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Dormancy 3 for 2 ends

Dormancy 3 for 2 ends

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Japanese Kanuma, Mixed particles

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Discover the Benefits of Japanese Kanuma

Japanese Kanuma is a unique soil amendment sourced from the volcanic regions of Kanuma City in Tochigi, Japan. Formed from the eruption of Mount Akagi approximately 45,000 years ago, this remarkable material is tailored for acid-loving plants.

Why Choose Japanese Kanuma?

  • Exceptional Moisture Retention: Its highly porous structure allows Kanuma to absorb and retain moisture, ensuring your plants receive the hydration they need.
  • Ideal pH Range: With a pH value between 4.5 - 5.5, Kanuma provides the perfect acidic environment for a variety of plants, especially those that thrive in such conditions.
  • Perfect for Acid-Loving Plants: This medium is highly suitable for species such as camellias, rhododendrons, gardenias, and many more.
  • Supports Carnivorous Plants: Kanuma is a popular choice in carnivorous plant mixes, particularly for species like Nepenthes.
  • Encourages Root Penetration: The soft texture of Kanuma allows fibrous roots, such as those from Azaleas, to penetrate easily, enabling efficient use of container space.

How to Use Japanese Kanuma

To maximize the effectiveness of Kanuma, follow these simple guidelines:

  • Avoid mixing Kanuma with organic materials for best results.
  • For enhanced soil structure, consider mixing in up to 20% of small akadama particles.
  • Handle with care to prevent dust formation; minimal handling is recommended.
  • When positioning a tree, avoid forcing or jiggling to prevent breaking the delicate particles.
  • Adjust your watering schedule as needed, typically watering daily unless in particularly dry conditions.

Transform Your Plant Care Experience

With Japanese Kanuma, you can provide your acid-loving plants with the ideal growing medium. Experience the difference in your plant's health and vitality, all while enjoying the ease of use that comes with this premium product.

Premium growing medium for acid-loving plants like azaleas, camellias, and ferns. Customers said it's "light and airy," holds moisture without becoming soggy, and maintains consistent low-pH properties. Mixed particle sizes provide excellent aeration and prevent clumping. "Plants are thriving beyond expectation" with improved root health.

J
John C. (South Africa)

The 17-litre bag of Japanese Kanuma mixed particles exceeded expectations. Light and airy, it holds moisture without getting soggy, and my acid-loving ferns and gardenias perked up within days. Grain size is consistent, very little dust, and it stays fluffy after watering — no concrete clump. It’s a small splurge compared with generic mixes, but root health improved fast enough that I’m sold. Great if you want an easy, reliable base for anything that likes a low-pH, well-aerated medium.

L
Louise
Amazing product

Repotting my Azaleas have always been stressful as they are so precious, but challenging (lost my first one years ago that left me in months of mourning).
When I used the Kanuma this season I was again quite nervous. BUT, what a result - they are thriving beyond expectation!!!
This is worth more than the cost and I will never use any other product.
Thank you Terry - this has been a transformation for me and my Azaleas.
Louise

Thanks for this review Louise! I am so glad to know you had such improvement using the Kanuma, I have also been amazed at the effect it has on acid loving plants in general.

D
Dirk G.
Kanuma

Best growing medium for Azalea and Camelia, and great quality and very helpful that it’s in various particle sizes!

P
Paul M.
Kanuma for the win

Anyone that is not using Kanuma for growing their Azaleas are just missing out on getting their Azalea plants to their full potential.

K
Keren O.
Japanese Kanuma

Highest quality Kanuma. Great service from the Bonsai Tree team. Thanks very much!

H
Hassim G.K.
Kanuma Soil Medium

Having used the product before to develop my Azalea, I can honestly say this product is magic. Despite its soft texture, it still maintains its acidic properties from start till you repot. A really fantastic product that keeps the guesswork out of maintaining the ideal ph balance to develop rhododendrons optimally. Thank you. Hassim Gora Khaki.

m
malcolm s.
kanuma mix

looking forward to spring so I can look at moving an azalea from a nursery container mix into the kanuma . whatever products I've received from you have always been of top quality & will only be to happy to use again .

j
johan c.

Wow never knew how great is this product,next stop large bag next season

H
Hamza H.
My favourite new medium

I specifically bought this media for use in my Chinese cymbidium collection. New growths seem to be popping out even though we are in winter (so I am convinced they love it)
Package was delivered with care and very quickly. More Kanuma will definitely purchased in the near future

Thanks so much for this review Hamza. It is so interesting for us to learn of new applications for our products and when they produce great results too.

P
Platon Z.
Kanuma purchase

Firstly the service of Bonsai Tree is past excellent. They are very efficient. The Kanuma 18lt was received well packaged. I have used it for my acid loving Bonsai's and they are very happy with the new media. Many thanks