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"Clean glass leads to increased production and reduced energy consumption"

During a considerable part of the year, crops can use all the natural light they can get. The principle that then applies is 1% more light = 1% higher production. This is when a thoroughly clean greenhouse really pays off. Any greenhouse will get dirty over time. Algae, dust, soot, sand, and residues of…

'Serious game' for growing cucumbers energy-efficiently to be launched in January

In January, the Business Unit Greenhouse Horticulture and Flower Bulbs of Wageningen University & Research will launch 'Kassim the game', a 'serious game' for the cultivation of cucumbers. The game teaches the user to produce as many cucumbers as possible as energy-efficiently as possible. That is why…

360 Energy: Helping greenhouse growers tackle energy challenges to reduce costs

As the greenhouse industry grapples with soaring energy costs, greenhouse growers are being forced to rethink their energy strategies to keep operations economically feasible. Enter 360 Energy, a consulting firm with 25 years of experience in energy control, energy markets, carbon strategy, and…

Source: Turboden

Northern Croatia eyes geothermal as option for power and heating

A recent feasibility study for the Lunjkovec – Kutnjak exploration area in the North of Croatia confirmed the great potential for the use of geothermal energy, and the feasibility of the development of a geothermal plant project that could make the Varazdin County energy independent and stimulate…

"Growers could save thousands each year with heat sensitive coating"

A heat-sensitive coating for greenhouse glass that would maintain optimum temperatures all year round and remove the annual cost of applying and removing shading is being developed by University of Bristol spin-out Albotherm. Molly Allington, CEO and Co-founder of Albotherm, presented in the REAP 2021…

© Yamatato Lee | Dreamstime.com

Great demand for geothermal greenhouse tomatoes from Turkey

The tomatoes produced in greenhouses heated with geothermal water in the Turkish district Sandıklı Afyonkarahisar are being sold in many countries, especially Russia, the Netherlands, and Austria. In 25 modern geothermal greenhouses, cluster tomato production continues in summer and winter, even if the…

Lithium-ion technology in greenhouses

Walzmatic now offers lithium-ion solutions for greenhouse complexes. They present a range of serial products with already installed lithium-ion batteries and at the same time provide professional support for the transition from traditional rechargeable batteries. "Thanks to an integrated approach to the…

© Ivan Nakonechnyy | Dreamstime.com

System design for greenhouses relying on PV and ground source heat pump

Scientists at the Yaşar University in Turkey have developed a design concept for greenhouses relying on PV as an electricity source for LED lighting and a heat pump used for heating and cooling. “We originally developed the system in 2017 and at the time the payback time value of the system was 5.7…

Measuring fast to save money: photosynthesis sensor indispensable in energy crisis?

The question of what the crop does when there is a change in lighting cannot be answered precisely by growers without sensors. The photosynthesis sensor is an important sensor for visualizing this. It measures the photosynthesis efficiency of a crop in real-time. With the shift from HPS to LED or hybrid…

How do I use less energy to heat my greenhouse?

As greenhouse businesses prepare for the busy late winter and spring season, November is the time for greenhouse operations to finalize any facility improvements and the installation of new energy-efficient technologies. Energy bills are typically the second largest operational expense - behind labor -…

Record gas prices and prospects for the greenhouse business in Ukraine

The vast majority of greenhouses in Ukraine use gas for heating and generating electricity. An increase in the cost of gas may lead to a halt in production or bankruptcy of some greenhouse enterprises. EastFruit analysts draw attention to a very serious threat to the greenhouse business in Ukraine in the…

From Russia, with love: CHP shows essential for Russian greenhouses

All around the world, the greenhouse industry grows at high speed because of the huge and growing demand for fresh vegetables, fruits, and berries, especially in wintertime. "Russia follows this trend as well, additionally motivated by self-sanctions and the national supporting program of the…

Dreamstime.com

Electricity rationing in China will impact supply chains

Key manufacturing areas in China such as Guangdong, Jiangsu, and Zhejiang, are subject to electricity rationing measures. As of today, 20 out of 31 provinces in China are…

