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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
For heavy feeding strains
With the ability to retain moisture while promoting excellent drainage
fostering a robust growth environment
125 Micron and 185 Micron screens are also available for all Bubble Magic Tumbler models
these 4"x4"x2
Grodan Gro-Block Improved Medium 4" GR7,5 w/ hole (4x4x3") (WRAPPED 6/strip 32 strips per case = 192 blocks per case) Professional Cultivation For heavy feeding strainsGrodan Gro Block Improved Medium 4" GR7,5 w hole (4x4x3") (WRAPPED 6 strip 32 strips per case = 192 blocks per case) Introducing the Grodan Gro Block Improved Medium 4" GR7,5 a breakthrough in horticultural substrate design. This state of the art block is meticulously engineered, keeping the evolving needs of modern growers in mind. State of the art Density & Hydrophilic Technology: The Grodan Medium 4" GR7,5 is the embodiment of sophisticated design
