Grodan improved GRI 57 (little mamma) stone wool block

฿208.25 (inc VAT)

  • 8″ block (8x8x6 inch) or 200x200x142
  • great for mother plant cultivation
  • can be used in combination with GRI 10 and GRI 6.5

Excellent control

The improved initial saturation and improved water distribution throughout the height of the blocks results in improved root growth, enhanced water holding capabilities and more stable EC behavior in the root zone.

Available on backorder

Free shipping on all Thailand orders

  • 30 days easy returns
  • Next day dispatch
Guaranteed Safe Checkout

Grodan improved Grodan improved GRI 57 (little mamma) stone wool block .  Grodan improved stone wool is the latest developed product of Grodan. The GRI products offer you an optimum result throughout the cultivation.

Grodan Improved GRI 57 uses a new Advanced Wetting Agent. These leading edge Grodan stone wool blocks have the optimal fiber structure and physical proper- ties for crop uniformity, more even Water Content (WC) and Electrical Conductivity (EC) distribution throughout the entire block, and the greatest steering capabilities available. Water distribution is more uniform throughout the entire block which is the basis for a well-defined root system with higher capaci- ties for water and nutrient uptake to produce robust and vigorous crops. These benefits translate to higher yields, improved quality, less water and nutrient usage, and reduced sensitivity of the crop to diseases.

Key features grodan improved GRI 57;

New and improved wetting agent and hydrophilic technology greatly enhances the water characteristics of Grodan Gro-Blocks Improved giving even better water distribution over the height of the block. This results in greater plant development and steerability and more efficient use of water and nutrients.

Optimized wool structure for GRI 57 allows for faster rooting-in and nutrient solution replenishment, all while the Gro-Block Improved maintains its structure, firmness, and rigidity throughout the growing process.

Additional information

Dimensions20 × 20 × 14.2 cm


There are no reviews yet.

Be the first to review “Grodan improved GRI 57 (little mamma) stone wool block”

Your email address will not be published. Required fields are marked *