Dutch grower wants to extract more geothermal heat

Hoogweg Paprika Nurseries, the Netherlands, has been heating its greenhouses with geothermal heat since the winter of 2018/2019. The grower with a growing acreage that now exceeds one hundred hectares wants to extract more heat. Therefore, new drillings will start next month. Preparations are in full…

Swedish paper factory to heat tomato greenhouse

Waste heat from production at the BillerudKorsnäs pulp mill in Frövi, Sweden, will be harnessed and used to run a 20-hectare industrial estate, including Sweden’s largest tomato greenhouse. BillerudKorsnäs signed an agreement with the company WA3RM, which develops circular solutions by making use of…

Sigurður Ólafur Sigurðsson

Geothermal greenhouses: can the UK learn from Iceland?

Icelanders are fond of saying that they are the only country on Earth to get their heat from the ground rather than the sun. A closer look at the country’s energy mix offers support to the claim. In 2016, the volcanic country derived 65% of its primary energy from geothermal sources, and around 85% of…

© Ivan Nakonechnyy | Dreamstime.com

Russian greenhouses ask for support because of rising energy costs

Representatives of the Russian greenhouse industry can ask the authorities to subsidize the dramatically increased energy costs. This is, first of all, regarding greenhouse…

Energy update: farmers burning oil, dumping (too) early

There were no huge spikes in European gas prices last week, but, nonetheless, winter gas prices were still rising in the weekend, so the energy crisis is certainly not over yet. Reason enough for German growers to start burning oil and elsewhere, perfectly good crops are being pulled up too early. Here…

German biogas specialist takes over operations of plant manufacturer

With immediate effect, the operations of the biogas plant manufacturer Ad Agro have continued under the umbrella of the Weltech Biopower Group in Germany. "Through the merger of the business fields of Ad Agro and Weltech Biopower, we establish promising synergies in the entire value chain of biogas and…

"I even come across cases where 40% too much light is given"

Measuring the photosynthetic efficiency of a plant can increase production by 5-10%. However, determining photosynthesis without damaging the plant is a challenge. PhenoVation took on that challenge and created the CropObserver. Vincent Jalink talked about it earlier this year and now explains that in…

UK Energy Crisis 2021 - Higher prices all round?

Energy prices are continuing to rise, and this trend has barely reversed throughout the whole of 2021. Whilst it is impossible to say how long the crisis will last, it is…

Combined heat systems and the use of renewable energy for greenhouse heating

The continued use of fossil fuels is contributing to severe environmental pollution and the establishment of an abnormal climate; consequently, alternative renewable energy sources are being actively investigated worldwide. Further, following global trends, numerous countermeasures aimed at improving…

Gull Valley Greenhouses keeps energy costs down

"By locking in, our bills have been stable and we avoided a lot of volatility"

Alberta’s high power market prices have increased costs for most vegetable growers across the province. A standout exception is Levi Tiemstra’s Gull Valley Greenhouses. This Lacombe-based greenhouse has continued to produce tomatoes, bell peppers, lettuce, and herbs while beating the market on their…

First results from pilot positive

"Transparent solar panels offer opportunities in energy transition"

In Someren and Lierop, Green Meteor, grower Thwan van Gennip, the researchers of the KU Leuven and Engie started a pilot with solar panels above the strawberries, raspberries and the cultivation of raspberries to measure the effect of solar panels on the quality and yield of the various crops. Erik van…

Restart for Trias Westland in sight during symbolic opening

On Wednesday, 13 October, Trias Westland was opened with growers, Jan-Kees Goet, Secretary-General of LNV, and Sandor Gaastra, Director-General of EZK. With two geothermal wells at a depth of 2.3 km and a 4 km exploration well, Trias Westland is, according to all those involved, 'the springboard for the…

UK: Is a CHP still feasible with higher gas prices?

