• V10

  V10 protects tomato plants grown in commercial production greenhouses from aggressive strains of the Pepino mosaic virus by cross-protections Diseases [...] virus (PepMV) strains contained in V10 become established within the tomato plant without causing damaging symptoms. This presence interferes with the [...] EPA‑approved label. Application V10 is applied once per crop cycle to young tomato plants as a preventive treatment, in accordance with the EPA‑approved label

• Ten facts about Spical

  August 3, 2022

  greenhouses and outdoors. The product can be used in vegetable crops (except tomatoes), cut flowers, and fruit. The predatory mite in Spical occurs naturally around [...] America. Neoseiulus californicus mainly eats spider mites but can also survive on other mites, insects, and pollen. As this predatory mite isn’t a picky eater [...] Using Spical gives you a cleaner crop, higher productivity, and less residue on the products.

• GreenGuard by Dümmen Orange: For A Sustainable Chain

  November 6, 2018

  maximum quality' is what it says on the cover of the GreenGuard ornamentals brochure. This sentence is as clear-cut as it gets. Dümmen Orange works together [...] demanding that their suppliers use as few chemicals as possible on the flowers and plants that they deliver. This shift inspired Dümmen Orange to set a brand-new [...] starting with the production of chrysanthemum cuttings in Uganda. Was it possible to achieve a production of cuttings using a minimum of chemical products in

• Fusarium wilt

  system of the host plant and spreads upwards inside the plants. The other species are dispersed upwards on the outside of the plant. Most Fusarium species [...] wilt. First the leaves turn yellow and wilt, mostly on one side of the plant. Finally, the whole plant wilts. Other symptoms are brown discolouration of [...] the soil and on crop residues of infected plants as chlamydospores (thick walled mycelium cells) or mycelium. Survival is also possible on seed, greenhouse

• Perfect Potted Hydrangeas for Super-Strict Customers

  December 6, 2019

  our potted hydrangeas looking so good." The Netherlands-based plant nursery grows tomatoes and peppers and produces potted hydrangeas , mostly for retailers [...] exception, and here too, biology is becoming increasingly significant. Dutch plant nursery P. van Geest is extremely satisfied with the work of the beneficials [...] IKEA and Albert Heijn. Potted hydrangea cultivation is complex. Once the cutting material has arrived from Portugal, there is a propagation period. Then

• Mealybugs and scales

  persistent pests that feed on plant sap, weakening crops and producing honeydew that leads to sooty mould. Infestations reduce plant vigor, fruit quality and [...] (mealybugs). They suck the sap of plants and are mostly host plant specific. Apart from the damage they cause by sucking plant sap, mealybugs and soft scales [...] damage on leaves Koppert Gummy stem blight of cucurbits Didymella bryoniae Leaf Damage 1 Koppert Grey mould-rot Botryotinia fuckeliana on tomato 1 Koppert

• Shore fly

  ( Scatella tenuicosta) do not attack plants directly, as they feed on green algae. However, they can transmit plant diseases and can be a nuisance to greenhouse [...] vicinity of water. They feed on algae. Other shore fly species have diverse feeding habits but the larvae of most species feed on rotting material. Shore flies [...] Frass deposited on leaves or flowers in ornamental crops, lettuce and herbs also causes cosmetic damage, and sometimes this can occur on such a scale that

• Natupol Excel

  environments. Crops Crops with >35 flowers/m 2 /week, such as cherry tomatoes and snack tomatoes, (straw)berries. Mode of action After introduction of the hive [...] schedules in winter Optimal bumblebee hive placement for tomato cultivation under artificial lights Plant Pollinator interactions in high temperatures Pollination [...] checklist Growing lights Pollination Checklist Tomato Bumblebee stings Application Place the hive on a horizontal platform (avoid inclination, otherwise

• Flies

  Ephydridae (shore flies). The larvae of these insects generally live on rotting plant material and are mostly found in the soil. The spotted wing drosophila [...] 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 roots as well [...] sp. Adults can also spread pathogens from diseased to healthy plants. Frass deposited on leaves or flowers in ornamental crops, lettuce, and herbs also

• Garden chafer

  stems of plants and on strawberry fruits lying on the ground. Both adult beetles and larvae are polyphagous and feed on a wide variety of plant species [...] larvae can destroy plants under field conditions. Established crops are more resistant to damage than young plants or recently planted cuttings. The beetles [...] larval stage when it feeds on roots of grasses and clover. The adults feed on the leaves of trees like oak, hazelnut and birch and on the flowers and developing