8.8
YISZM Hydroponics
Use expanded clay pebbles to provide stable support and aeration for plant roots. These natural media balls work well in hydroponic, aquaponic, and traditional potting mixes
1 system on this hub
Sets Affordable Leca clay pebbles
8.8
Root Aeration
The porous structure allows oxygen to reach the root zone.
Natural Media
These clay balls are made from natural expanded LECA.
Uniform Size
Pebbles range from 8mm to 12mm for consistent drainage.
Notes from buyers
The 8mm-12mm size is perfect for my orchid pots and helps with drainage.
I use these LECA balls in my hydroponic system to keep my plants stable and healthy.
These clay pebbles are great for adding aeration to my indoor garden soil mix.
Expanded Clay Standards
These LECA balls are sized between 8mm and 12mm to balance water retention and drainage. They are suitable for various growing methods including hydroponics and orchid care.
- Expanded LECA balls
- 8mm to 12mm sizing
- Hydroponic and aquaponic use
- Orchid potting mix additive
- Soil root development support
- Natural clay material


What we make
1 system listed here, grouped as Affordable, Leca clay pebbles.
The hardware
What you get is what the titles name. Sample models: Expanded clay pebbles for plant drainage.
Made to use
These YISZM system line up with Affordable, Leca clay pebbles.
Where models split
Use Affordable, Leca clay pebbles to tell one YISZM model from the next.
YISZM Questions
What size are the clay pebbles?
The pebbles are expanded LECA balls ranging from 8mm to 12mm in size.
Can these be used with fish?
Yes, these are suitable for aquaponics as well as hydroponics and soil.
What plants benefit from this media?
They are used for orchids, vegetables, and any plants requiring better root development.
How much media is in a pack?
These listings typically come in 2lb bags for small to medium projects.