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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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  • Zeolite grain size 3-8 mm. 2 L bag

    €7.94

    Zeolite bonsai soil. Grain size 3–8 mm in 2 L bag. The use of Zeolite in the mixtures improves the quality of the soil. Its porosity helps the root system of the bonsai by favouring the absorption of nutrients, and its drainage capacity also helps the roots to avoid problems derived from excess of water. It allows extending the time between transplanting.

    Approximate dimensions: 18 x 30 x 5 cm

  • Yorkey Liquid Fertiliser 35 ml.

    €0.80

    Yorkey Liquid Fertiliser 35 ml (1 small bottle). Liquid fertiliser, especially recommended for bonsai and potted plants; suitable in times of stress, post re-potting, recovery, etc. As well as to promote sprouting, flowering and growth.

    Special price for 10 units box

  • Volcanic soil grain 3 - 5 mm. 2 L bag

    €6.15

    Volcanic soil for bonsai. Grain size from 3 to 5 mm. 2 L. The use of this soil in the mixtures ensures a draining soil for your bonsai, allowing the oxygenation and preventing the compaction and the consequent problems with the roots. It allows a longer period of time between repotting.

    Approximate dimensions: 18 x 30 x 5 cm

  • VITABONSAI Bonsai Invigorating 30 cc.

    €10.45

    VITABONSAI Invigorating 30 cc. Restorative product that allows the rapid recovery of weak bonsais.

  • Substrate TERRABONSAI 2 L.

    €6.85

    Substrate TERRABONSAI 2 L. It is a homogeneous mixture of blond peat, volcanic clay and Akadama that results in a substrate with unique characteristics.

    Complete your repotting pack! Add Vitabonsai, a liquid fertilizer especially indicated for use after repotting, and Akadama small-grain substrate (2 l) to the product. 

  • Substrate KIRYUZUNA small grain 2 L

    €8.85

    Substrate KIRYUZUNA small grain (3-6 mm) 2L approx. This Japanese hard grain substrate is used to increase the drainage and the duration of the substrate in which we grow our bonsais.

  • Special repotting. Soils for evergreen bonsai

    €31.90

    Special repotting. Soils for evergreen bonsai. This kit is a combination of soils we recommend for preparing ideal mixtures for evergreen bonsai such as Olea, Pyracantha, Citrus, Cotoneaster and indoor bonsai in general.

    Includes: Terrabonsai 2 L, Akadama 2 L, Pomice 2 L, Vitabonsai and sticks.

  • Special repotting. Soils for deciduous bonsai

    €34.85

    Special repotting. Soils for deciduous bonsai. This kit is a combination of soils we recommend for preparing ideal mixtures for deciduous bonsai such as Acer, Punica, Malus, Morus, Ficus carica or Ginkgo.

    Includes: Terrabonsai 2 L, Akadama 2 L, Zeolite 2 L, Vitabonsai and sticks.

  • Special repotting. Soils for conifers bonsai

    €28.95

    Special repotting. Soils for conifers bonsai This kit is a combination of soils we recommend for preparing ideal mixtures for coniferous bonsai repotting, such as Pinus, Juniperus, Taxus, Podocarpus, Pseudolarix, Metasequoia and others.

    Includes: Akadama 2 L, Kiryuzuna 2 L, Vitabonsai and sticks.

  • Special repotting. Soils for acidophilic bonsai

    €26.60

    Special repotting. Soils for acidophilic bonsai. This kit is a combination of soils we recommend for preparing ideal mixtures for acidophilic bonsai such as Azalea, Camelia or Gardenia, which require a lower pH level than the rest.

    Includes: Terrabonsai 2 L, Akadama 2 L, Pomice 2 L, Vitabonsai and sticks.

  • SAKADAMA small grain...
    • -€8.60

    SAKADAMA small grain substrate (3-5 mm) 14L

    €22.94 -€8.60 €31.54

    SAKADAMA small grain substrate (3-5 mm) 14L. 

    Sakadama is a substrate with properties and characteristics suitable for bonsai cultivation. Guarantees the absence of dust and pathogens. It offers great resistance to degradation and excellent water and nutrient retention.

    Product available only for shipments to Spain, Portugal, Germany and France.

  • Pomice bonsai soil. Grain size 3 to 8 mm. 2 l

    €4.95

    Pomice. Bonsai soil. Grain 3 to 8 mm. 2 l. One of the most used soils by bonsai lovers, especially in the cultivation of conifers. It offers excellent qualities for cultivation, particularly its capacity of water and nutrient retention, drainage and oxygenation of the roots. It allows to extend the time between repotting.

    Approx. dimensions: 28.5 x 17.5 x 4.5 cm

  • NUTRIBONSAI ECO Bonsai Fertiliser 250 ml.

    €9.24

    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 Bonsai...
    • On sale!
    • -5%

    NUTRIBONSAI Bonsai Fertiliser 250 ml.

    €8.78 -5% €9.24

    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.

  • Natural active liquid...
    • On sale!
    • -5%

    Natural active liquid BIO-GOLD VITAL 500 CC.

    €48.38 -5% €50.93

    Liquid fertiliser BIO-GOLD VITAL 500 CC. It is a revitalizing and stimulating tree growth. It is composed of natural vitamins and amino acids. and its effect is immediate, but it can also be added to irrigation water.

  • Liquid bonsai fertiliser...
    • -20%

    Liquid bonsai fertiliser Green King 460 gr.

    €80.76 -20% €100.95

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

  • Kanuma Small Grain Substrate 2 l.

    €8.30

    Kanuma Small Grain Substrate 2 l (2-8 mm). The classic Japanese grained soil in which azaleas and trees that live on acid soils are cultivated.

  • HIRYO-GOLD organo-mineral fertiliser -...

    €31.61

    HIRYO-GOLD organo-mineral 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.

  • HIRYO-GOLD organo-mineral fertiliser - Growth...

    €20.35

    HIRYO-GOLD organo-mineral fertiliser - Growth and prebonsai 350 gr. 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 promete the growth of bonsai that are in the farmation phase, without posing risks to the trees.

  • HIRYO-GOLD organo-mineral fertiliser - Growth...

    €31.61

    HIRYO-GOLD organo-mineral 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 promete the growth of bonsai that are in the farmation phase.

  • HIRYO-GOLD organo-mineral fertiliser - Flowers...

    €20.35

    HIRYO-GOLD organo-mineral 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 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.

  • HIRYO-GOLD organo-mineral fertiliser - Flowers...

    €31.61

    HIRYO-GOLD organo-mineral 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.

  • HIRYO-GOLD organo-mineral fertiliser -...

    €20.35

    HIRYO-GOLD organo-mineral 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.

  • HIRYO-GOLD organo-mineral fertiliser -...

    €31.61

    HIRYO-GOLD organo-mineral 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.

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!