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Delivers critical nutrients such as Nitrogen and Nickel with a broad array of micronutrients to balance and correct any nutritional deficiencies
No more daily watering
Water enters the filter through the inlet and reaches the screen (1) which traps the particles from the water
Innovative Technology
Grodan Pargro QD Biggie Block with Hole, 6" x 6" x 6" - Case of 64 Clone & Seedling Lights Delivers critical nutrients such asPargro Quick Drain Stonewool Grodan Pargro line has been modified to be the driest value priced Rockwool on the market. Pargro is the leader among affordable horticultural Rockwool. There are other brands that offer the same low price, but you end up sacrificing quality. Not with Pargro! Since it is made right in the Grodan factory, you can be assured of a high quality product at a great price. Pargro Quick Drain (QD) blocks are up to 14% drier than
