Cheap water retaining gel?
by Diane - April 8th, 2012.Filed under: General Gardening.
Use cat litter – discussed here on some bonsai forums
Yes! Cat litter can be used – if you find the right kind. What used to be
sold as “Tesco’s Premium”, I think it’s now “Tesco Dust Free”, is
produced as a horticultural additive, but sold for many times the price.