John Cappalonga: “We have invested heavily in producing high quality at low costs, including through a sizable expansion.”

“I have always been a fan of new ideas and new approaches”

Gee Vee Enterprises was founded in Harlow, UK, in 1997 by husband-and-wife team Gaetano and Vincenzina Cappalonga. The site is based in the UK’s ...
Measuring fruit temperature at the Moors sweet pepper nursery in Someren. A simple infrared sensor does the job.

Smart sensors and dashboards are the future

Sensors that map all the processes in the greenhouse. Drones that perform tasks in the right place in response to clear commands. New technologies ...
Thanks to the unique pull wire installation robot, working at great heights and installation faults are no longer an issue.

Unique pull wire installation robot

Thanks to the unique pull wire installation robot, working at great heights and installation faults are no longer an issue. Nowadays no greenhouse is ...
Lowpad

Smart automatic guided vehicle in ultra-low body

In the ornamental industry, mixing and shipping goods on CC trolleys is highly labour-intensive. Growers dislike these trolleys because of their inferior manoeuvrability and ...
The Plantalyzer

Tool for accurately estimating vine tomato crops

The Plantalyzer is a unique tool for accurately estimating vine tomato crops. It counts the number of vine tomatoes on the plant in the ...
Magnesium deficiency in gerbera appears as red discolouration.

Plants wouldn’t be green without magnesium

Magnesium fulfils many functions within the plant. The element is crucial for the activity of many enzymes. These play a role in photosynthesis, the ...
There are various horticultural paints available which protect against the wide range of influences in the greenhouse

Include painting pipes in a proper maintenance schedule

Every hectare of greenhouse contains an average of 10-15 kilometres of heating pipes. High relative humidity, temperature fluctuations and wear and tear from mechanical ...
Effect of disinfectants on quality of irrigation water

Effect of disinfectants on quality of irrigation water

A range of chemicals are used to keep greenhouse pipework clean. They include bleach, hydrogen peroxide, chlorine dioxide and ECA water. Growers are concerned ...
Sugar transport through membrane

Ingenious transport system brings sugars from ‘source’ to ‘sin...

Photosynthesis takes place in the leaves but the products that are made – sugars – have to be transferred to other parts of the ...
Wim Voogt: “We haven’t seen any negative impacts of high sodium concentrations in sweet pepper.”

Split-root system harvests sodium and removes it via the crop

The shift towards closed growing systems is forcing growers to take a critical look at their sodium figures. Would higher sodium levels affect the ...
containerteelt

Medicines

The importance of good health is something I experienced first-hand in January last year, when I slipped a disc. Just as you have to ...
Thinking about light in new project

Thinking about light in new project

Plants, insects, fungi and people perceive light colour and intensity via different organs and pigments. The human eye is particularly sensitive to green light, ...
HortiNext subscriptions

HortiNext and the GDPR

After all the emails you have received about the GDPR in the past few weeks, we would like to share our response to these ...
ISO Robot Plug Planting Machine

Plant small plants with robot arms

The ISO Robot Plug Planting Machine is a machine with robot arms that can plant small plants in the ground from a plug tray ...
Toine Overgaag: “Growing a new crop is a challenging opportunity. But we now produce some 2.8 million plants annually and rank among the top three growers in the western US.”

Westerlay Orchids evolves into major player in orchids in USA

At the end of the 1970s, the Overgaag family, with a background in vegetable growing, emigrated from the Netherlands to California to start a ...
In the Ter Laak Orchids trial greenhouses, the researchers compare the quality of the varieties Sacramento, Donau, Jewel and Las Palmas grown with standard lighting and a dimming treatment.

Limits of dimming lights in phalaenopsis reached

Intensive lighting in winter is common in Phalaenopsis growing. A long-running Dutch research project is seeking to answer the question of whether less lighting ...
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 ...