Coconut husk = Coir. It is a soil ingredient, but not a "soil".
Straight out of the bag in San Diego:
- I make "Soil Mix #2" which Tony (sunfish) can bring home on Thursday.
- Kellogg's Patio Mix is an excellent soil and reasonably priced at the big box stores.
- Sunshine Mix No. 2, which Tony is bringing home on Thursday.