Grodan Gro Block Improved GR4 - 3' w/ hole (3x3x2.6) (Commercial case - no shrinkwrap) water storage & fertigation Quantanium tumblers assist in better

Quantanium tumblers assist in better trichome preservation resulting in a higher quality end-product with more natural aroma and flavors

because every pack stays sealed and inert until the moment it is torn open at fill

Soft green LEDs cannot be seen by short-day plants

Mycorrhizal inoculants are crucial to sustaining a healthy

Botrytis bunch rot

Grodan Gro Block Improved GR4 - 3' w/ hole (3x3x2.6) (Commercial case - no shrinkwrap) water storage & fertigation Quantanium tumblers assist in betterGrodan Gro Block Improved GR4 3' w hole (3x3x2. 6) (Commercial case no shrinkwrap) Introducing the newly improved Grodan Gro Block GR4 a revolutionary solution for modern growers. Our state of the art growing block is designed to deliver an unparalleled horticultural experience by focusing on the core factors that influence plant growth: water distribution and root development. New Density & Hydrophilic Technology: The Grodan Gro Block boasts a newly