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.

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 …

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 …

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 …

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 …

Mar 28, 2021 · I have used both kiryu and european pumice for some time now, mixed with akadama and whatever else I have handy. I can tell you that kiryu and pumice are very similar …

Mar 30, 2015 · Hi fellow Nuts, I recently ordered some pumice and lava rock from Bonsai Jack and am anxious to get to repotting some Ficus. However, I'm a bit uncertain as to the …

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: …

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 …

Apr 15, 2019 · As most of us know, pumice can often be a great part of a soil mix, but it can sometimes be hard to find locally. I've found a local, cheap source for pumice - Dry Stall. It's …