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If you're looking to increase fruit and flower formation, Hesi Phosphorus Plus from Genesis Hydro is a PK booster that won't let you down.
This product boasts the perfect balance to ingredients to boost plant growth. Phosphorus is required to assist with early growth and speeding up the blooming phase and fruit growth. Potassium compliments this by boosting the development of sugars, starches, and carbohydrates.