Overview
APT Complete (also known as APT 3) by 2Hr Aquarist is a highly concentrated, all‑in‑one liquid fertilizer designed for demanding planted aquariums with moderate to high plant density. With a balanced blend of macro-, micro- and trace nutrients—full NPK, iron, magnesium, and more—it promotes lush growth and rich coloration while minimizing algae risk.
Key Features
- Comprehensive nutrition: Each 5 ml dose per 100 L provides ~1.8 ppm NO₃, 0.7 ppm PO₄, 3.8 ppm K, 0.4 ppm Mg, 0.05 ppm Fe, plus essential trace elements like B, Cu, Mn, Mo, Zn .
- High potency: Approximately 3× more concentrated than conventional fertilizers—delivering faster growth and deeper coloration with a fraction of the volume .
- Two dosing options: Use 5 ml per 100 L four times weekly, or 3 ml/100 L daily; both routines align with the 2Hr Aquarist methodology .
- Multi-size: Available in 200 ml (ideal for ~70 L tanks), plus larger 500 ml and 1000 ml bottles .
- Shrimp-friendly & algae-conscious: Balanced formula limits nutrient spikes and is safe for invertebrates .
Specifications
| Volume | 200 ml (also in 500 ml, 1000 ml) |
|---|---|
| Dosing | 5 ml / 100 L four times/week or 3 ml / 100 L daily . |
| Nutrients per 5 ml (100 L) | NO₃: 1.8 ppm; PO₄: 0.7 ppm; K: 3.8 ppm; Mg: 0.4 ppm; Fe: 0.05 ppm + trace elements . |
| Tank type | Moderate-to-heavily planted, low–moderate fish load aquariums. |
| Compatibility | Safe for shrimp & fish; supports ADA/2Hr dosing philosophies . |
Why Choose APT Complete?
- All-in-one simplicity: No need for separate N, P, K, Fe, or trace supplements.
- Optimized plant health: Balanced micronutrients and macro nutrients reduce algae risk while boosting plant vigor .
- Cost-effective: Concentrated dosing saves money, especially in larger tanks .
- Trusted methodology: Developed alongside 2Hr Aquarist’s growth system, blending ADA and EI philosophies .
How to Dose
- Shake well before use.
- Select your dosing strategy:
- 5 ml per 100 L on Mon/Wed/Fri/Sun
- –or– 3 ml per 100 L daily
- Maintain weekly 30% water changes for best results.
- Monitor plant growth and balance lighting/CO₂ to prevent algae blooms.
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