Vicious Bloomer with Micronutrients 2 - 8 - 4 FoxFarm Tiger Bloom@ is a phosphorus fertilizer that contains nitrogen to support vigorous growth. It is formulated with a low pH to maintain stability in storage and keep micronutrients available. Tiger Bloom@ can be used for both hydroponic and soil applications. Tiger Bloom@ is designed to encourage abundant fruit, flower, and multiple bud development. Use Tiger Bloom@ at the first signs of flowering through harvest. Garden tip: Tiger Bloom@ can also be used as a foliar fertilizer. Just dilute in water and spray it onto both sides of leaves early in the morning.