coco coirCoco Bliss Premium Coco Coir Brick — 650g, OMRI Listed, Low EC★★★★★ 4.6~$10Buy Now on AmazonSee full details
perlite
Espoma Organic Perlite — 8 Quart, OMRI Approved
★★★★½4.6 / 5
~$15Buy now on Amazon (opens in new tab)About this product
OMRI-approved perlite for mixing into coco coir or soil-based growing media — improves drainage and aeration in media beds, container gardens, and propagation mixes.
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