One prevalent leaching method was to place raw acorns in a cloth pouch and leave it in a stream for several weeks to break down. In modern times the mulch from the leather oak is applied to gardens for its efficacy in repelling slugs and grubs.
A typical method of extracting nutrients involved placing raw acorns in a cloth bag and allowing them to break down in water for several weeks. In contemporary times, the mulch from the leather oak tree is applied to gardens because it has been found to be effective in repelling pests like slugs and grubs.