Description
Flash Clean removes fertilizer residue that can accumulate over time in hydroponic systems, growing media, & potting soils. Monthly use purges your hydroponic system or potted plants of excess salts that can accumulate as a result of regular fertilizer application.
Use any time throughout the plants life. Flash Clean is an excellent final flush & improves flavor. Its high concentration & low price make it the economical choice for maintaining your plants.
- Dilution / Dose
- 1.5–3 ml per litre of water — 1.5 ml/L for young or delicate plants, up to 3 ml/L for mature plants or a final flush.
- When To Use
- As a system reset after a nutrient problem, as routine maintenance no more than once every two weeks, or as a pre-harvest rinse in the final two days before harvest.
- Substrate Fit
- Recirculating and drain-to-waste hydro systems, coco, and soil/soilless mixes.
- Grower Notes
- In reservoirs, circulate for 24 hours before replacing the solution. In pots, drench until runoff appears.
How much Terra Aquatica does your grow actually need?
Tell us your medium, pot size and plant count. The Feed Chart Calculator builds your week‑by‑week chart with target EC, works out every bottle for the whole run, and puts them straight in your basket. You can price Terra Aquatica against seventeen other brands while you are there.


