May 4, 2018 · Many forms of pumice are more porous and lighter than lava - hold more water than lava. Many forms of pumice can be crushed between your fingers. Others are pretty darn …

Jul 28, 2009 · Has anyone here used pumice stone as a medium? It looks similar to lava rock but seems more porous. Is it equivalent better or worse.

Dec 3, 2014 · How does lava and pumice compare as far as moisture retention, aeration, and CEC? I was thinking of only using one or the other along with akadama for next seasons …

Feb 28, 2025 · I was using 50-50 pumice and lava, but the lava has to be sifted on site at a landscape supplier, while high-quality, bonsai-appropriate pumice is available "locally" (2 …

Jun 22, 2014 · I have been reading a lot here about akadama, Turface MVP, and pumice. Lots of opinions have been expressed. About a year ago I put equal volumes of each material in …

Aug 10, 2020 · Clearly, pumice holds more water than the other two. Lava and leca are close, and have more air filled porosity. So if your pots are not holding enough water, add more pumice to …

Jan 17, 2013 · Currently I use a mix of akadama, pumice, and kiryu with a little charcoal and sphagnum mixed in. That said I've seen first hand the advanced feeder root growth that 100% …

Oct 8, 2024 · Kiryu Kiryu is a pumice-like volcanic particle for acid-loving plants. It's a common ingredient in bonsai mixes. Volume: 13 liters (3.4 gallons) Weight - Small: 17.5 lbs., Medium: …

Jun 28, 2023 · I will start getting these instead if the regular white pumice starting next bulk soil order, I hate the white pumice look with akadama. same. im using 3/8" white 'ugly' pumice for …

Nov 21, 2023 · Obviously APL is a very common blend for bonsai soil, but I'm curious about the functional difference between pumice and lava in this mixture. In my understanding, it seems …