Re: Akadama - confused. Best. Also has a high capacity for water because of all that porosity. We import only the highest grade Japanese Akadama suitable for bonsai trees. Dense, well-branched compact habit make Akadama perfect for containers and small spaces with its blooms lasting up to two months on sturdy stems. Akadama, Pumice, Lava rock, organic potting compost, and fine gravel, also known as grit, are some of the most common types of plants. $ 7. Smotzer said:Okay so I would not recommend planting in 100% akadama, espeacially succulents. Most of my plants are in 2. #4. Produktet er meget let og har ikke kapacitet til at holde p mængder af fugt. I use less akadama on the tree in training (25% or less). The higher, the richer in nutrients your soil is/can be. The only guaranteed source I know of now is Scott Roxborough from Canberra. Double Red Line brand of Akadama is the most well known brand. I would add an additional sponge filter to increase biological filtration. Akadama is one of the most popular materials used for soil mixes for bonsai trees. conifers: 50% akadama, 50% pumice or more. The conditions for both were the same - planted at the same time and in the same environment. Akadama is fine, but it degrades much faster as a general rule. Akadama, when it breaks down, does encourage smaller, finer roots. I pay about $35 a bag as well, which I acquire from a vendor at my local bonsai show. Akadama (M) Bonsaijirushi 6-12 mm - 13 litres. Add a Comment. Akadama. It is supplied in. Akadama is a granular volcanic clay-like (although it is not clay) mineral which occurs naturally in Japan. 525 mm) Large - 1/2" in size (12. 93 g/mL at 25 °C (lit. I think it is a bit early to repot tropicals in Switzerland, even in warm conditions indoors, so that may have some bearing on the problem. #1. Sunset illuminates the. For any unfamiliar with the term, the essential thing to remember about CEC is that the higher a substance’s CEC, the more nutrients, in usable form, it can. Akadama is a specific type of volcanic clay found only in Japan. 1/1/1. Ed_Inc Yamadori. Đất Akadama là một loại đất sét nung chứa nhiều chất dinh dưỡng đặc biệt của nhật bản rất tốt cho cây trồng và có công dụng cải tạo đất trồng rất tốt. The term akadama is Japanese for the words “red” – the color of the particles – and “ball” – the shape of the. Friday 8 am–5 pm. Next is the 1/6 size. A cation is an ion with a positive charge and an anion. Outdoor Light: Part shade, Morning sun, Filtered sun, Full sun in cool summer climates. Flowers open to deep pink and darken with age. No preparo de um vaso para um bonsai, o Akadama deve. Akadama Shohin es muy recomendable para usar como suelo de acuario o para. Dry akadama Wet akadama. I use less akadama on the tree in training (25% or less). Yes this is what most all my tropicals are in. #1. The akadama imported from Japan for use in bonsai is only fired to the nominal temperature required to kill pathogens. Choose your options: Bonsai Soil Size. Akadama is a premium bonsai soil used by Japanese master gardeners. An excellent source of cut flowers, Akadama is ideal for mass plantings in the landscape, foundation plantings and even large containers on the patio. Some brands of akadama are exposed to temperatures around 300 degrees Celsius in order to kill any organic compounds found in the akadama. It is a natural product that comes from the volcanic regions of Japan, especially near Mt. That’s what encourages better root growth. Fortunately I haven't got any fish in there yet. All bags from all vendors looked the same; all vendors were selling the same brand. Pour bien entretenir votre bonsaï et pour qu’il se convertisse en un arbre vigoureux, nous disposons de substrats et engrais organiques, terres et argiles comme l‘akadama, pomiche ou Terrabonsai, musgo et des containers a engrais très pratiques. ’. What i didn't like was the color difference. 