growing-medium
Hydrofarm Hydrocorn Clay Pebbles (10 L)
★★★★½4.6 / 5
~$18Buy now on Amazon (opens in new tab)About this product
The rinsed clay pebble growing medium used in the DWC and flood-and-drain examples — pH-neutral, reusable, and widely available.
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seed startingGrodan Rockwool Starter Cubes (1-inch, 50-pack)★★★★★ 4.6~$30Buy Now on AmazonSee full detailsSee full comparison
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