Pros and Cons
Pros
- Expands to fill multiple trays
- Sterile and clean
- Sustainable material
- Great water retention
Cons
- Needs soaking to expand
- No nutrients (purely structural)
- Can be dusty when dry
Best For
Most growers as their primary growing medium
Our Take
Compressed coconut coir bricks that expand with water. Our default growing medium recommendation. Sterile, reusable, and cleaner than soil.
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