Natural gas Combined Heat and Power (CHP) has long been an attractive option for sites with a combined heat, electricity, and CO2 demand. The systems combine the use of a heat engine or power station to generate electricity and useful heat at the same time. Cogeneration is a more efficient use of fuel or…

© Sasinparaksa | Dreamstime.com

Belgian growers suffer under rising energy prices

The energy crisis is weighing heavily on people who use greenhouses, according to reports from the Flemish Infocentre for Agriculture and Horticulture (VILT). Many growers in Flanders are preparing to cut back on their energy use or shorten their growing season. “We have no choice but to stop growing…

Canadian greenhouse installs CHP for heating and grid supply

Electricity for the people, heat for the plants

A Canadian greenhouse, eNature Greenhouses, has installed two cogeneration plants with a total capacity of 5.4 MW (2 engines of 2.7 MW each). eNature is a cucumber grower in Carlisle, Ontario that saw an opportunity to participate in a CHP Standing Offer Program (CHPSOP). Under this program, anytime the…

Energy crisis leads to maximum flexibility being required from fruiting vegetable plant propagators

If greenhouse vegetable growers decide to leave their greenhouses empty (longer), then the propagators of tomato, cucumber, and bell pepper plants feel the consequences. They are getting many questions from growers about what is possible in terms of shifting, and there have even been reports of…

Source: Huisman

Dutch geothermal energy company interested in Germany

Dutch geothermal company Yeager Energy from the Netherlands, an operator of geothermal energy systems and district heating networks, recently joined the German Geothermal Association (Bundesverband Geothermal). In an interview with the association, Robin Hamersma answered some questions on the background…

Well-known American YouTuber vlogs about the advantages of solar panel covered fruit farming

Matt Ferrell is a popular American YouTuber, with a channel called 'Undecided with Matt Ferrell'. In this vlog, he explains Agri-PV solutions. He frequently mentions the GroenLeven project, in which solar panels have been placed above raspberry bushes on a farm in the Netherlands. For more information:GroenLeven…

Chinese power plant builds greenhouse to use CO2 waste

Mengdian Group in Xinxiang City, Henan Province, is an energy company with thermal power generators and cement production as its core. In order to actively promote China's carbon neutrality strategy, Mengdian Group and agricultural company Beijing Tsingsky Technology jointly promoted the construction of…

Is the fourth screen coming up?

In a relatively short amount of time, the amount of screening cloths used in the greenhouses of cultivation companies has been scaled up. At one point, it might have been the norm to see one screen in a greenhouse. Now you might see three hanging over each other.   Johan van Erven, product specialist Screening at Ridder: "We especially see…

UK fertilizer plant halted due to high gas price

CF Industries Holdings, a manufacturer of hydrogen and nitrogen products, today announced that it is halting operations at both its Billingham and Ince, UK, manufacturing…

New study shows how Colorado greenhouses benefit from solar energy © Chumphon Whangchom |

"Profitable, clean, and efficient farming starts with renewable energy sources"

Energy is essential to agriculture, from fuel needed to operate machinery to the electricity necessary to heat or cool livestock and greenhouses. Most of this energy is…

© Rechitan Sorin | Dreamstime.com

Geothermal greenhouse for Canadian school

Staff and students of Rothesay Elementary School have big dreams for their new geothermal greenhouse – the first in the province at a school, according to community school coordinator Becky MacKay. “The geothermal aspect will be great for budding engineers because we’re going to have to be monitoring the…

Wayland Energy

Dutch geothermal heat system passes maintenance well

Last week, Dutch company Wayland Energy did major maintenance work on its geothermal heat system in the Netherlands. Specialists from Veegeo supervised the work.  The ESP (well pump) was brought to the surface. That is the first time since the system started supplying heat to nearby greenhouses in 2018. Before…

CHP and micro-grid provide off-grid solution for 100-acre Canadian greenhouse expansion

A new 100-acre greenhouse expansion in Ontario is to use a CHP installation. Capstone Green Energy Corporation announced that its North American distributor, Vergent Power…

UK: Energy efficiency, the start to reaching net zero

When we apply the Net Zero strategy to farming, we start by calculating your current position and then use a range of planning tools and advice to ensure ongoing reductions. ·…

Dutch grower places solar panels over strawberries

Fruit cultivation is undergoing a transition. The weather is changing, and there is an increasing focus on sustainability. These factors are leading growers to 'future-proof' their operations. That is the case at Theo Swinkels and Carina Manders' strawberry farm too. They run the De Zijp horticultural…


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