00. - One of the best component for bonsai soil mixes. It is called hydroton. Hardy reblooming hydrangea with large, deep pink blooms. Akadama is a mineral which results from the cooling and solidification of lava. Both Akadama and Kanuma soil are moderately acidic with pH of 5. Akadama Bonsai Soil Mix - 3 Quart. Akadama bonsai soil or clay based cat litter. This provides the tree with moisture while preventing compaction. Up to last year, Akadama was impossible to get in Brazil, as importing soil was forbidden. Is structurally stable for longer time (4-5 years). Estos son resultado de la espuma que genera la lava al enfriarse y solidificarse. Search titles only By: Search Advanced search…Akadama é o elemento mais adequado para formar o solo de qualquer bonsai, principalmente pela sua propriedade de coletar e, portanto, fornecer à planta os nutrientes necessários à sua sobrevivência, garantindo sempre uma excelente drenagem que evita o risco de podridão radicular. Es arcilla granulosa y roca erosionada, tiene un ph neutro y puede ser usada como sustrato único, es muy porosa, tiene un perfecto drenaje, suelta y buena aireación, retención de. I have one 14L bag of medium Akadama for sale. 95]Đất akadama hay còn gọi là đá Akadama, một loại đất trồng được sử dụng rất phổ biến khi trồng các loại cây cảnh, đặc biệt là bonsai. W. On top of this, the soil needs to be neutral to slightly acidic, which can rule out some soil material that can contaminate and make the solid more alkaline. . Stick a chop stick in the soil and leave it there. Often combined with fine lava rock or other aggregate material, Akadama provides excellent drainage and aeration for healthy root growth. 0-5. It’s easy to accidentally wash lava out of the pot when watering if you use a coarse spray of water. Within 2 weeks of planting in the akadama, they really came to life with new growth. But Double Red Line is the one can hold up under water the most without crumbling into mush. 3 reviews. 95 Total. What is Akadama? Akadama, a highly sought-after soil amendment, is a special type of volcanic clay originating from Japan. Akadama has been very difficult to get with all the issues. To make akadama, mix 85 percent clay (or bonsai soil) and 15 percent peat moss in a bucket or bowl. It makes a good drainage layer for all bonsai. It’s incredibly soft. Buy It Now +$21. Nous proposons également de nombreux articles décoratifs pour la maison, ainsi que des. Save 17%. However, there are many other great options out there, such as Bonsai Boy of New York and Kasoag lakes Bonsai. 5 and 6. From looking at it, it seems to be a mix of fine gravel, soil and some sort of clay. Price: Product $41. . Resist the temptation to keep adding more trees, tools and magic elixirs. When akadama breaks. Grano medio de 3-6mm. 2. Flower color is dependent on soil pH. Sep 15, 2023. I bought it from Eastern Leaf for $59 and will sell it for the same price. Diane Lund said: Regarding Akadama, we've been importing akadama direct from the double red line manufacturer for at least 7 years. The thing about using Akadama is always repotting young trees every 2 years, and old refined trees every 5 years. Trong bài viết bên dưới đây, hãy cùng với Khu Vườn Xanh đi tìm hiểu rõ. Also known as red-ball earth, akadama soil is a clay-like granular mineral used to grow bonsai trees and other potted plants. The akadama I use is substantially larger than the DE I buy. Se obtiene en excavaciones a cielo abierto, siendo una de las canteras más famosas los alrededores de la montaña Akagi-yama. This is face, or to be a bit more honest, the topless torso that launched a thousand bottles of Akadama Port Wine. Botanical Name. Description et composition : 100% Akadama. When they are dug out of the ground, both have about the same level of acidity. 590 Kč. Make sure you get the right sort and see if it does not falls apart in water or after been frozen. Over the last 4 years (I know, a short bonsai career) I've used 3 brands of akadama, all to varying success. Note: trees you regularly repot every year do great in a pure akadama mix. DIY : faire un pilea peperomioides en kokedama. I use it 50/50 with pumice for deciduous. If this is an actual drainage issue, shown by lack of proper drainage, and not root rot, which this description smacks of, do soji as @hemmy suggested. Table of. But I would Probly trust him to remain my hookup. if you order today. Oct 7, 2021. Put at at least 3 to 4 inches of akadama over the undergravel filter. Ships from California. Le pot de 70 litres, 120/140 cm. The lava is heavier and helps provide stability. Yes, I would like the Bonsai Drainage Mesh (10. Arrives soon! Get it by. No baking or firing is involved. $35. JFWOD 6lb Hard Akadama Bonsai Soil 3-6mm Small Grain for Cactus, Succulents, Bonsai Plants Soil Amendment, Prevent Over Water, Provides Optimal Water Retention, Fast Drainage Japanese Kanuma for Acid Loving Plant, Bonsai Tree Soil Mix - Small Grain (1. Hoy hablamos de la akadama, uno de los sustratos más famosos para el milenario arte japonés de miniaturización vegetal llamado bonsai. This makes them perfect for being used for growing succulents, many bonsai plants, and other indoor plants that thrive best under slightly acidic pH. Este componente posibilita mantener un nivel de humedad apropiada para el buen crecimiento de los. These roots grow quickly and help trees recover from the stress of repotting. The tsunami adversely affected at least one of the akadama mines, so the supply from it halted. 