Jun 30, 2022 · Kanuma soil is a granular clay-like mineral used mainly as soil for bonsai trees. It is weathered volcanic pumice stone and not soil, which can be defined as a mixture of minerals and organic materials.

Our ready-to-use Premium Japanese Flowering Bonsai Soil Mix provides proper plant nutrition, moisture, aeration, and drainage. Japanese Kanuma is beneficial for flowering bonsai that prefer high-acidity soils, and added Japanese bamboo charcoal...

Jul 5, 2022 · Kanuma soil is a granular clay-like mineral used mainly as soil for bonsai trees. It is a weathered volcanic pumice stone. Kanuma soil is pale yellow in color when it is dry and is small particles of eroded rock with a size of 0.1-0.4 inches on average.

Kanuma is soft highly acidic (pH level about 5.5) Japanese volcanic soil that's ideal for its moisture retention and water drainage properties. Its very porous pebbles have similar physical characteristics as pumice. It's best used by mixing it with …

The Kanuma bonsai soil is particularly suitable for repotting azalea bonsai that require a very acidic soil. All other acid-loving bonsai such as rhododendron, gardenia and camellia can be potted with Kanuma.

Kanuma is a granular Japanese Potting Medium for Acid-Loving Bonsai. This ships in original 3.2 Quart Bag with mixed size granules From the Kanuma region of Japan. The Japanese love Kanuma for their Azaleas as well as other acid-loving plants.

Kanuma Soil facilitates fine hair root growth : Retains moisture and can absorb more water than its weight ; More acidic than Akadama making it a preferred azalea soil. No need for a soil acidifier ; Bonsai tree enthusiasts love using Kanuma on gardenias, azaleas, camellias and …

This subcategory contains all of our kanuma bonsai soil available for purchase. Please select which size and/or quantity that you require.

Sourced from Japan, Kanuma is a soft, volcanic pumice soil specifically suited for azaleas, camellias, and other acid-loving trees. Its unique composition provides excellent water retention while maintaining good drainage and aeration, creating an ideal growing environment.