• Photo d'un bidon d'OSIRYL, un stimulateur de croissance racinaire liquide créé par Frayssinet
  • Authorized in organic agriculture
  • Photo d'un bidon d'OSIRYL, un stimulateur de croissance racinaire liquide créé par Frayssinet
  • Authorized in organic agriculture


Root growth stimulator
AMM N° 1030003
approved for use in organic agriculture


  • Optimizes nutrition and growth
  • Optimizes water and mineral absorption
  • Improves productions
  • Preventive and curative
  • Free from any toxicological classification.

Certified on any type of crop, at the rate of 5 to 20 l/ha per application
(1 to 16 applications per growing cycle according to each crop).
Thoroughly shake the bottle before use.
Store away from frost and heat.

Instructions for use: Osiryl must always be diluted in the watering or treating water.
Either by drip irrigation or sprinkling OSIRYL is applied at the end of the irrigation cycle and at a concentration of 2 ‰, at a dose of 5 to 10 l/ha.
In spraying, OSIRYL is applied in a minimum water volume of 200 l/ha in rainy conditions or followed by watering, from 10 to 20 l/ha.

Restart of root development: in spring  – Planting, replacement plants: on planting – Nurseries: when plant regrowth begins.

Market gardening produce in soil
In open field and greenhouse at the start of growth:
on planting (or at plant germ stage) – Restart of root development during growth: at sensitive growth stages – Nurseries: Sprinkling or ground spraying: Regrowth of young plants (at the plant germ stage, 2 or 3 leaves) – Nurseries: incorporation into the crop subtratum followed by spraying: before sowing, planting out or repotting and during growth

Market gardening produce off soil
Nutrition at early growing time (tomatoes, strawberries, cucumbers, etc.):
 from planting out – Restart of root development during growth: at sensitive growth stages – Nurseries: incorporation into the crop subtratum followed by spraying: before sowing, planting out or repotting and during growth.



10 litres bottles

  • Traceability of raw materials.
  • Research centre with in-house laboratory laboratory on the manufacturing site and sample bank.
  • Guaranteed control and dosage of all batches of finished products. Accuracy 1/1000.
  • 0% urban waste.
  • Biotech C2A Approved Active Composting: Original Frayssinet biotechnological process ensuring the hygienisation of animal matter (70°C, 1 hour) and pre-humification of combinations of organic matters.
  • Composting accreditation. HACCP approach. Hygienisation process recognized at European level. As to compost turnings and control of thermophilic phases. Accreditation FR81231001 EC Regulation 1069/2009.
  • Member of the Interprofessional Bureau for Analytical Studies (BIPEA), BIPEA circuit checks.
  • Founding Member of ECOFI: European Consortium of the Organic-based Fertilizer Industry.
  • Member of AFAÏA, member of the CA: Professional union of agricultural input manufacturers.
  • Member of the UPJ: Union of companies for the Protection of Gardens and public spaces.
  • Company certified under the ISO 9001 Quality Management System by AFNOR.
  • Company rated “Exemplary” Committed to CSR for its social responsibility approach (ISO 26000) by AFNOR Certification.

Suitable for

Market Gardening
Market Gardening

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