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InVitro
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Josep Grau

Josep Grau

Founder & Honorary Chairman, IN VITRO S.L.

A pioneer in plant biotechnology and micropropagation, Josep Grau has dedicated more than 40 years to the development and production of high-quality plant material. He established IN VITRO in Barcelona in 1986 and built it into a specialised biotechnology laboratory serving agricultural, forestry and international plant-production projects. He has remained closely involved in the laboratory and greenhouse, working alongside scientists and technicians on micropropagation techniques, plant genetics and production processes, with a consistent focus on innovation, quality and sustainability. As CEO he led the company's strategic development and international expansion, including the development and propagation of selected Paulownia genetics such as Clone 112®, supporting productive forestry, reforestation and sustainable land use. Following a generational transition in the leadership of IN VITRO, he now serves as Founder & Honorary Chairman, preserving the company's scientific heritage and more than four decades of accumulated know-how.

LinkedIn profile2 articles

WhatsApp Image 2026-03-06 at 19.44.18
  • July 29, 2026
  • 12 Views

What Is Plant Micropropagation? In Vitro Tissue Culture Explained for Growers and Nurseries

Understand the science and benefits of plant micropropagation. Learn how in vitro tissue culture delivers disease-free, high-yield plant clones.

Read More
A healthy commercial plantation of Paulownia Clon InVitro 112® trees displaying straight, cylindrical trunks and rapid canopy growth in a field trial.
  • July 29, 2026
  • 54 Views

Paulownia Growth Rate: How Fast Does Clon InVitro 112® Grow?

Discover realistic year-by-year growth rates for Paulownia Clon InVitro 112® backed by scientific field data and empirical timber yield research.

Read More

IN VITRO SL is a pioneering micropropagation laboratory headquartered in Spain, founded in 1986.

Explore

  • Plant Reproduction Services
    • Multiplication
    • Tissue Culture Development & Consultation
  • Paulownia Clon InVitro 112®
    • World map
    • Scientific data
    • Certifications
    • Plantation
    • Products
  • Galleries
    • Plants
    • Facility
  • Blog
  • Brand Ambassaders & Distributers
  • Get in Touch
  • EN
    • EN
    • ES
    • CA

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[email protected]

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+34936856790
+34657914343

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+34628078433

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