• Podcast with Tech OnDemand: Bill Calkins interviews Jeremy Webber, National Ornamental Team Manager

  December 15, 2024

  Biocontrols are on just about every greenhouse professional’s mind, and more are considering bios every year. Jeremy has extensive experience in the industry [...] biological crop protection programs. Jeremy works with experienced teams in the field and in the lab and has a tremendous amount of knowledge regarding modern [...] greenhouse immediately. There are also tips for application and release best practices for biocontrol from Jeremy’s article in the 2024 GrowerTalks BioSolutions

• American serpentine leaf miner

  cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves also reduces yield. In full-grown [...] , usually in the upper side of the leaf. Egg spots are oval and hard to distinguish from feeding spots. The larvae of Liriomyza trifolii are entirely [...] exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning

• Ten facts about Spical

  August 1, 2022

  dry conditions than the predatory mite in Spidex . Spical is available in different versions: in a bottle and in slow-release sachets made of paper or foil [...] webs, both in greenhouses and outdoors. The product can be used in vegetable crops (except tomatoes), cut flowers, and fruit. The predatory mite in Spical [...] up, they’re ready for action. The mites in Spical are more resistant to chemical pesticides than the mites in Spidex . Using Spical gives you a cleaner

• Orius insidiosus

  utilized in integrated pest management (IPM) strategies in various agricultural and horticultural crops worldwide. Both adults and nymphs are voracious [...] insidiosus is available in bottles ( Thripor-I ) Shake bottle gently before use Spread material on clean rock wool slabs, leaves and/or in application boxes [...] boxes ( Dibox ) Apply in groups of at least 50 insects in order to establish a population and encourage mating Make sure the material remains undisturbed at

• Municipality Enschede: Entonem nematodes against oak processionary caterpillar

  nematodes in following seasons,’ explains Klein Breukink. ‘But as I’ve already mentioned, the planning benefits and maintenance of biodiversity are important [...] The Municipality of Enschede started using nematodes for the first time in the spring of 2021 to try to halt the spread of the oak processionary caterpillar [...] caterpillar. The municipality’s built-up area has a total of 22,000 oak trees. In the past, the municipality only extracted the nests. But as Petra Klein Breukink

• Scia-Rid

  systems: Pressure-compensated irrigation systems are recommended. If not available, spray or drench applications are recommended. For injection through Dosatr [...] 2-6°C/35-43°F in a ventilated refrigerator/cold room. Storage conditions Upon receipt, take boxes out of the insulating shipment packaging. Keep in a dark, [...] Scia-Rid can be used for biological control of fly larvae in mushroom cultivation. Pests Larvae of sciarid/mushroom fly ( Sciaridae ) and other species

• Greenhouse whitefly

  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 [...] and adult. The larvae are found on the underside of young leaves and have an oval shape. The first instar larvae (crawlers) are mobile, whereas the rest [...] these pupae are found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. The adult whiteflies can usually be found in the top of

• Biosolutions for Tropicals: Pest Control for Floral and Foliage Crops

  instars or eggs. Even in cooler temperatures, it continues to feed on many kinds of thrips as well as whiteflies and spider mites . In the presence of prey [...] over time than other generalists. Now available in larger bottle counts. Substitute with Swirski-Mite in high temperatures. Talk to an IPM Expert Hybrid [...] Tropicals grow year-round. Chemicals are sprayed year-round. Even with moderate use, pesticide-resistant strains are bred elsewhere but arrive on-site. Losses

• Common cockchafer

  larvae to fully develop. The grubs are 10 to 20 mm in the first autumn, 30 to 35 mm by the following autumn, and 40 to 46 mm in the spring of their third year [...] genus Melolontha, in the family Scarabaeidae. Damage symptoms The common cockchafer ( Melolontha melolontha ) does most of its damage in the larval stage [...] oval eggs of the common cockchafer ( Melolontha melolontha ) are 2 x 3 mm, but they increase in size by absorbing water. The larvae (grubs) have a whitish

• Operation Mealybug

  yield. Where flowers and fruit are concerned, these often drop off; Plant sap is low in proteins and rich in sugars. In order to gain an adequate intake [...] Cryptobug-L . The adults (Cryptobug) are very mobile and equipped to seek out their prey, but are not guaranteed to remain in the same spot where they were applied [...] soon as the first hotspots are detected. The larvae remain where they are released and quickly clean up the infestation. Trials in potted plants and other