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.
During the previous school year, Lentiz MBO-Westland collaborated with a group of companies, including...Continue reading
Cut flower cultivation in the soil presents a number of challenges. Plant health, water and environmental...Continue reading
Van der Knaap has joined Delphy Innovative Soft Fruit Center (IFSC) in Horst (NL) as innovation partner....Continue reading