• Perfect Potted Hydrangeas for Super-Strict Customers

  December 6, 2019

  are no exception, and here too, biology is becoming increasingly significant. Dutch plant nursery P. van Geest is extremely satisfied with the work of the [...] Albert Heijn. Potted hydrangea cultivation is complex. Once the cutting material has arrived from Portugal, there is a propagation period. Then, when the shoots [...] start. An astonishing result The approach is virtually the same in the propagation phase, except that no Entonem is used. Pieter continues, "The topped plants

• Tomato Disease Top 10 Topped by mildew and Botrytis

  May 30, 2019

  conditions: on wet plants or when the humidity is very high. Wet wounds are also a favourite. Chemical intervention is unavoidable in the event of a serious attack [...] But just like before, prevention is better than cure. In addition to the measures mentioned above, applying sulfur is also a good idea. Keep in mind, however [...] chance of success. Botrytis Botrytis , known in horticulture as "gray mold", is a challenge for almost every grower. This fungus kills plant cells and lives

• A viable alternative to chemical pesticides: Koppert’s natural enemies effectively control pests in outdoor crops

  August 4, 2023

  armoured scales in citrus. The result is a product that is both affordable and easy to use," explains Jenette. "Our next step is to conduct trials in other crops [...] and now also in outdoor crops. The use of natural enemies in agriculture is gaining traction. Improved packaging and new application methods are simplifying [...] Research and development The testing and development of several other solutions is still ongoing. "We have developed a new and more cost-effective way to produce

• Flowering and Pollination – One of the Most Critical Blueberry Growth Stages

  May 30, 2022

  blueberry growth-cycle. The first is bud initiation in the autumn. Before the plant goes into dormancy, the plant is ‘deciding’ which buds will be vegetative [...] assimilation, and Veni Calcium is easily absorbed by the plant due to its unique composition - using a foliar application ensures it is directly available to the [...] especially during the spring, when plants are flowering, and pollination is taking place: the right bio-stimulant at the right growth stage can have a

• Designed with growers in mind

  February 22, 2023

  followed by additional product ranges each month. The new product branding is more than a refresh. We've developed a recognizable look and feel across the [...] bring our products to life. Even more importantly, our new product branding is designed with growers in mind. We are dedicated to helping growers support [...] packaging, supporting sustainable waste flows. Inspired by Nature Our mission is to work with nature and contribute to the health of people and the planet

• World Soil Day

  December 3, 2020

  growing rapidly. More and more land is constantly being transformed into urban areas. In these built up areas the soil is sealed with concrete, tiles and tarmac [...] around the world to commit to proactively improving soil health. Soil life is very complex. “Our soils consist of a myriad of organisms not visible with [...] symbiotic relationships and interactions with other soil components. Soil is vital for life on earth. It regulates water regimes, carbon emission, ensures

• Koppert Collaborates with Valto to Control Harmful Tomato Virus

  October 10, 2018

  greenhouse. V10 covers both so mutation is less likely and plants are protected naturally. This twofold protection is what distinguishes us from our competitors’ [...] protection , leading biological solutions producer, Koppert Biological Solutions, is cooperating with Valto to ensure that this Dutch producer of beneficial crop [...] sale of this natural viral solution to the rest of the world. The product is awaiting registration in most of the remaining EU countries and registration

• Ten need-to-know facts about caterpillars

  June 28, 2023

  and moths are found all over the world. Their preferred place to reproduce is in protected crops – after all, it’s usually warmer inside than outside. The [...] The most harmful caterpillars belong to the Noctuidae family (moths), which is also the largest butterfly family. Most moths in this family are active at [...] lot of hair, and they pupate in the ground. Another big cause for concern is the Tortricidae family, known as ‘leaf rollers’ because the caterpillars often

• Combating Vine Weevil Successfully

  August 18, 2021

  rid of the larvae, growers will continue to experience problems. This is why there is a need for a biological approach. Biological solutions The larvae and [...] within the host population is dependent on the number (dosage) applied and the size of the host population. In this regard, it is important that Larvanem [...] Combating Vine Weevil Successfully The black vine weevil, Otiorhynchus sulcatus , is a pest in many ornamental crops (e.g. rhododendron, cyclamen and azalea),

• The advantages of Trianum

  December 16, 2021

  compete with pathogenic fungi. The principle is very simple: the space that Trichoderma takes up on the roots is no longer available for pathogens and neither [...] that nutrients become more easily available for the crop. A symbiotic balance is created between Trichoderma harzianum T-22 and the plant. The plant roots [...] Trianum are more resilient to stressful situations, such as extreme drought. It is therefore also possible to use this product preventatively. Get in touch with