Cultiwool Substrate Block - 4'' x 4'' x 2.5'' - Full Case heat10 New style is any heater

New style is any heater made after 2006

resulting in better roots for "fragile" crops

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Vitamin P includes the most comprehensive probiotic and yeast profile for superior digestive function

Cultiwool Substrate Block - 4'' x 4'' x 2.5'' - Full Case heat10 New style is any heaterCultiwool 4'' x 4'' x 2. 5'' Blocks are commercial fabric blocks designed to grow crops in greenhouses and hydroponic operations. The fiber structure provides a superb air to water ratio, holds water longer, and enhances initial rooting. Features Superb air to water ratio A fiber structure that holds water longer Less resistance for the roots to grow in the block, resulting in better roots for "fragile" crops Fiber structure enhances faster initial