nematodes

“It works, but you need discipline to succeed”

Thrips are one of the biggest threats chrysanthemum growers face. But this hasn’t put off River Flowers in the central Dutch town of Zaltbommel: ...
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 ...
Damage caused by an excess of manganese and zinc is the result of too much trace element fertilisation combined with a sharply declining pH.

More measuring and timely tweaks keep pH and crop in balance

Growing media must allow plants to develop healthily all the way from the potting area to the living room. The correct acidity or alkalinity ...
dynamic simulator

Dynamic simulator of solar and outdoor light conditions

Light plays an important role in demanding crop science research applications. A lot of research requires accurate replication of real-time outdoor light conditions to ...
What plants are best for purifying indoor air?

What plants are best for purifying indoor air?

With the second crop in the Winterlight greenhouse at the Energy Innovation and Demo Centre (IDC) in Bleiswijk (NL) coming to an end, it’s ...
The Winterlight greenhouse at the Energy Innovation and Demo Centre (IDC) in Bleiswijk (NL).

Winterlight greenhouse on track

With the second crop in the Winterlight greenhouse at the Energy Innovation and Demo Centre (IDC) in Bleiswijk (NL) coming to an end, it’s ...
online software

Online software for energy-efficient greenhouses

Hortinergy is an online software package for designing energy-efficient greenhouses by simulating energy consumption and comparing technical solutions. Energy is a major expense in ...
Paul and Marcel van den Broek: “The more even climate plus the longer screening can result in 10 per cent energy savings per kilo of product.”

“I get goose bumps from such evenly coloured tomatoes”

The air above an energy screen is much drier than that below it. Currently around 20 companies in The Netherlands are making use of ...
Stefan Bakker, here at Ter Laak Orchids in Wateringen: “Choose your sources wisely and keep the best quality irrigation water for the summer period.”

Knowing where and how water contamination can occur is key

Dutch greenhouse growers manage their water flows and emissions into the environment very well compared to those in some other countries. But they could ...
Roger Abbenhuijs van Vakblad Onder Glas

Greenhouse growers across the world must focus on water

Water. It’s essential for everything that grows and blooms anywhere in the world. And of course greenhouse horticulture is no exception. But with the ...
Manufacturers offer a wide range of glass types. The question is how growers are supposed to choose if they don’t have enough data on their own crops.

“Sharing crop data helps build knowledge on diffuse roof”

Diffuse glass is becoming routine in new build greenhouses – and much more quickly than anticipated. But it is still difficult for growers to ...
The new smart packing line from WPS consists of five individual modules, all members of the SmartStaff robot family.

Smart packing line for potted plants

The new smart packing line from WPS consists of five individual modules, all members of the SmartStaff robot family. Modules can be combined based ...
The floor area of the exhibition will be twenty percent bigger than in 2016. The organisers are expecting 450 local and international exhibitors.

Wide-ranging seminars, innovations and new pavilions at GreenTech

The third edition of GreenTech Amsterdam, which runs from 12 to 14 June, will be twenty percent bigger than the last edition in 2016 ...
A thermal camera took an image of the tomato crop every ten minutes over a six-week period.

Intensive screening promotes transpiration from the top

Reducing energy consumption in greenhouses is associated with higher humidity levels. Many growers are concerned that this could make the crop less active, impacting ...
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 ...
The latest generation of screen filters leaves very little residual drain water.

Good filter technologies greatly reduce volume of residual drain

Wasting water is so yesterday! The water treatment requirement that entered into force in the Netherlands at the beginning of this year is forcing ...
Grower Frans Kortenhorst: “With this film, we cut our watering by 25% and I got rid of Sciarid fly in one fell swoop.”

“Film over the top of the pot does nothing but good”

Dutch Rhododendron grower Frans Kortenhorst was looking for a way to get rid of weeds and moss in his pots for good. He cut ...
Vertical interlighting

Vertical interlighting for high-wire crops

Lohuis Lighting vertical interlighting is a unique design that emits red, blue and far red light. Light is used very efficiently. Trials with Apollo ...
maintenance

Digital tool for servicing and maintenance in horticulture

Poor servicing and maintenance can shorten the life span of equipment. Royal Brinkman spotted an opportunity to innovate in this area and developed Service ...
Poseidon sodium

System extracts sodium from drain water

Sodium is a tremendous problem for growers practising the principle of circulation. A disproportionally high concentration of sodium results in limited crop growth and ...
Herman de Vreede: “We want to supply large volumes of orchids of a uniform quality in a sustainable way.”

Right light spectrum on bottom layer with half the energy

The LED lamps in the light fittings underneath the top growing layer shine brightly on the plants in the cultivation greenhouse at phalaenopsis growers ...
GreenTech RAi Amsterdam

Nominees GreenTech Innovation Awards announced

A jury chaired by Jan Willem Breukink, former CEO of the Incotec Group, selected 22 nominees for the GreenTech Innovation Awards from all trade ...
Greenhouse of the future

Glazing on the prototype of the ‘Greenhouse of the Future’ generates electricity...

Maurice Kassenbouw is building a prototype for the ‘Greenhouse of the Future’ at the Brightlands Campus Greenport Venlo. The most remarkable aspect of this ...
Certhon Innovation Centre for daylight-less cultivation

First ‘daylight-less’ crops are being grown at the Certhon Innovation Centre

Certhon, a designer and builder of greenhouses, started growing the first crops in its very own Innovation Centre several weeks ago. The company aims ...
Fertliser from waste flows for tomatoes

Flemish scientists produce fertiliser from waste flows

Bio-engineers from the universities of Antwerp and Ghent have developed a new type of fertiliser based on bacteria derived from food industry waste flows ...
Basewell rooting technology by Dümmen Orange

Dümmen Orange introduces new rooting technology

Breeder Dümmen Orange is presenting Basewell™, a new rooting technology for ornamental plants. This state-of-the-art rooting technology will simplify the process of bringing ornamental ...
CropObserver

CropObserver offers growers more insight into a plant’s growth process

Growers are, of course, keen to ensure that their crops grow as optimally and quickly as possible. An efficient – or more efficient – ...
Greenhouse for algae cultivation

Eparella opens one of world’s biggest algae greenhouses in Austria

Greenhouse builder Debets Schalke has a built one of the largest greenhouse for the cultivation of algae in the world in Austria. The greenhouse ...
Pest monitoring forms the basis of good biological control. Knowledge of the ratio of harmful and beneficial insects is indispensable in determining the necessary control strategy.

Monitoring system for spider mite damage and yellow sticky traps

Pest monitoring forms the basis of good biological control. Knowledge of the ratio of harmful and beneficial insects is indispensable in determining the necessary ...
Tomatoes fresh

Special packaging material keeps tomatoes fresh for 30 days

Researchers at the Indian Institute of Technology (IIT) in Hyderabad have succeeded in keeping tomatoes fresh for 30 days using special food packaging material ...