Compact Stonewool Blocks for Propagation & Seedling Development
The Grodan® Gro-Block Improved Mini Block is the result of a research partnership between Grodan, Wageningen University & Research, and top commercial growers across North America. At just 1.5", this ultra-compact block is engineered for high-density propagation, seedling development, and plug production, delivering uniform water and nutrient distribution with Grodan’s most advanced wetting technology.
Key Features
- 1.5" mini format block — ideal for high-density propagation and seedling production
- Strip packaging — commercial bulk format without retail wrapping
- Advanced Wetting Agent (AWA) for optimal fiber structure and uniform WC/EC distribution
- Improved hydrophilic technology for fast, uniform saturation
- Optimized wool structure for rapid rooting and transplant readiness
- Maintains structure, firmness, and rigidity throughout the propagation process
- Reusable and recyclable — part of Grodan’s sustainable growing program
What’s Included
Strip-packaged mini blocks, commercial bulk format. Intended for commercial use.
Grodan Gro-Block Improved Mini Block – 1.5" | Strip
Grodan Gro-Block Improved Mini Block – 1.5" | Strip
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