• How a little predatory mite laid the foundation for biocontrol today

  June 11, 2024

  in his cucumber crop and set out to find a natural solution. One that would last for a very long time… ‘Back in the 60s, my father was a cucumber grower [...] very persistent when it came to the experiments in his cucumber crop and soon neighbour growers and others became curious about what he was doing in his [...] specialized in greenhouse grown tomatoes, cucumbers, bell peppers and a range of flowers. ‘We had a great location and hundreds of growers to serve on our doorstep

• Spidex Vital lives up to its promises

  each time and have to build up the necessary populations three times. This is always a critical and tense moment on cucumber farms like mine. And as spider [...] Cucumeris, Feltiella, and Swirskii. Together, they create an effective mix. You can see them soon after they have been released and they get right down to [...] Ron Delissen and with what Koppert promised in the leaflet, he tells us. ‘Spidex Vital immediately gets to work on tackling spider mites and hot-spots, the

• Trianum-G

  This leads to a stronger and more uniform crop and better yields. This effect is stronger when the plant is under stress and/or cultivated under less than [...] spp., Fusarium spp. , Sclerotinia spp. and Microdochium spp. In addition, Trianum-G promotes plant growth and uniformity. Crops Trianum-G can be used [...] down and the pathogens die. Strengthening of the plant Trianum-G improves the root system through the formation of more root hairs, so that water and nutrients

• Cannabis aphid

  from Colorado in 2016 and is now widespread throughout that state and Oregon. Its range also includes several other states and parts of Canada. The cannabis [...] virus, hemp leaf chlorosis virus, cucumber mosaic virus, hemp mottle virus and alfalfa mosaic virus. Life cycle and appearance of the Cannabis aphid Adult [...] flowers and stems to overwinter and produce the next generation of aphids in the spring. In greenhouses, sexual reproduction is very rare and only triggered

• Greenhouse whitefly

  beans, cucumber, sweet pepper, tomato, roses, gerbera and poinsettia. Damage symptoms The larvae of whitefly need a lot of protein for growth, and thus consume [...] retarded. In full sunlight, leaves can wilt and fall. Such leaf damage can in turn influence the development of fruit and lead to a reduction in yield. The honeydew [...] the leaves, reducing photosynthesis and transpiration. Viruses can be transmitted. The consumption of plant sap and secreting of honeydew by whiteflies

• Green peach aphid

  least 100 different viruses and is thus rightfully feared by many growers. Nymphs and adults extract nutrients from the plant and disturb the balance of growth [...] making the crop and its fruit sticky. Black fungal moulds ( Cladosporium spp.) grow on this honeydew, contaminating fruit and ornamental crops and rendering [...] tips. Life cycle and appearance of green peach aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety

• Mycotal

  Whitefly Crops Greenhouse cucumber, pepper, tomato and ornamental plants. Mode of action After spraying Mycotal, the spores germinate and grow to hyphae that [...] pest's body cavity. Here they proliferate and destroy the tissues. The fungus then grows through the insect cuticle and produces spores on the outside of the [...] gram of Mycotal and stir into a slurry Fill the spray tank with the required amount of water Empty the slurry into the spray tank and stir thoroughly Add

• Canadian Thrips in Greenhouses & Grow Rooms

  September 19, 2024

  capacity, and generalist diet allow them to establish in new crops, greenhouses, and regions rapidly. This has created new populations and new sources [...] Material - Cuttings and starter plants can carry exotic and invasive thrips species into new environments. Even diligent propagators and suppliers can miss [...] their piercing and sucking mouthparts which they use to puncture plant tissues and suck out cell contents. Without chlorophyll, the cell and its neighbors

• Gerbera

  originally from South Africa and grew among others in the Cape Province and Transvaal region. Nowadays, the gerbera is still popular and extensively used as a [...] Gerbera hybrida and there are now many cultivars that differ greatly in size, shape and colour. The main colours are white, yellow, orange, red and pink, but [...] soft rot Mycotal Grey mould Fusarium wilt Powdery mildew Impatiens thrips Onion thrips Broad mite Cyclamen mite Tomato leaf miner American serpentine leaf

• Trianum-P

  This leads to a stronger and more uniform crop and better yields. This effect is stronger when the plant is under stress and/or cultivated under less than [...] spp., Fusarium spp. , Sclerotinia spp. and Microdochium spp. In addition, Trianum-P promotes plant growth and uniformity. Crops Trianum-P can be used [...] down and the pathogens die. Strengthening of the plant Trianum-P improves the root system through the formation of more root hairs, so that water and nutrients