Thijmen Tiersma

Rotterdam

Editor at Groentennieuws

Schrijft over glastuinbouw. Sportliefhebber met voorkeur voor Ajax en koers.

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Articles

"The earlier the focus is right, the easier your entrepreneurial journey"

6 days ago | hortidaily.com | Thijmen Tiersma

This spring, a group of entrepreneurs will complete an entrepreneurial journey for the seventh time, which they have undertaken within the Brightlands Campus Greenport Venlo (BCGV) in Netherlands. While this entrepreneurial journey was initially mainly undertaken by agritech companies, it is now increasingly innovative food companies that are turning to the BLINC accelerator program for startups, scale-ups, and innovative SMEs. This observation is made by Eveline Wijnhoven.
"Combining Mini-Air and glass greenhouses is a success"

6 days ago | hortidaily.com | Thijmen Tiersma

With all the developments going on at Dutch greenhouse company Royal Berry, you might almost forget that strawberries are still being grown in full swing. The freshly crowned Agricultural Entrepreneur of the Year 2025 recently unveiled plans to build a new greenhouse at a new location, is scouting additional growth locations, and received the green light to develop a residential park for international employees. Still, owner Jan van Genderen especially enjoys being in the greenhouse.
La abundancia de sol favorece el cultivo y la venta de fresas en Países Bajos

1 week ago | freshplaza.es | Thijmen Tiersma

Para cualquiera que esté al tanto de todas las novedades de Royal Berry sería muy fácil olvidar que también cultivan muchas fresas. Coronada hace poco como Empresa Agrícola del Año 2025, la firma ha presentado hace poco sus planes para construir un nuevo invernadero en una nueva ubicación y está inmersa en la búsqueda de nuevos emplazamientos para el cultivo. Además, ha recibido luz verde para la construcción de un complejo residencial para empleados internacionales.
Technology used in aircraft toilets also proves successful in greenhouse horticulture

1 week ago | hortidaily.com | Thijmen Tiersma

Could a technique used in aircraft toilets also be used in greenhouse water management? René Gipmans, Technical Director of the Gipmans Group, asked himself that question two years ago after he read an article in HortiDaily about the SKW system for cleaning pipes. Two units have since been installed and Gipmans is experiencing the benefits.
"Crunchy red radish with just the right amount of leaf year-round"

1 week ago | hortidaily.com | Thijmen Tiersma

There's no mistaking it: on Monday morning, in a greenhouse along Boomaweg in Monster, Netherland, a group of people in green sweaters can be seen gathered around a low-growing crop. These individuals are from Hazera Seeds, and the crop is radish, grown in the greenhouse. As a market leader in this expanding global segment, the breeding company aims to maintain its leadership position. Continuing to develop, together with growers, is the motto.
Sunny weather accelerates strawberry season: 'Everything is going fast'

1 week ago | freshplaza.com | Thijmen Tiersma

Anyone following all the developments at Royal Berry could almost forget that they also grow plenty of strawberries. The newly crowned Agricultural Entrepreneur of the Year 2025 recently announced plans to build a new greenhouse at a new location, is exploring additional growing sites, and has received approval to develop a residential park for international employees. Yet owner Jan van Genderen still finds the greatest joy in being in the greenhouse.
Rábanos rojos crujientes con la cantidad justa de hojas en cualquier época del año

1 week ago | freshplaza.es | Thijmen Tiersma

El lunes por la mañana, en un invernadero de Boomaweg, en Monster (Países Bajos), se ve a un grupo de personas con suéteres verdes inspeccionando un cultivo de baja altura. Es la gente de Hazera Seeds. ¿El cultivo? Rábanos de invernadero. Esta empresa de cultivo es líder mundial en este segmento, y quiere seguir siéndolo. La meta es continuar avanzando de la mano de los productores.
Strawberry breakfast in new greenhouse at Van Tuyl Nursery

2 weeks ago | hortidaily.com | Thijmen Tiersma

On Saturday, a strawberry breakfast was held in the new greenhouse at Kwekerij van Tuyl in Zaltbommel. The breakfast was initiated by Geert-Jan van Tuijl and for the first time marked the opening of Kom in de Kas in the Bommelerwaard. Click here for the photo report of the strawberry breakfast and KIDK 2025. The strawberry breakfast attracted participants of Kom in de Kas, sponsors, neighbors, the mayor, and also a handful of photographers to the greenhouse of Kwekerij van Tuyl.
Comparing 4 types of UV-C robots

2 weeks ago | hortidaily.com | Thijmen Tiersma

Over the past two years, the use of UV-C technology in strawberry cultivation has gained significant traction. As issues with mildew emerged over the last years, growers swiftly started looking for alternatives to traditional spraying methods. In Belgium, four suppliers collaborated and participated in an initiative set up by Coöperatie Hoogstraten to offer growers a thorough look at what they have to offer.
"Crunchy red radish with just the right amount of leaf year-round"

2 weeks ago | freshplaza.com | Thijmen Tiersma

There's no mistaking it: on Monday morning, in a greenhouse along Boomaweg in Monster, a group of people in green sweaters can be seen gathered around a low-growing crop. These individuals are from Hazera Seeds, and the crop is radish, grown in the greenhouse. As a market leader in this expanding global segment, the breeding company aims to maintain its leadership position. Continuing to develop, together with growers, is the motto.