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Substrate and fertilisers

If you are interested in buying the best substrates and fertilizers for your bonsai and pampering it as it deserves, browse our catalogue and find the best products in the bonsai world.

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  • AKADAMA Medium grain (6-12 mm.) Substrate 14 l.

    €30.75

    AKADAMA Medium grain (6-12 mm.) Substrate 14 l. approx. The classic Japanese grained land in which bonsai are grown.

  • AKADAMA SHOHIN grain (0-2 mm) Substrate 14 L. approx.

    €38.94

    AKADAMA SHOHIN grain (0-2 mm) Substrate 14 L. approx. The classic Japanese grained land in which bonsai are grown.

  • AKADAMA Substrate. Small Grain 2L.

    €7.68

    AKADAMA Substrate. Small Grain 2L. The classic Japanese grained soil used for cultivating bonsai. Due to its semi-hard granulated structure, this substrate allows the perfect aeration of the roots, which benefits their development inside the small flowerpots where bonsai are planted.

  • AKADAMA TOCHIMI-GREEN 14 L small grain

    €29.95

    AKADAMA TOCHIMI-GREEN 14 L small grain. Japanese growing substrate ideal for bonsais. It is a clay with a high micropores content, which provides it with a great water and nutritional elements retention capacity

  • Bamboo charcoal small grain 5L approx.

    €31.94

    Bamboo charcoal small grain 5L approx.

  • Sustrato AKADAMA grano pequeño 2 l.
    • On sale!

    Basic re-potting Pack

    €24.02

    Basic re-potting Pack. In this pack you will find the most basic products to enable you to repot your bonsai.

  • Rejillas 35x35 mm.
    • -€2.85

    Essential re-potting Pack

    €25.95 -€2.85 €28.80

    Essential re-potting Pack. Already have all the necessary tools to repot your bonsai, but you are you missing some things? Here is a pack with the most essential products for re-potting.

  • HIRYO-GOLD bonsai fertiliser - Growth and prebonsai 1 kg.

    €31.61

    HIRYO-GOLD bonsai fertiliser - Growth and prebonsai 1 kg. lt is a fertiliser indicated for the cultivation of all species of bonsai and pre-bonsai. Due to its high general content in nutrients and especially in nitrogen, this fertiliser favours the rapid and vigorous growth of trees; being indicated to promote the growth of bonsai that are in the formation phase.

    N10 - P6 - K8

  • HIRYO-GOLD bonsai fertiliser - Growth and prebonsai 350 gr

    €20.35

    HIRYO-GOLD bonsai fertiliser - Growth and prebonsai 350 gr. lt is a fertiliser indicated for the cultivation of all species of bonsai and prebonsai. Due to its high general content in nutrients and especially in nitrogen, this fertiliser favours the rapid and vigorous growth of trees; being indicated to promete the growth of bonsai that are in the farmation phase, without posing risks to the trees.

    N10 - P6 - K8

  • HIRYO-GOLD organic bonsai fertiliser - Coniferous 1 kg.

    €31.61

    HIRYO-GOLD organic bonsai fertiliser - Coniferous 1 kg. lt is a fertiliser indicated far the cultivation of all species of bonsai belonging to the class of Conifers. The balance between macronutrients is ideal for both fast-growing conifers and less vigorous species. Hiryo Gold Conifers is especially indicated to avoid the typical and unwanted desiccation of conifers. lts compo­sition contains an extra magnesium creating a greater resistance of the trees against the fungi that cause drying.

    N6 - P3 - K4 + Mg

  • HIRYO-GOLD organic bonsai fertiliser - Coniferous 350 gr.

    €20.35

    HIRYO-GOLD organic bonsai fertiliser - Coniferous 350 gr. lt is a fertiliser indicated far the cultivation of all species of bonsai belonging to the class of Conifers. The balance between macronutrients is ideal for both fast-growing conifers and less vigorous species. Hiryo Gold Conifers is especially indicated to avoid the typical and unwanted desiccation of conifers. lts compo­sition contains an extra magnesium creating a greater resistance of the trees against the fungi that cause drying.

    N6 - P3 - K4 + Mg

  • HIRYO-GOLD organic bonsai fertiliser - Flowers and Fruits...

    €31.61

    HIRYO-GOLD organic bonsai fertiliser - Flowers and Fruits 1 kg. Hiryo Gold Flowers and Fruits prevents the degradation of the substrate, while increasing the number of beneficial microorganisms in the soil. Due to its high content of phosphorus and potasslum, it is especially suitable for the flowering and fruiting proces­ses of trees, additionally strengthening the roots. lt is also ideal for the cultivation of all bonsai and acidophilic species, such as azaleas, gardenias or camellias, as well as providing extra resistance against diseases and adverse conditions.

    N4 - P6 - K8

  • HIRYO-GOLD organic bonsai fertiliser - Flowers and Fruits...

