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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
Retains plentry of oxygen
Synthetic-free living soil
complemented by Mammoth Classic grow tents
2 ml per gallon application rate
Boosts nutrient absorption
Grotek Gro-Silic (SALE 20% OFF) Size:250mL. Retains plentry of oxygenMONOSILICIC ACID Grotek Gro Silic is a concentrated liquid silicon supplement suitable for soilless and hydroponic systems. This plant available form of silicon (monosilicic acid) helps improve plant growth and quality, in part by hardening cell walls. Plants with improved cell wall structure are better able to endure periods of abiotic stress such as high temperatures and drought. Gro Silic is very effective as a soil drench, but for fastest
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