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Ships within 48 hours · Estimated delivery Oct 30 - Nov 4
Durable drip and plant trays with height extension panels to support up to 40 seedlings and clones
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Battery backup system 48 hours (for controller display and alarms only) Unit/shipping weight & dimensions
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Grodan MacroPlug - 50 per Pack - Case of 35 Packs Sump Pumps Durable drip and plant traysGrodan MacroPlugs MacroPlugs are round, 1. 5 in. with a slit that allows easy insertion of a cutting. These round plugs fit perfectly into our Gro Blocks . For best results with these Macroplugs always insert them in the Grodan Gro Smart tray . The individual cells will make sure that the plugs stay closed around the stem of your cutting. What is Rockwool? Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy like fibers and then
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