Which Hydra system to choose?
Which Hydra system to choose?
choose for the goal. not by the product name.
If you have doubts among several Hydra products, start here. First identify what you want to solve in the aquarium and follow the corresponding path.
🌿 I want to improve plant nutrition
For base nutrition in a single bottle, explore Fusion. To adjust macro and micronutrients independently, choose Macros + Micros; Core Nutrition brings both products together in one pack.
Fusion, separate products or a pack? Compare routines and choose your Hydra bottle size.
💧 I want clearer water
Suspension particles / turbidity: SHINE
Organic waste / sludge: BioClean
Yellowed water / tannins / dissolved organic: PURE
Elevated nitrates measured: NitraX
If you have particles + organic matter at the same time, see the Clean Water System.
🧬 I want to improve aquarium biology
BioMAX — Increases the surface available in the filter.
BioCore — reinforces the microbial community.
BioClean — It helps to degrade organic matter.
If you want BioCore + BioClean in a single solution, see the Bio System.
⚡ I'm setting up a new aquarium
Fast Cycling — Catalyst ONE + TWO to develop and validate the nitrogen cycle.
Fast Cycling PRO — Fast Cycling + BioCore for additional microbiological reinforcement.
IMPORTANT: Do not introduce livestock based only on elapsed days. Check ammonia and nitrite with tests.
🧪 I need to adjust the water
Low GH: GH+
Low KH: KH+
Low GH + KH: Parameter Control System
Chlorine/chloramines in tap water: Safe
Measure GH/KH before making corrections and always adjust gradually.
🌱 I need to reinforce the substrate
Hydra Roots It is suitable for inert or depleted substrate and plants with strong root feeding.
If you already want Pro Growth and you also need roots, see Pro Growth Plus.
still having doubts?
Simple rule: buy the solution to the problem you have today. You don't need to use the entire Hydra range at the same time.