavy metals which can occur as contaminates in chemical fertilizers. The organic components of Pure Blend Pro enhance uptake and utilization of plant nutrients. Amplified Metabolic rate and capacity enables plants to produce fruits and vegetables with more minerals and vitamins Increases budding, flowering, and fruiting capacity.