7. It can be combined with lava and akadama to create an all-purpose bonsai mix, or it can be used alone for recently collected trees. Akadama Bonsai ültető közeg. remarkably good effect. Akadama remains popular amongst all generations and is still found in stores across Japan today. It is firm and resistant. Feb 19, 2008. coltranem said: Yes bonsai outlet, tiny roots, and New England Bonsai Garden are all owned by the same person. Brand new. Akadama is a superior media for Bonsai and Orchids that has been tested over the centuries in Japan. Thats the point. How do you use akadama? Akadama is used in the cultivation of plants. 21lb. Also known as red-ball earth, akadama soil is a clay-like granular mineral used to grow bonsai trees and other potted plants. My Deciduous trees are:. 1K views, 37 likes, 4 loves, 7 comments, 3 shares, Facebook Watch Videos from Um Botânico no Apartamento: Conheça o substrato mágico AKADAMA que muda. ago. 95 Total. The recent issues we have had with Soft Diatomite i started to reevaluate other components and have b3een adding pumice ( from New Zealand) for about 2 years and find it excellent,. Take the plant out of the pot and remove any loose soil from around the roots. Unfired akadama is MEANT to break down into smaller particles as feeder roots develop. So, just when the tree starts to demand more water, the akadama is providing it. Oct 10, 2020. tall and 3 ft. As it turned out, the ban was only temporary, but. It is used either straight or mixed with other components to make up a suitable mix. Akadama. Contact Jonas at "bonsai. 141 soldThe best potting soil mix for Chinese Elm bonsai is 50% akadama clay, 25% volcanic ash rock, and 25% pumice. 3 gallon. Not on a strict schedule. S. youngsai Mame. Apparently in Japan it's beeing used a lot for mesembs, too. Just a waste this early on. 33,00 EUR −17%. Online Retail Sales Akadama is used in growing succulents and bonsai. Annals of Wine Marketing #2 - Akadama. 98% Mg0 (magnesium oxide) 2. Kanuma is less widely available in North America than akadama. May 23, 2022. It is surface-mined, immediately sifted and bagged, and supplied in various grades; the deeper-mined grade are somewhat harder and more useful in horticulture than the more. if you want your product to be an akadama replacement, don’t fire it to 600C. Common Name. 5 and 5. I opened them today, June 21, 2014. for me, my go to mix for deciduous is aoki blend which is 80% akadama, 15% kiyru, 5% lava for conifers i like a mix 60% akadama, 20%. Used widely in Japan for growing succulents and bonsai, Akadama is a form of volcanic pumice. 0 when using Akadama, which is ideal for many shrimp species. Mix 1 - 40% pumice, 40% akadama, 20% sieved cactus compost. ca, too much for me, and. Potential Akadama/Bonsai Soil Research. Small for shohin and trees that prefer finer grain, like maple. The coarse-grained mixtures are used to improve drainage in the lower part of the bonsai substrate, the fine-grained mixtures as top layer. It is then dried and sieved to separate it into various sizes. down, it hold more water, due to the greater surface area. Akadama is a fundamental component of bonsai soil. It is used throughout Japan as a potting medium for both bonsai and general gardening purposes. At the Grille, the company is. Even better, akadama particles slowly break down over time. Water. 5euros 3) Lava roja de 2 a 6mm se compra al peso 1 euro el kilo (compraría 2kg). Akadama as a substrate and seeing equivalent plant growth to ADA Aquasoil. Produit utilisable en agriculture biologique : Oui. ago. #1. Messages 900 Reaction score 374 Location Southwest VA USDA Zone 6B Jan 2, 2014 #11 Anybody had luck with franchise chains that carry dry stall/pumice or crushed lava? I was finally able to. This means it can be quite expensive. Thread starter youngsai; Start date Feb 15, 2014; Y. If anyone is interested I'm selling 2 quart of premium bonsai soil mix: Japanese akadama, lava rock, hyuga pumice. I also use recycled Akadama as a partial ingredient in general purpose. Diane Lund said: Regarding Akadama, we've been importing akadama direct from the double red line manufacturer for at least 7 years. Although red clay is not as acidic as peat moss, it is slightly acidic and is still able to provide essential nutrients for. Pros: Akadama has excellent properties for a succulent soil. Unfortunately price and unreliability of supply in the USA means that this is not always possible. Often combined with fine lava rock or other aggregate material, Akadama provides excellent drainage and aeration for healthy root growth. It is surface-mined, immediately sifted and bagged, and supplied in various grades; the deeper-mined grade are somewhat harder and more useful in horticulture than the. Cách sử dụng đất akadama hiệu quả. Of course, at some point, it needs to be changed out, and that us our responsibility to observe how the water moves thru the pot and take appropriate action. 