Grodan Improved Gro-Block, Jumbo 6" x 6" x 4" (Case of 64) Disinfectant Spear-T controls the pests –

Spear-T controls the pests – aphids

Compatible with hydrogen peroxide

crop type and stage of plant development

Dosatron Water Powered 40 GPM Dosers – D40 Hi-Flo Series

Grodan Improved Gro-Block, Jumbo 6" x 6" x 4" (Case of 64) Disinfectant Spear-T controls the pests –Grodan 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 our Advanced Wetting Agent. These leading edge blocks have the optimal fibre structure and physical properties for crop uniformity, more even