• Got Mealybugs? Here’s The Solution.

  July 17, 2025

  mealybugs and their nasty habit of ruining the retail value of crops. Both adults and juveniles chew on leaves, causing foliage to become misshapen and yellow [...] beetles in their larval state. That’s key. Adults can fly away but the larvae can’t fly and they can’t see so they have one job: to eat mealybugs right [...] mealybugs . They become fuzzier and whiter than normal, as the spores multiply inside their bodies, splitting their exoskeletons and spreading the spores to other

• Predatory Mites Whitepaper

  is most effective between 15°C and 32.5°C. It still has some effect between 12.5°C and 15°C, and between 32.5°C and 35°C. We therefore purposely refrain [...] high (30°C) temperatures. • N. cucumeris is not good at high temperatures (30°C). • A. swirskii and T. montdorensis are both effective above 18°C and have [...] californicus can prey on thrips but prey consumption and reproduction are low on a diet of thrips only. It should therefore no be used for thrips control

• American serpentine leaf miner

  premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves [...] gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf miners cause damage to plants both directly and indirectly [...] ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by

• Top Reasons for Using Bumblebees

  April 25, 2018

  temperatures near 40°F (5°C), honey­bees become active at temperatures near 60-65°F (15-18°C). Bumblebees are active on cloudy, foggy, and rainy days, honeybees [...] your employees. Bumblebees are non-swarming and much less aggressive than honeybees. Bumblebees can be used in conjunction with honeybees to enhance pollination [...] morning and later into the evening hours. Bumblebees work better in tunnels, as they have a better sense of direction. Bumblebees are safer for you and your

• Pollination checklist Growing lights

  The maximum temperature should be max 28 °C. 17:00 16:00 14:00 During other weeks at higher than 28 °C temperatures you can place them lower in the greenhouse [...] daylight) there is for the bumblebees to pollinate. For pollination, bumblebees need at least 28 Watt/m2 PAR light near the hive and the presence of Ultraviolet [...] is enough daylight present. Wireless BeeHome system (WBH) can be controlled either by using a timer or by connecting the transmitter to the climate computer

• World Soil Day

  December 3, 2020

  the future and that we will keep soil alive and protect its biodiversity for many generations to come,” Age concludes. Useful information and sources: Food [...] our well-being. Fertile soils are invaluable for our future and health. Adding organic matter to the soil nourishes the beneficial fungi and bacteria. [...] practices and not overusing chemical pesticides and fertilizers, others continue to deplete the earth’s soil resources faster than the nutrients can be replenished

• Amblyseius swirskii

  spider mites and tarsonemid mites. They can also feed on pollen, which is useful for instance in sweet pepper crops as the predatory mite can establish in [...] conditions for use of Amblyseius swirskii Amblyseius swirskii is most effective at temperatures between 20 and 32°C (68 and 90°F). It is not effective at temperatures [...] Amblyseius swirskii can also survive on pollen and other prey and can establish in the crop before the pest appears. These predatory mites are employed as part

• Garden chafer

  of grasses and clover. The adults feed on the leaves of trees like oak, hazelnut and birch and on the flowers and developing fruits of, for instance, roses [...] brown heads and whitish bodies, and normally lie in a characteristic 'C-shaped' position. They possess three pairs of legs, of which the middle and hind pairs [...] ground within 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

• A step-by-step guide to whitefly control

  unique characteristics and strategic use are critical for effective biocontrol. Two standout parasitic wasps are Encarsia formosa and Eretmocerus eremicus [...] whitefly eggs and larvae, helping to reduce infestations. Both predatory mites prey on whitefly eggs and larvae, with a strong preference for newly laid eggs [...] parasitic wasps , beneficial microorganisms and the use of sticky traps are all important tools in the IPM strategy for these crops. They integrate diverse control

• Powdery mildew

  Powdery mildew Use resistant cultivars whenever available Extra Silicon and/or Calcium nutrition hardens the cell walls and makes it harder for the fungi to [...] don’t need nutrients or water for germination. In general, the development rate of the epidemic is fastest at 18-25 °C. High relative humidity (RH) promotes [...] white fluffy colonies, first and foremost on the upper side of the leaf. In severe epidemics in cereals, the ears may also be infected. In pepper, the fluffy