One drainage slit per plant distributes nutrients more evenly

One drainage slit per plant distributes nutrients more evenly

At the Greenway tomato nursery in De Lier, the Netherlands, each slab doesn’t have just one slit but two: one for each plant. A
“Knowledge of soil organisms is key in ideal potting mixture”

“Knowledge of soil organisms is key in ideal potting mixture”

Bark, the main ingredient of orchid substrates, is steamed at high temperatures. This kills off all the impurities and pathogens. But unfortunately it also
Multiple sensors and app shed more light on slab root environment

Multiple sensors and app shed more light on slab root environment

Snack tomato nursery Vitensa of Vierpolders, the Netherlands, uses a monitoring system with multiple wireless slab sensors in two of its greenhouse sections in
Emission-free growing on unbuffered coco with good results

Emission-free growing on unbuffered coco with good results

A consortium of companies is trialling and demonstrating a concept for emission-free growing at the Water Innovation and Demonstration Centre in Bleiswijk, the Netherlands.
Cultivation fabric

Cultivation fabric with good water permeability and temperature distribution

The improved water permeability was a specific request from users. The fabric is also UV resistant, making it suitable for use anywhere in the
slab

Yields can be increased with new slab

Grodan develops crop-specific product solutions to meet growers’ requirements. Trials have shown that yields can be increased by up to 5% with this new
Soil is a living organism is the title of a new 12-minute explanatory video by Plant Health Cure

Plant Health Cure presents explanatory video about root growth

Soil is a living organism is the title of a new 12-minute explanatory video by Plant Health Cure that shows ‘how roots grow and
WUR innovative horticultural greenhouse increases water efficiency in Lebanon

WUR innovative horticultural greenhouse increases water efficiency in Lebanon

Wageningen University & Research (WUR) embarked on a project in Lebanon last spring to improve water efficiency in horticulture and increase production. The greenhouse
Following a successful trial with coco substrate the Dutch nursery Zeurniet has switched over to it completely for growing Dendrobium.

‘Our Dendrobium plants are growing much faster and more uniformly’

There’s a lot of experimenting with alternative growing substrates going on among orchid growers. Mixtures without bark – or at least with a much
With a newly developed measurement method, producers of blocking substrate can design new recipes with more predictable properties.

New measurement method makes soil block quality more predictable

Good soil blocks are not easy to make. Besides a good recipe, it’s the experience and skill of the people on the blocking line
tomatoes grown on substrate

EU: ‘Substrate cultivation no longer organic’

Substrate cultivation no longer qualifies as organic. This is the outcome of numerous trialogue meetings between the European Council, the European Commission and the
Big boost in tomato production with exact substrate measurements

Big boost in tomato production with exact substrate measurements

“Passion for perfection” – that’s Dutch tomato growers Schenkeveld’s slogan, and not without good reason. Production and quality are already at a very high
Measuring water content in critical layers should become routine at pot plant and bedding plant nurseries.

Water distribution in growing substrates continues to surprise

Contrary to what was assumed in the past, recent research has revealed that water is rarely distributed homogeneously through the root ball following limited
Van den Elzen Plants is hosting a trial with a substrate adapted specifically for strawberries combined with biological supplements.

Adding bio to substrate reduces chemical use in strawberries

The strawberry is a vulnerable crop: the plants and fruits are susceptible to all kinds of diseases and insects. Crop protection is therefore a
Moon Biobased Products and Klasmann-Deilmann are going to cooperate on the international marketing of the Growcoon.

Klasmann-Deilmann international partner for Growcoon

Moon Biobased Products and Klasmann-Deilmann are going to cooperate on the international marketing of the Growcoon. The Growcoon is a 100% biodegradable plug root,
‘The art of high wire cucumbers is obtaining and maintaining the balance’

‘The art of high wire cucumbers is obtaining and maintaining the balance’

Every cucumber grower has his own strategy for achieving the best yield. Frank van Lipzig wants to grow sustainably, achieve a high quality as
Wageningen UR launched a project to develop a full-fledged alternative growing medium based on natural, high-fibre materials.

Wageningen UR starts search for sustainable growing media

The greenhouse horticulture industry makes large-scale use of growing media, as these ensure better-quality produce in greater quantities. The current range of substrates, such
Plugs and trays replace containers and lead to more uniform plants

Plugs and trays replace containers and lead to more uniform plants

After a run-up of several years breeders and propagators of phalaenopsis are switching over to propagation in plugs. Meanwhile three Dutch suppliers of plugs