59 $ 11. I don't use it at all with my conifers because I don't want to. Akadama is a mined product, and the quality varies from mine to mine. The Akadama can be mixed with pumice, volcanic lapilli, zeolite and perlite to. 15%. I use It I place of akadama. Hard Premium Akadama - 2 Quart Bags. ago • Edited 9 yr. Jun 9, 2009. That summer, both trees in 100% akadama declined in health, with leaves turning brown, curling, and eventually falling off. There, a particular combination of soil minerals and heat from subsurface volcanic activity come together to produce a clay with a structure based on tiny tubes rather than tiny plates. Bonsai soil – 1/3 lava, 1/3 pumice, and 1/3 akadama – also produced very healthy orchids. This is due to its high acidity, which helps to create a slightly acidic environment that is optimal for the growth and. I did this with 2 of the youngest trees (trunk about 1-1. The Outerbridge Park is a wildlife and bird sanctuary, and the many other gardens include the 3 B’s Garden (Birds, Bees and Butterflies), and Takata Japanese/Zen, Bonsai and. Both Akadama and Kanuma substrates are mostly used for bonsai in these parts of the world. SUCCULENTS AUSTRALIA - ph 0423307830. This one Akadama soil composition defined. Harder akadama can be mixed into more free draining soil blends. The organics were decomposed by fungus and bacteria, leaving only the Humic, Fulvic acids and compounds that were indigestible by microbial action. The Butchart Gardens are located in Victoria, BC and are one of the most beautiful attractions in the area. E. It is a high fired clay that is used as a growth medium in hydroponics. ) Store at +5°C to +30°C. $48. Container/Amount. It is mostly composed of minerals such as iron, magnesium, and potassium as well as many other trace elements. 5 qt. The best potting soil mix for Juniper bonsai is 34% akadama clay, 33% volcanic ash rock, and 33% pumice. . #1. white powder, tasteless, odorless. He settles for a liftable other at 500. 95 shipping. Messages 3,817 Reaction score 1,156 Location Western NC USDA Zone 7-8 Dec 2, 2011 #7SAkadama Bonsai Growing SubstrateSakadama is a product developed and manufactured in South Africa. Granted, soil mixtures vary based on plant species and locations, but he (as well as almost all bonsai professionals and established reputable hobbyists) recommends a mixture of lava, pumice, and akadama. And the oil-dry I buy from NAPA is 100% DE. (Improper chopsticking is also a common reason for rookies). I tried Akadama when we at Ausbonsai first obtained some from Perth a few years ago. Choose your options: Akadama Shohin Grain Size. to 10 ft. Description. I've already read the Bonsai soil page on this website and I'm going with the Deciduous 50% Akadama, 25% Pumice, and 25% Volcanic Lava Rock recommendation. 2lb. As long as it's "hard type", it should be fine. If you are into bonsai,I get algae growth sometimes and only use synthetic fertilizers. Hola, He encontrado una web aquí en Polonia que me puede vender Akadama y Lava. I actually wash/heat/sift and reuse the my media and find 1/3 to 1/2 of the akadama remains useable of size, So that should factor in. Akadama. AddI recently purchased four trees from a guy on my local Craigslist. It is often used as soil for bonsai trees, as well as other plants that are grown in containers. Once mined, akadama soil is sifted immediately and packaged in different sizes. So, just when the tree starts to demand more water, the akadama is providing it. 7% Cao (calcium oxide) 0. Cutty Aussie Bonsai Fan Posts: 6 Joined: April 13th, 2020, 1:55 pm Bonsai Age: 0 Has thanked: 3 times. The akadama does break down, but it still drains well and creates a very good environment for long term, SLOW, root growth. Hard Premium Akadama - 2 Quart Bags. I’ll send you the photo of the bag if you’d like to dispute that. I’m not refuting your study, but for what it’s worth, the study Appalachian bonsai did found DE to be more water rententive than Akadama. Evergreen and deciduous shrubs that generally stay between about 4 to 8 feet high without any pruning whatsoever or with only very minimal pruning. Hydrangeas are easy to grow deciduous shrubs that prefer partly shaded areas of the garden with a rich, moist soil. Many growers of succulents even grow their succulents and cacti in pure akadama!2. Botanic is built around a love of nature and love for people. It does not decompose in water either. Akadama (赤玉土, akadamatsuchi, red ball earth) is a naturally occurring, granular clay-like mineral used as soil for bonsai trees and other container-grown plants. 