Bio Rootbooster

An organic root stimulator based on algae extracts. Gives your plants an ideal start by stimulating a healthy development of the root system.

(20 customer reviews)

From:  25,75

Number liters
Price per liter
Free shipping included:
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  • All prices include taxes
  • Track & trace
  • Packed clean and dry in boxes
  • Delivered within one to three business days
  • Environmentally conscious and sustainable transport
  • Exchange or return within 30 days

Cellmax Bio Rootbooster is a powerful and 100% vegetable root stimulator for young plants. Stimulates rapid and vigorous growth of the root system.

A certified organic and 100% vegetable root stimulator based on algae extracts. Ensures explosive root growth and development of more root hairs. This allows a better absorption of nutrients, resulting in stronger and healthier plants. Bio Rootbooster also helps to reduce stress when repotting (transplanting). This improves the resistance of your plants and reduces the risk of diseases. Use Bio Rootbooster on young plants, for the development of seeds and on unhealthy plants. Cellmax Bio Rootbooster is rich in organic trace elements, vitamins, amino acids and has a vitalizing effect on plants.

Bio Rootbooster is a vegetable mixture and suitable for every growing style and substrate choice.

Cellmax Bio-Rootbooster is certified by Control Union. This makes it suitable as input for organic agriculture and horticulture on the basis of EC Regulations 889/2008 and 834/2007.


  • 100% vegetable
  • Stronger roots
  • More root hairs
  • Better absorption of nutrients
  • Vitalizing effect on plants
  • NPK 0-0-1
  • Certified for organic agriculture and horticulture

Watch product video


Shake well before use.

Use 4ml per liter of water. Apply with each watering until the root system is fully developed. Can also be used as a pre-treatment for substrates.

Bio-Rootbooster can also be sprayed directly on the leaves of the plant. When used as a spray, use 2ml to 1 liter of water.

Do not store the solution for more than 48 hours. Do not mix with hydrogen peroxide.


Keep bottle closed in a cool, dark and frost-free place. Keep out of reach of children.


Certified by Control Union. Suitable for organic agriculture and horticulture.


We are therefore transparent about how we make our products. You can read the complete composition of all products on the packaging. This way you know exactly what you are growing and what you are eating.

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  • 20 reviews

    1. Eugenie W.

      Gezonder voor de planten.

    2. Walter

      Werkt prima. Heel tevreden.

    3. Anoniem

    4. Damien

    5. Laur Bemer

    6. Bruno Van Haudenhuyse

    7. Robin

    8. Julien

      Parfait ! Les plantes l’apprécient vraiment que ce soit pour un rempotage ou après avoir subi un stress. Excellent produit et bio en plus 👍

    9. Anoniem

    10. Anoniem

      Top product, doet wat het belooft

    11. Caroline Hübner

      Veel sneller ontkieming en wortelvorming plus je krijgt er ook meer krachtige jonge planten mee

    12. benjamin antonioli

    13. David

    14. Pascal Heustache

    15. Anoniem

    16. Lisa

    17. zarak

      remi tu peut me donner des conseil?,,????

    18. zarak

      je vais faire mon premier test

    19. Rick Gijsbertsen

    20. Remi

      On l’attendait avec impatience pour l’avoir eu en echantillon dans le terreau a son lancement, un vrai bonheur efficace et bio, la gamme cellmax bio est je pense sur le marché une des rare gamme ENTIEREMENT organic bio et a ce prix et cette qualité il n’y a pas de concurence, MERCI CELL MAX ❤️

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