APT 3 / COMPLETE provides the answer to one of the planted aquarium’s most tricky challenges: how to unlock richer colours, satisfy the most demanding plants and keep algae under control through a single, simple application. Its unique Capstone Formula achieves this Goldilocks Zone where slight nitrate limitation unlocks more vibrant, deeper coloration in many popular species, and a calibrated ratio of other minerals boost growth, improve form and reduce algae risk.

APT E (Estimative Index) 500 ml – ultra‑concentrated macro, micro & trace fertilizer for heavily planted aquariums; easy EI dosing: 2 ml/day or 5 ml/100 L 3×/week.