99 + $99. 5, respectively. Gently arrange the roots into a loose ball. Perlite is. This product is called Sakadama (SA in this name stands for South African). This Akadama bonsai soil Mix provides excellent drainage and aeration for healthy root growth. 70% akadama and 30% pumice i like more. 7 October. Thread starter youngsai; Start date Feb 15, 2014; Y. Here is a heating and drying extraction process that can eliminate any type of bacteria and even a small trace of parasites and so that you will get the sterilized and safe final product. Hydrangea macrophylla 'SK2DAMA'. For conifers from the desert and high mountains use medium size mix (3/8” – 5/16”). 2. Winter hardy to USDA Zone 6. Di Tokopedia kamu bisa juga cek daftar harga Akadama November 2023 terbaru setiap harinya. Please keep in mind that the admission deadline is set at 17:00, which means visitors should arrive before this time to ensure entry. It's lightweight and resists breaking down with. Jump to Latest Follow 16K views 17 replies 13 participants last post by Tanman19az Aug 3, 2012. hard akadama is hard to break between your fingers when dry. This ensures that 99. I think it's more about how wet the akadama stays but the nutrient load can supercharge algal growth as well. Akadama is just an over priced soil promoted by bonsai store to make money. Akadama means "red ball earth" in Japanese, because of its color and shape. It can be used alone or mixed in as an amendment to other soil substrates such as lava rock, pumice, stone, peat moss, bark, etc. Foliage. Having never seen Akadama in person, I was surprised at how soft it is. . Take away any loose soil and try to shape the roots into a round ball. Prune out weak or winter-damaged stems in late winter/early spring. And the reason given was to reduce costs and the subsequent use of Akadama. sorce Nonsense Rascal. Akadama soil is a naturally occurring, clay-like mineral. Now, there are two "kinds" of Akadama, the cheap, soft - read BAD one - used mostly in gardens in Japan; and the hard, expensive Akadama - read GOOD one - used for bonsai. Akadama hard quality should be taken if the bonsai remains longer than 3 years without repotting in the bonsai pots. Specialties: At Botanic, there is a space for every moment--whether you are looking to gather together for dinner, meet friends for a drink and live music, sip coffee in a corner of the Market, or meander through the Greenhouse for gardening inspiration. Hydrangeas are easy to grow deciduous shrubs that prefer partly shaded areas of the garden with a rich, moist soil. Hard Premium Akadama - 2 Quart Bags. Jump to Review. It’s a heavy bloomer and rated down to zone 5. It's an ideal ingredient for every soil. Retourner sur la page d'accueil. We also have hills of seawater clay, very durable at 5 mm and able to. Developed to be a lower cost alternative to Akadama, it now has the added benefit of being more readily available. It can be found in the Criptomerie forest which is nearly 3 meters under the ground. Akadama is the most suitable element to form the soil of any bonsai, especially for its property of collecting, and therefore providing the plant, the nutrients necessary for its survival, while always guaranteeing an excellent drainage that avoids the risk of root rot. Akadama is a fired clay that retains its form when dry and absorbs water when wet. It is light brown, which explains its name, ‘redball earth. El sustrato akadama es un tipo de arcilla utilizada en la jardinería de bonsai. DaveV said: I was in a hydroponics store recently and saw a very large bag of small round pebbles that looked very much like akadama - It even had a red color similar to akadama. La akadama tiene una gran capacidad de retener el agua y los nutrientes necesarios para el crecimiento de la planta, al mismo tiempo que permite una buena circulación del aire. 5") Plastic. In the wild, you never see communis grow on clay soils for that reason, I believe. guyatwork37 • Denver, CO; Zn. Put at at least 3 to 4 inches of