40-Cell Air Pruning Crate - Tray Only Pack Size:5 Pack It is finely ground so

It is finely ground so it breaks down steadily in the soil

100% recyclable

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Try getting that from an eBay seller

Why is the bark floating and not absorbing water

40-Cell Air Pruning Crate - Tray Only Pack Size:5 Pack It is finely ground so40 Cell Air Pruning Crate Tray Suits 50mm Forestry Tubes This 40 cell crate provides aerial root pruning for 50mm forestry tubes. Primarily used within the forestry industry but suitable for a wide range of horticultural crops, it keeps the base of the tube off the bench or ground ensuring great drainage, minimal chance of soil borne disease transfer, and no opportunity for roots to grow into the ground. Sold as the crate only pair it with your 50mm