ALL COURSES ARE GIVEN IN FRENCH !

A unique training course, designed by Étienne Roulin, tailored for winemakers wishing to discover or deepen their use of compost tea in viticulture.

An intensive day to leave with practical tools, personalized solutions, recipes, and case studies.

Why participate in this training?

• To benefit from the holistic approach and expertise of Étienne Roulin, specialized in supporting businesses and public authorities.
• To discover and deepen concrete methods and tools directly applicable to your own estate.
• To build professional relationships useful in your daily work.

How does it work?

The training will take place in person in Switzerland on Thursday, November 12, 2026, at Biodynamie & Cie.

A day alternating theoretical lessons, case studies, practical preparation of compost tea, and study of application methods.

The meal (optional) will be organized at a restaurant located 5 minutes from the training venue.

The training will be conducted entirely in French.

Educational content

• How the soil-vine interaction works
• The 5 functions of microorganisms on the vine and soil
• The 3 microbiological qualities of vineyard soils according to production method
• How to positively influence soil microbial diversity
• The method to solve the nitrogen problem in musts
• The 10 key factors for high-quality oxygenated compost tea
• The 2 application methods

Bonus

• 4 recipes to get started
• Case study

Dates & Times

Thursday, November 12, 2025, from 9:00 AM to 5:00 PM.

Location

At Biodynamie & Cie, Route de la Rameau 5, 1955 Chamoson, Switzerland

Number of participants

35 spots available

Cost

90 CHF VAT included (83.26 CHF VAT excluded)
Your participation is validated upon receipt of your payment.

Meals at an additional cost (Daily menu and drinks between 30 and 35 CHF VAT included per meal at a restaurant in Chamoson). To be paid separately if you dine with the group.

The trainer

Étienne Roulin - Founder of Microsol

Strategic consultant in sustainable development and founder of Microsol, Étienne Roulin puts his expertise at the service of organizations and field actors. Passionate about concrete solutions, he has been accompanying businesses, public authorities, and farmers for years in their ecological transition, transforming environmental challenges into levers for performance and innovation on sports fields, in green spaces, and in agriculture.

Recognized for his concrete pedagogy, he also trains in regenerative techniques such as oxygenated compost tea (TCO). His approach aims to restore soil and plant health while improving economic efficiency, proving that sustainability and profitability are inseparable. Join his training to integrate resilient and economically viable practices to durably improve the health of your plants.