Lightweight expanded clay aggregate: Easy to handle and install in terrariums and hydroponic systems
Absorbent and low density: Effectively buffers overwatering and supports plant health
Neutral pH: Safe for plants and compatible with a wide range of growing media
High strength construction: Reliable support for multiple layers in terrariums
Non-toxic and eco-friendly: Safe for plants, glassware, and the environment
Summarized by Shop
LECA (lightweight expanded clay aggregate) is the ultimate lightweight drainage material that’s good to your plants and your glassware. These low-density, high-strength, absorbent clay balls make an ideal foundation for your terrarium - able to reliably support your layers and buffer any overwatering mishaps.
Keep out of reach of small ch
Material
Expanded clay aggregate
Color
Brown
pH Level
7.0 (neutral), 8.0 (slightly alkaline)
Pattern
Solid
Category
Growing media, clay pebbles
Summarized by Shop
5.0
35 ratings
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1
Under tomatoes.....
These are going to be the water drain under furnace filter cutouts in pots holding tomatoes and various flowers.
M
Michael · May 5, 2026
Lica clay balls
The lica clay balls are light weight and perfect for the bottom of my nano terrarium
S
Scott · April 16, 2026
These were a good option because they are really lite
This is my first terrarium. I bought to much of this but that is not the sellers fault. I will just have to make more than one terrarium if I can find another suitable container.