Large blackberry aphid

blackberry aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction [...] aphids usually appear in June and July and migrate to new canes or host plants where they produce wingless aphids again. In October to December winged aphids [...] The large blackberry aphid is widely distributed in Europe and also established in New Zealand. It only feeds on cultivated and wild blackberries. Damage

Green potted plants

turn the plant into a decorative indoor object. The plant itself is a perennial, herbaceous plant with a straight stem. Croton belongs to the spurge family [...] These plants grow in the shade and need a moist, well-drained, humus-rich soils. Skimmia plants are strong and are tolerant of drought, but also air pollution [...] also referred to as succulent plants or at times as water storage plants, are plants with thick and fleshy parts that serve to retain water in arid climates

Large raspberry aphid

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 [...] aphids usually appear in June and July and migrate to new canes or host plants where they produce wingless aphids again. In October to December winged aphids [...] raspberries in Europe. It only feeds on raspberry. Damage symptoms Large raspberry aphids rarely reach populations that are high enough to reduce yield

Feltiella acarisuga

strategies, offering growers a sustainable solution for spider mite infestations. By using Feltiella acarisuga in their pest management programs, agricultural [...] Spidend . How to use Feltiella acarisuga The predatory gall midge Feltiella acarisuga is available in plastic cups ( Spidend ). Make a hole in the lid and [...] pest is controlled. Consult a Koppert advisor or a recognized distributor of Koppert products for advice on the best strategy for your situation. Feltiella

Crazy roots, hairy roots, crown gall

infection. Rhizobium rhizogenes puts a Ri-plasmid in the plant tissue and causes a genetic change in the plant. How to prevent Crazy roots, hairy roots, crown [...] and tools. Until now, no bacteria have been isolated from crazy roots. This disease seems to be caused by a change in the hormonal system of the plant resulting [...] nutrient solution in order to prevent biofilm growth inside the irrigation system Prevent contact between the plant roots and the gutters in greenhouses

Leek

plant is usually sold as a small seedling and planted in a greenhouse. Later on, as weather permits, the leek is planted outside in the soil. Once outside [...] rather hardy and many varieties can be left in the soil during winter and harvested when there is a need for them. [...] Protection in Leek: Thrips Control & Healthy Roots About The vegetable leek is a cultivar of Allium ampeloprasum , the broadleaf wild leek. In the past,

Biological Pest Control

friendly products, the demand for biological pest control methods is likely to grow, making it a forward-looking choice for agriculture and pest management [...] or parasitoids, to control invasive pest species. This method is typically used when a new pest species poses a significant threat to agriculture or ecosystems [...] method is often used in agricultural settings to address immediate pest problems. For instance, growers might release predatory mites to control spider mite

Flowering potted plants

belonging to the family of Crassulaceae . Hibiscus is well known for its large, ornate flowers which are trumpet-shaped. These flowers have five or more [...] About There are many species of flowering potted plants, the most common species are: Poinsettia is well known and popular for its large red, white and [...] used as ornamental houseplants in countries with colder climates. Kalanchoe is a tropical, succulent flowering plant and a genus that consists of about 125

Black root rot of cucurbits

may kill the plants. In case of a less severe infection, the vines may wilt at a late stage of the crop, but when water supply is in any way limited during [...] that looks like black stripes. The disease is usually restricted to a few of the roots but in severe cases all roots may be infected. At the final stage of [...] survives in the soil and is a strong saprophytic competitor, which means it can rapidly colonize ‘clean’ or sterilized soil and substrate. It aggregates

Tomato looper

Chrysodeixis chalcites ) belongs to the family of Noctuidae . It is a tropical and subtropical species originating in the Mediterranean and northern Africa [...] found pest species in greenhouses. Damage symptoms The tomato looper (Chrysodeixis chalcites) is primarily a foliage feeder but it also attacks fruits [...] leaves. The caterpillar passes through 6 instars. It has a green head capsule and a yellowish-green body with a clear yellow longitudinal stripe on either side