akadama over the undergravel filter. Akadama, particularly when mixed with other media, is a great medium for growing bonsai (see "All about akadama" for details). I'm just wondering if anyone has experience with. [1] While akadama is more costly than alternative soil components, it is prized by many growers for its ability to retain water and nutrients while still providing porosity and free drainage. Commonly Pumice and decomposed granite. El caso es que pensaba comprar: 1) Sustrato de Coco 1euro 650gr (Solo por aprovechar el pedido) 2) Akadama de 3-5mm 2L por 3. . Like coast redwoods, cryptomeria and hinoki bonsai can benefit from higher akadama mixes. Aluminium wire available sizes: 1 1,5 2 2,5 3 3,5 4 4,5 5 5,5 6 mm Size of the roll: 20cm wide Weight of the roll: 500g Copper wire available sizes: 0,6 0,8 1 1,2 1,5 1,8 2 2,5 3 3,5 4 4,5 5 6 mm Size of the roll: 35cm wide. It's an ideal ingredient for every soil mix and works with all bonsai trees. 6. Bucket- to mix in. The unique characteristic of Akadama makes it porous. The only problem is that it is like the small sized akadama. Since Akadama is on the pricey side I reserve it for my more quality trees. It prevents water from pooling around the roots, a condition that can lead to root rot and other diseases. Any tree in a bonsai pot was!using at least 30 % akadama, considered Mid Range trees do best in a rather equal split of Akadama, Pumice and Lava. So, for a while, we were receiving lower quality akadama. This holds water and slowly breaks down over time. Best to mulch plants year-round with 3″ of shredded bark, peat or compost. Japanese Hard Ibaraki Akadama for Cactus & Succulent, Bonsai Soil Mix - Large, Medium/Large and Small Grain Size - 14 Liter. These roots grow quickly and help trees recover. The Akadama works similar to a cation exchange resin used in domestic water systems for softening water except rather than exchange. Akadama is a clay like material found in Japan and is a great soil component for bonsai trees due to its water retention. 157 kg kg−1 by weight. ago. HARD AKADAMA (neutral pH) Akadama can be made harder if baked in the sun. its own, mixed with Kanuma and/or gravel and other media to. Loại đất này có hàm lượng dinh dưỡng tương đối cao vì vậy được rất nhiều người lựa chọn. It is a volcanic clay that is mined from a depth of about three meters from old Japanese Cryptomeria forests. 00. akadama soils used: akadama 100% for non conifers, when i don't need a lot of growth. Looking for Bonsai Soil? Check out our website is entirely unique and can't be fairly compared to any other mineral, so let's deal with that first. Akadama is a natural clay-like mineral soil that is great for plants grown in containers such as Bonsais and Kokedamas. Akadama soil is mined in Japan from volcanic soil. The akadama was high quality and was purchased from a Japan-trained artist in Oregon. When repotting, the center of root ball does look like a big moist ball of clay filled with small particles of akadama mixed with pumice and lava. It has many unique qualities, one of which is that when it is wet it has a darker colour so indicates. A friend of the nursery owner suggests a means to lighten the weight. Kanuma soil is one of the two most popular soils along with Akadama used in Japan for gardening and growing indoor plants. Akadama (赤玉土, akadamatsuchi, red ball earth) is a naturally occurring, granular clay-like mineral used as soil for bonsai trees and other container-grown plants. Used in bonsai because it is free draining whilst retaining moisture, micro pourous and inert - you can add the nutrients as needed and surpus washes away. Akadama (赤玉土) is a type of soil that is used for growing bonsai trees and other plants in containers. Shot of all 3 sizes in buckets. Baseball is in our blood. Ingredients: Si02 (silicon dioxide) 42. The akadama does break down, but it still drains well and creates a very good environment for long term, SLOW, root growth. Harder akadama can be mixed into more free draining soil blends. This is even more important with the added glass layer of a terrarium. SUCCULENTS AUSTRALIA - ph 0423307830. Akadama is a popular aquarium substrate because it can basically buffer the pH of the water, so if your gravel is akadama it will keep the pH stable and the fish or shrimp will be more happy. Akadama is a Japanese Red Clay Soil/substrate, that almost every Bonsai professional and enthusiast agree is a must for growing Bonsai. And the reason given was to reduce costs and the subsequent use of Akadama. Základ substrátu sa prevracia, drví, triedi. Oct 7, 2021.