Grodan Gro-Block Improved GR6.5 Small with Hole, 4" x 4" x 2.5" - CASE of 216 Clone Covers Bluelab Guardian Monitor Features

Bluelab Guardian Monitor Features

Chelates water soluble nutrients (elements)

Rounded corners for easy cleaning

ensuring they receive the essential nutrients they need

Grodan Gro-Block Improved GR6.5 Small with Hole, 4" x 4" x 2.5" - CASE of 216 Clone Covers Bluelab Guardian Monitor FeaturesNew and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. A core component of the "Precision Growing" philosophy, Grodan Gro Blocks Improved with Advanced Wetting Technology allow you to cultivate more uniform and high quality crops while using less water