Frequently asked questions
Why are Canna Aqua Clay Pebbles good for closed hydroponic systems?
They are made from special clays with a low soluble salt content, which makes them particularly suited to closed hydroponic cultivation systems.
Do Canna Aqua Clay Pebbles rot?
No. They are inorganic, have a neutral pH, are fungus free and do not rot.
How do the pebbles help root growth?
Their high porosity and air content stimulate strong roots that grip the substrate well. This 20L bag is a smaller size for smaller setups.
Found It Cheaper?
We're committed to offering the best prices on hydroponics equipment. If you find a lower price elsewhere, let us know and we'll do our best to match it.