Crop protection

Using data to prevent pathogens

Cannabis legalization has taken the United States by storm, with 33 states approved for medicinal cannabis use — 11 of which are also approved for recreational use for adults aged 21 and over. With new patients and consumers entering the market every day, it’s more important than ever for cannabis cultivators to establish more…

The pest problem in the cannabis industry

As a biological crop protection specialist, she sends “armies” of beneficial insects in search of the pests that devour B.C. crops like cucumbers, tomatoes, peppers — and now, cannabis. “It’s a beautiful system,” she said. “It’s a very holistic approach.” With legal cannabis cultivation still in its…

US: Two biological crop protections approved for hemp

Marrone Bio Innovations has announced that two of its biofungicide products - Stargus and Regalia-have been approved by the United States Environmental Protection Agency (EPA) for indoor and outdoor use on hemp plants. "Stargus and Regalia improve hemp plant quality and yield, as well as treat and…

Exploring cannabis decontamination

Growing cannabis comes with intrinsic dangers like mold and yeast issues. Most states where cannabis is legal have enacted legislation that requires companies to pass tests before releasing their product on the market. This, in turn, created a problem for companies that must ensure their product is safe…

US (CO): 7 products added to list of allowed cannabis chemical crop protections

The list for pesticides that can be used on cannabis without being a violation of the Pesticide Applicators' Act has been updated. Please note the following products have been added: PureAg PMBioSafe Weed & Grass KillerBT NowBioSafe Disease Control RTULALSTOP G46Eco-1 40Harris *Since 1922* 20% Vinegar…

Luring pests with LED lamps

The thrips is a pest insect dreaded by horticulturalists. Rob van Tolhas designed a trap for catching the insects using LED light. Butwhat light composition are they most attracted too? It turned outthat Dutch and German thrips have different ideas about that. In the giant greenhouse at the chrysanthemum nursery G&C Flowers in…

Sam Gui, Biobest

"Growers originally thought that by growing cannabis in enclosed spaces they could keep the pests out"

The use of medicinal cannabis is on the rise world-wide. To keep the cannabis crops pure, strict regulations apply, so chemical pesticides are certainly a no-go. "That is how…

Beneficial Insectary introduces newest IPM Specialist

Erik van der Sluys received a degree in Ecological Systems and minor in Biology in 2014 from Seattle University. Since then, he has worked as a Farm Manager for Seattle University, a Grower for TKO Reserve, and an IPM Technician for Iwasaki Brothers INC using BCA releases on a wide variety of crops. He…

Eriki van Santen, Koppert Biological Systems

"Rapid growth is occuring in all areas"

People who grow cannabis for medicinal purposes have no choice: they always need to use biological crop protection for their crops. "This is why there is a substantial demand for the products and knowledge Koppert can provide," the team with the company explains.  "The market for legally produced cannabis…

NL: Disinfection to prevent cross-contamination

Hygiene ... it seems to be the most used word in greenhouse vegetable cultivation lately. This applies to both the Netherlands and abroad. Jos Veugen from Frans Veugen Bedrijfshygiëne sees their Cart Desinfection Stations mainly going abroad. They are usually installed there as part of new construction…

US (AZ): Bill to determine allowable crop protections for MMJ

Saying he doesn’t trust the industry, a top Senate Republican wants an outright ban on the use of certain chemicals on the cannabis that Arizonans smoke, eat or drink. Majority Whip Sonny Borrelli said he appreciates that lawmakers last session finally approved a plan he has been pushing to require that…

EU regulations obstruct biological crop protection

Crop protection agents must become more sustainable. The EU and the Dutch government therefore accord preference to biological agents that work on the basis of micro-organisms and insects. However, new research conducted by Wageningen University & Research (WUR) and other institutes reveals that EU…

US (CA): Study to research safe chemical crop protection levels for cannabis

In January, researchers at the California Department of Pesticide Regulation and Sacramento State will offer cannabis users a $20 gift card in exchange for them anonymously sharing how much cannabis they consume in an effort to help determine accurate safety levels for pesticides used for cannabis…

‘Cannabis Business Iberia’ congress in Zaragoza from November 27 to 28

"Innovation of biological control in cannabis for medicinal use"

In the past few years, Koppert Biological Systems has become one of the world's reference companies on research applied to the biological control of pests for medical cannabis. "A productive sector with important growth expectations", is how they describe it.  Koppert has developed a complete package of technical…

Larry Nagle, licensed producer

“Compared to the THC space, the CBD side comes off as pretty much of a Wild West Show”

After a substantial amount of time in which hemp growers have been basically navigating a grey area regarding the production of hemp, the USDA has finally released some regulations to bring some clarity in this midst of confusion. Indeed, the problem of standardization does not only affect cannabis with…

Eric Poot, Wageningen University & Research

NL: "If botrytis gets into the crop, the damage can be massive"

In a recent episode of the Dutch TV program De Monitor, host Teun van de Keuken explored the Dutch cannabis industry after a consumer expressed concerns about the quality of the cannabis being sold in Dutch coffeeshops. Because of the construction surrounding the legal sale of cannabis in the…

Optimizing growth climate by steering the plant’s balances

Martin Helmich with Hoogendoorn Growth Management thinks that Plant Empowerment will also be a leading factor in the development of the medical cannabis industry. It is a part of Growing by Plant Empowerment (GPE). That is a new way of growing  and is introduced in the Dutch greenhouse industry by the Dutch…

US (TX): Cannabis products quarantined from Houston grower pending investigation into alleged illegal chemical crop protection use

All products from a Houston cannabis grower are on hold as the state Alcohol and Marijuana Control Office and Department of Environmental Conservation investigate alleged use of pesticides in its cultivation process. According to an AMCO advisory sent to cannabis retail stores on Nov. 1, which was…


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