High-quality, natural rooting and growing media for professional horticulture
The Van der Knaap Group is a Dutch family company with production facilities all over the world.
We develop sustainable, high-quality products and services in partnership with our customers.
Van der Knaap guarantees the quality of its products by keeping production, processing and quality control under its own management.
We continuously optimise our existing products and develop new products.
We use environmentally friendly raw materials and contribute to the society in which we operate.
The past few months the outbreak of Covid-19 virus led to Van der Knaap production locations in Sri...Continue reading
The latest edition of our newsletter Grow-How! is now available. In this edition we inform you about...Continue reading
Van der Knaap has researched compact cultivation of kalanchoe in collaboration with the growers of...Continue reading