Yes, tap water is often the best choice for hydroponic systems. It has natural buffering capacity that helps stabilise the pH of your solution, unlike distilled or reverse osmosis water, which can cause pH fluctuations that could affect your plants’ nutrient uptake.




















Explore our library of most commonly asked questions. FAQs are categorised across plant types, growing method, growth median and general categories of resources.
Many growers know the Clonex Purple Hormone Rooting Gel. CCS is not the same product—and it isn’t meant to replace it. Use Clonex Gel immediately after taking a cutting (to support initial rooting response). Use CCS during the root development phase (to nourish and support establishment).
GT Foliar comes in a ready to use trigger pack. It couldn’t get much easier – simply point and spray.
"Rootzone has been a miracle when it comes to increasing root density, preventing rot, and establishing cuttings. Along with the forever favourites CCS and Clonex, there is not a cutting that these products can’t get growing."
Our extensive library of Frequently Asked Questions is curated and expanded on reguarly.

Stay in the loop with Growth Technology and signup to our email list. Plant specific nutrition through a triple foundation of literature review, ongoing experimentation and patient observation of plants in all growth stages.
Signup for the latest news, articles and announcements from GT.