Bonsai Soil Particle Size

Generally you will put a shallow layer of soil in the bottom of the pot put your bonsai in the pot and add the same size soil on top of the roots.
Bonsai soil particle size. For example if you are planting a black pine in a rectangular pot 12 x 8 x 2 deep you would start with a layer of 3 8 size soil that s about 1 inch deep. Don t mix different sizes of soil. For a normal sized bonsai container about 11 wide by 1 or 2 deep the components described above should be screened to provide particles which are about a quarter inch or less in diameter. Sieves all come in three sizes so i can get three sizes of particles and dust.
Beside the need of oxygen for the roots it is also important to let the good bacteria mycorrhizae to live so the processing of food will take place before being absorbed by the root hairs and send to the leaves for. The particles used in a bonsai mix should be of sufficient size to allow tiny gaps or air pockets between each particle. The medium small mix is similar in size to the medium clay king mix imported from japan. The ideal size material for most bonsai trees is 1 8 th to 3 8ths inch.
Beside the need of oxygen for the roots it is also important to let the good bacteria and mycorrhizae intact so the processing of food will take place before being absorbed by the root hairs and send to the leaves for. Clay king is great because it breaks down more slowly than many of the other akadama based mixes i ve used. Medium small bonsai soil akadama and pumice with some lava charcoal and decomposed granite. Our proprietary soil mix consists of 33 pine coir pine fines 33 1 4 bonsai block calcined clay and 33 monto clay montmorillonite with a particle size of 1 4 inch for the absolute best soil ingredients for all acid loving plants including your succulents.
The particles used in a bonsai mix should be of sufficient size to allow tiny gaps or air pockets between each particle. This will result in material that averages inch you want 1 4 sized material in your trees. My preferred particle size for drainage material is 1 5 3mm 1 filter sand or starter grade chicken grit no larger.