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HO lamps: 8 included
Increases Phosphorus uptake
Extended collar and lip
This design allows roots reaching towards the container wall to locate the air holes immediately
Combine multiple RAY44 units in a side-by-side array to achieve uniform coverage over a 4-foot growing area
Pargro Quick Drain Jumbo Blocks, 6" x 6" x 4" (case of 36) garden-accessories HO lamps: 8 includedPargro is the leader among affordable horticultural rockwool. Made right in the Grodan factory, so you can be assured of a high quality product at a great price. Drainage Driest value priced rockwool on the market 14% drier than competitor blocks Value Value pricedno frills saves you money Half case sizes in plain boxes Quality Cheap in price, but not in strength and uniformity Made under quality control at Grodan factories
