About This

Rockwool Cubes for Easy Propagation – 1.5" Grodan Mini Blocks are the perfect size for starting seeds, clones, and cuttings, giving roots a healthy start in a stable environment.
Rockwool for Hydroponics & More – Designed for hydroponics, aquaponics, and soil-based gardens, these versatile cubes deliver consistent results for hobbyists and professional growers alike.
Superior Root Aeration & Drainage – Engineered rockwool fibers maintain the ideal air-to-water ratio, preventing overwatering while boosting root growth and nutrient uptake.
Clean, Convenient & Ready to Use – Uniform pre-cut blocks make planting simple and mess-free—just soak, plant, and grow with confidence.
Seamless Transplanting – Start in Mini Blocks and easily move plants into larger Grodan rockwool cubes, blocks, or slabs without disturbing roots.