We would be happy to help you select the perfect product.​
> T +31 (0)174 52 50 50   > sales@vanderknaap.info

Biological

Custom substrates
  • Custom-made
  • Tailored to customers’ growing requirements
  • For different cultivations and applications
Growing Soilutions
  • More than twenty different substrates
  • Suitable for different crops and applications
  • High-quality products
Paperpots
  • Suitable for the rooting of all types of cuttings
  • Available in various sizes
  • Good air/water management
Jumbo Paperpots
  • Available in Ø 60, 70 or 80 mm
  • For use in gardens and flowerbeds
  • Environmentally friendly
Ellepress
  • Expand when water is added
  • Suitable for many crops
  • Wrapped with FSC-certified paper
Organic Water System (OWS)
  • Production of organic fertilisers on site
  • Identical production with organic fertilisers vs. mineral fertilisers
  • Irrigation water rich in NO3--N
Forteco 4.5 kg blocks
  • Various types of coco peat available
  • From fine to coarse coco peat
  • Suitable for various crops
Forteco Coco discs
  • Growing medium based on coarse coco peat
  • Ideal for the cultivation of gerbera
  • Also suitable for other floriculture crops and potted plants
Coco Tablets
  • Suitable for professional and consumer markets
  • Rapid water absorption
  • Available in various sizes
Cocopress
  • Suitable for cuttings and seeds
  • Quickly expand when water is added
  • Suitable for many crops
Washing trays and containers
  • Washing of trays and containers
  • Virtually all types of trays and containers
  • Detergent available on request

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