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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
and pH-value throughout the plug
Dimensions (L x W x H) 30"L x 25"W x 28"H Weight 201 lbs Tumbler Diameter 2 x 6
About 100 hours on four cells: Auto-off at 8 or 60 minutes
The result of months of scientific research and trials is Grodan Gro-Blocks Improved with our Advanced Wetting Agent
increasing the recommended dosage by 15-25% could be beneficial
Mother Earth Large & Coarse Perlite #4 Clone Coach and pH-value throughout the plugMother Earth Perlite is naturally occurring siliceous rock that when heated to 1600 F expands up to 20 times its original volume. This kilning process is very similar to popping popcorn and produces a growing medium that is sterile and has a neutral pH of 7. 0. The exceptional physical properties of this giant perlite make it tops in the perlite world for adding porosity to soil and soilless mixes. This giant perlite has numerous hydroponic
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