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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Offering 3-speed push button operation
Cal-Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for abundant flowering and a heavy yield
6 Amps/520 W
This solution-grade formula is suited to application through all fertigation systems
Use this product to assist water infiltration
Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip - Wrapped (Sleeve of 6) PCO Tank Offering 3-speed push button operationGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of scientific research and trials is Grodan Gro Blocks Improved with Grodans Advanced Wetting Agent. These leading edge blocks have the optimal fiber structure and physical properties for crop uniformity, more