Grodan Rockwool Mini-Blocks (2 inch; Strip of 24)
- Sold By: American Hydroponics
- Categories: Medical Crop Growing Supplies, Medical Crop Systems & Components, Propagation Supplies, Propagation Systems & Components, Vine Crop Growing Supplies, Vine Crop Systems & Components
Growing medium for rooting cuttings or germinating seeds. Made from molten rock spun into fibers that are then compressed into cubes, blocks or slabs. Excellent for hydroponic lettuce, tomato, herb and onion seeds.
Growing medium excellent for uniform moisture/nutrients distribution and oxygen holding capacity. Individually wrapped to minimize algae growth. Remove wrapping when transplanting into any loose media.
Specifications: 2 inch mini-blocks; 24 blocks / strip; 1,440 blocks / case