Hydroton are made of 100% Natural Clay. Hydroton is inert,Ph-Neutral,Clean and at the Same Time Decorative.
Hydroton Pebbles are Clay Pebbles that are Expanded and made Porous in a Kiln. They can either be Used alone or along with other media.
These properties make them very Popular for Hydroponic Growers.
Hydroton grow rocks are a special kiln-fired, lightweight aggregate that is super-heated and formed into pebbles 8-16 mm in size.
The ceramic shell and inner pore structure retains moisture and releases it back to your plant’s roots as needed. Grow rocks will not compact, ensuring excellent aeration for the life of your plant.
It is reusable and lasts indefinitely, making it a great value. Grow rocks are excellent in net pots for ebb & flow and drip systems.