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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
4 lbs total)
two slots for custom plant inputs
the second chemical revolution—the idea of foliar feeding as an effective and important tool in crop fertility—is going to be common only in our generation
9H (EA) Shipping Weight 1
Hydrofarm 6" Rockwool Block Cover, pack of 40 Phat 4 lbs total)Product Details PLASTIC BLOCK COVERS Reflect light to plant leaves, where its needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Works great with GRODAN Blocks. Block light from media Reflect light to plant leaves where it's needed most Eliminate algae and mildew growth 40 dual sided block covers per pack Specs Attribute name Attribute value Barcodes 10638104945797 (GTIN) 638104945790 (UPC A)
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