Advanced Nutrients Hammerhead 1 l – PK additive for lush flowers

Advanced Nutrients Hammerhead (NPK 0-4-12) is a powerful PK additive that maximizes flower production. With an optimal 1:3 ratio for phosphorus and potassium, Hammerhead ensures a strong, abundant harvest. Ideal for indoor and outdoor growing. Specifically formulated for Sensi Terra™ Series but compatible with all pH Perfect base nutrients. Use 2 ml per 1 liter of water during the flowering phase.