Grodan Rockwool Block w/Hole

Pargro® Rockwool Blocks set a new standard in hydroponic growing, offering exceptional moisture control and creating an optimal environment for root development. These blocks provide a reliable and cost-effective growing medium, ensuring vigorous plant growth while maintaining excellent performance at an affordable price. Pargro® Rockwool Blocks are designed with a groove pattern on the bottom to suit various cultivation systems, enhancing versatility. Additionally, they feature a single plug hole to facilitate easy transplanting of fully rooted Grodan® A-OK or Grodan® Macro plugs, making them an ideal choice for efficient propagation and growth in hydroponic systems.

The uniform distribution of water and nutrients throughout the rockwool block allows for more efficient use of the entire substrate volume Full saturation of the blocks with no dry spots and improved EC control with less water is achieved in the rootzone due to the uniform, optimized wool resulting in a sustainable water and nutrient use.

Improved “re-wettability” able to more easily increase water concentration in the substrate.

Product Specifications
Product Type: Rockwool Block
Size: 6in - BIGGIE
Holes: Pre-Cut Hole
Dimensions: 6in x 6in x 6in