    €20.35

    HIRYO-GOLD organic bonsai fertiliser - Flowers and Fruits 350 gr. Hiryo Gold Flowers and Fruits prevents the degradation of the substrate, while increasing the number of beneficial microorganisms in the soil. Due to its high content of phosphorus and potassium, it is especially suitable for the flowering and fruiting proces­ses of trees, additionally strengthening the roots. lt is also ideal for the cultivation of all bonsai and acidophilic species, such as azaleas, gardenias or camellias, as well as providing extra resistance against diseases and adverse conditions.

    N4 - P6 - K8

  • HIRYO-GOLD organic bonsai fertiliser - Maintenance 1 kg.

    €31.61

    HIRYO-GOLD organic bonsai fertiliser - Maintenance 1 kg. lt is a fertiliser indicated for the cultivation of all species of bonsai due to its balanced composition. lt maintains the vigour of the trees and the bright green colour of its leaves. lts organic iron content is ideal far use in conditions that make it difficult to assimilate this nutrient, such as the use of water with high lime content, thus avoiding chlorosis that turns the leaves yellow, reducing the vigour of the trees.

    N6-P4-K4-Fe

  • HIRYO-GOLD organic bonsai fertiliser - Maintenance 350gr.

    €20.35

    HIRYO-GOLD organic bonsai fertiliser - Maintenance 350gr. lt is a fertiliser indicated for the cultivation of all species of bonsai due to its balanced composition. lt maintains the vigour of the trees and the bright green colour of its leaves. lts organic iron content is ideal far use in conditions that make it difficult to assimilate this nutrient, such as the use of water with high lime content, thus avoiding chlorosis that turns the leaves yellow, reducing the vigour of the trees.

    N6 - P4 - K4 + Fe

  • Introductory re-potting Pack
    • On sale!
    • -10%

    Introductory re-potting Pack

    €29.07 -10% €32.30

    Introductory re-potting Pack. New to re-potting bonsais ? In Mistral Bonsai we have prepared a pack with all the most essential tools and products to enable you to carry out this task comfortably.

  • KANUMA small grain 16 L approx. (2-6 mm).

    €27.95

    KANUMA small grain 16 L approx. (2-6 mm).. Approx. dimensions (width x depth x height): 55.0 * 37.5 * 9.0 cm.

  • KIRYUZUNA mix grain 10 L approx. (1.5-14 mm).

    €21.36

    KIRYUZUNA mix grain 10 L approx. (1.5-14 mm).. Approx. dimensions (width x depth x height): 47.0 * 32.0 * 10.0 cm.

  • Liquid bonsai fertiliser...
    • -20%

    Liquid bonsai fertiliser Green King 460 gr.

    €78.41 -20% €98.01

    Liquid fertiliser Green King 460 gr. Organic Japanese liquid fertiliser with a great invigorating effect on bonsais.

  • Maintenance Kit Mistral Bonsai.

    €34.36

    An ideal kit for beginners. It contains the essential tools for bonsais’ care, a bottle of one of the best bonsai fertilizers and, the Care and Advices guide in which you will find the practical way to take care of your first bonsais.

    Add a Carmona bonsai to your selection if you wish.

  • NUTRIBONSAI ECO Fertiliser...
    • -35%

    NUTRIBONSAI ECO Fertiliser 250 ml.

    €5.66 -35% €8.71

    NUTRIBONSAI ECO Fertiliser 250 ml. Organo-mineral liquid fertiliser. It is a very balanced fertiliser that provides organic material to the substrate, thus favouring the development of the roots and increasing the vigour of the bonsai.

  • NUTRIBONSAI Fertiliser 250 ml.
    • -29%

    NUTRIBONSAI Fertiliser 250 ml.

    €6.17 -29% €8.71

    NUTRIBONSAI Fertiliser 250 ml. Special complete mineral liquid fertiliser to be dissolved in the irrigation water. This fertiliser contains all the nutrients necessary for the proper development of bonsais.

  • Organic Fertiliser Container 10 u 3.5 cm diam.

    €4.49

    Organic Fertiliser Container 10 units of 3.5 cm diam. These containers are used to protect the balls of organic fertiliser, preventing birds and pets from eating them.

  • Organic Fertiliser Container 10 u 4.5 cm diam.

    €5.08

    Organic Fertiliser Container 10 units of 4.5 cm diam. These containers are used to protect the balls of organic fertiliser, preventing birds and pets from eating them.

Buy substrates and fertilizers for bonsai

In this section of our online store, you can buy substrates and fertilizers for bonsai of the best quality and with the guarantee of Mistral Bonsai.

To take good care of your bonsai and so it becomes a vigorous tree, we have organic substrates and fertilisers, soils and clays such as akadama, pomice or Terrabonsai, moss for planting and practical compost containers.

In addition, we offer you the most suitable products to maintain the health of the trees and fight pests and diseases such as fungi, insects or the red spider, from phytosanitary to revitalising and invigorating products that are easy to use, such as Nutribonsai Eco or Naturbonsai.

Find the best substrates and fertilisers for bonsai and buy them online with a money-back guarantee!