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Long lasting
it effectively removes impurities
Until the plants don't develop roots
The formula comprises microbial strains
CANNA D-Block 1L Grow Media Long lastingOverview CANNA D Block is a high performance pipe cleaner. The additive prevents obstructions and cleans spraying and drip systems. The product also prevents precipitant build up. Use the product with every irrigation. It's non toxic and organic. Before each new crop, fill the system with D Block and clean water to prevent obstructions and protect your system. Growers use CANNA D Block for top quality crops. General Information The product is a high