• Flies

  directly and indirectly. The type of damage depends on the species of the flies. Direct damage is the immediate result of larvae feeding on root hairs and tender [...] and are mostly found in the soil. The spotted wing drosophila , Drosophila suzukii , has recently developed into a major pest on soft fruits in Europe and [...] mainly a problem in greenhouses. Their larvae live in the ground and prefer moist substrates that is rich in organic matter. Although they cause little direct

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• Fit roots for plant health Technical bulletin 2020 EN

  in a different way (see figure 2). A pH level between 6.0 - 6.5 is the best range for most crops. 4 Figure 2: A pH level between 6.0 - 6.5 is the best [...] Evaporation is by far the most effective cooling mechanism of the plant. That is why the functioning of the roots is directly related to the plant’s energy [...] EC to steer the uptake of minerals and water. But that is not the only factor. The pH in the root zone solution has much influence on the availability

• Spider mites and other mites

  n of the leaves, with the affected areas curling and twisting. This damage is caused by the mites feeding on the plant tissue, which disrupts the growth [...] laid on the underside of leaves or on other parts of the plant. The number of eggs laid by a single female can vary, and they can hatch within a few days [...] and the availability of food. Here's an overview of the life cycle of plant mites: Egg: The life cycle begins with the female mite laying eggs. The eggs

• Entonem keeps young orchids free from fungus gnats

  spray the nematodes over the young plants in a fine mist. This is followed by a second fine mist to rinse off nematodes that are on the leaves. A while [...] for the first five weeks. In the interim, the crop is treated with a bacterial preparation. Internal cultivation adviser Jan Mulder explains, ‘It is essential [...] Floricultura is a big name in the international orchid market. The company produces young plants of the Phalaenopsis, Cymbidium, Cambria, and Miltonia

• Damping-off

  rot and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection [...] infection is the easy stripping of the skin from the root cortex with a finger nail. Life cycle and appearance of Damping-off Pythium belongs to the Oomycetes [...] bulbs. At first, the plants recover during the night, but later the plants wilt irreversibly. In potted plants the flower buds fall off. The side roots rot

• Root and crown rot of strawberry

  rot reported mainly from Brazil. The genus is quite complex, so the taxonomy may change. Pestalotiopsis clavispora is also called Neopestalotiopsis clavispora [...] strawberry. Plant development is slow, growth is retarded and rooting is poor. Transplants look weak and may die. It is hard to visually distinguish between [...] rot of strawberry Not much is known about the life cycle. The fungus produces ascospores and conidia, but their role in the epidemic has not yet been

• Poinsettia. Main pest pressures

  May 21, 2019

  serious damage to the cuttings, to the extent of killing them. The larvae feed on the young roots of the plants, and can then progress into the stem, if not [...] they usually cause little real damage, their scales and white waxy deposits are, unfortunately, highly visible on the undersides of the leaves, which can [...] at high introduction rates for the first 4-6 weeks of growing, prior to the first spacing. After spacing, and based on the sticky trap counts of adult whitefly

• Earth Day 2023

  April 22, 2023

  containers. The post-pandemic era has highlighted how crucial it is to protect working environments. As a result, we placed a greater emphasis on the wellbeing [...] earth is not just a responsibility, but a way of life. We are committed to promoting sustainable agriculture practices that protect the environment, support [...] contribute to the health and wellbeing of people and the planet. Our Positive Impact One of the key ways that we promote sustainability is through our

• Inspired by Nature: New design, Same Trusted Quality

  February 6, 2023

  chain. While a QR code helps navigate directly to the product webpage for more information. Ready For The Future Our new Koppert branding is rooted in nature [...] Introducing A New Design For Koppert Products After introducing our new brand identity in January 2022, Koppert is entering the next phase. We proudly [...] have its own premium look-and-feel, but at the same time remain recognisable as a Koppert product. Over the coming year, we will redesign our complete