Natupol

(<10 hours light) position the hive near the top of plants, in such a way that the hive is exposed to the first daylight Wait for at least 15 minutes after [...] conditions Keep hives in a well ventilated environment, out of direct sunlight. Hygiene Never move a hive from one greenhouse to another Remove bumblebee [...] inside. Seal the entire hive in a plastic bag, remove it from the crop area, and dispose of the sealed bag and sugar water tank in accordance with local waste

Natupol Excel

(<10 hours light) position the hive near the top of plants, in such a way that the hive is exposed to the first daylight Wait for at least 15 minutes after [...] conditions Keep hives in a well ventilated environment, out of direct sunlight. Hygiene Never move a hive from one greenhouse to another Remove bumblebee [...] inside. Seal the entire hive in a plastic bag, remove it from the crop area, and dispose of the sealed bag and sugar water tank in accordance with local waste

Damping-off

General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress [...] aphanidermatum mostly occurs in young plants and damage is more extensive in young crops. Damage symptoms Pythium affects roots, in particular those of seedlings [...] yellow, for example in flower bulbs. At first, the plants recover during the night, but later the plants wilt irreversibly. In potted plants the flower buds

Fit roots for plant health Technical bulletin 2020 EN

plant is directly associated with its internal balance, which is continuously changing. According to Chaboussou, it is not just any plant which is attacked [...] The more plants are being cultivated in a balanced way, the fewer of these substances will be available. So, for a plant to be resistant, it is essential [...] y of a plant to pests and diseases depends on its nutritional state. Pests and diseases will not attack a healthy growing plant. The health of a plant

Large raspberry aphid

from the plant when they are disturbed. Winged aphids usually appear in June and July and migrate to new canes or host plants where they produce wingless [...] raspberry aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction [...] large raspberry aphid, Amphorophora idaei, is the most important aphid species found on raspberries in Europe. It only feeds on raspberry. Damage symptoms

Spider mites and other mites

but have eight legs. For these plant mites a magnifying glass is needed to detect them. Plant mites are often found in colonies on the undersides of leaves [...] cycle in as little as one to two weeks. This rapid development contributes to their ability to multiply rapidly and cause significant damage to plants if [...] more about What are mites? Plant mites are a diverse group of small arthropods that feed on plant sap. They are found in a wide variety of habitats, from

Grey mould

ventilation in greenhouse crops Remove diseased plants or plant parts in a closed plastic bag In tomato: prune with a knife and not by hand, to avoid rugged [...] Botryotinia fuckeliana / Botrytis cinerea ) is a commonly found fungus in many environments. It survives in plant parts like bulbs and crop residues or as [...] dry plants. The germ tube grows into the plant. Grey mould ( Botryotinia fuckeliana / Botrytis cinerea ) is a necrotrophic fungus, meaning that it excretes

Cottony soft rot

as cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( [...] dispersal to neighbouring plants is by mycelial growth. How to prevent Cottony soft rot Practice dry cultivation/be careful with irrigation Use wide plant spacing [...] spacing Remove diseased plants in a closed plastic bag Remove crop residues Prevent plant diseases by optimizing plant potential and crop resilience.

Gummy stem blight

cucumis (Didymella bryoniae) is a fungal plant pathogen that causes gummy stem blight. Damage symptoms Mycosphaerella cucumis in cucumber causes brown lesions [...] and makes it harder for the fungi to enter the leaves Pick flowers within two days after opening in areas suspected of disease (only feasible in high-wire [...] Remove all crop debris and disinfect the greenhouse Choose a cultivar that is less susceptible to internal fruit rot Use clean propagation material During

Aphidius colemani

Although many aphids die as a result, many will survive and migrate to other plants to begin new colonies. To avoid becoming covered in their secretions, the [...] the aphid cuticle, causing it to swell. The cuticle turns from a hard, leathery brown to a golden yellow casing, known as a mummy. Parasitized aphids turn [...] an aphid is parasitized in a younger stage there will be no reproduction. A male wasp has slightly longer antennae, a rounded abdomen that is shorter than