Crop protection

Bacteria as an alternative to chemical pesticides

Everything that plants absorb eventually ends up on your plate and so in your body, including pesticides. Pesticides are bad for your health and the environment, which is why the EU wants to drastically reduce their use. Professor Marnix Medema of Wageningen University & Research (WUR) is the coordinator…

Tiago Matos, Koppert:

"Portuguese medical cannabis is already a major market for us"

With medical cannabis cultivation having started in Portugal in 2018, Koppert sees a big demand from growers in the new market and has been setting up their business all over the country. Currently, Koppert supports around 20 medical cannabis companies in Portugal. "We started in The Netherlands in 1967…

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National pesticide safety education month focuses on resources and education to support safe pesticide handling and use

February is National Pesticide Safety Education Month, and a time to review pesticide safety practices at your home or place of business, the Weed Science Society of America (WSSA) says. WSSA and the American Phytopathological Society (APS), and the Entomological Society of America (ESA) are among the…

UK: Optimizing IPM in medicinal cannabis crops

Medicinal cannabis crops in the UK come under attack from a host of different pests. Grown pesticide/residue-free growers are heavily reliant on biological control strategies to deliver the necessary high levels of pest control while optimizing yield. Mark Jones, sales and technical manager into Cannabis…

US (MA): How a marijuana 'crop plague' could force growers to change their practices

While the state's marijuana business continues to boom, cannabis growers in Massachusetts, already facing tough business setbacks in a competitive and volatile market, are scrambling to ward off a rapidly spreading and highly infectious crop disease, one with the power to wipe out entire companies. "It's…

"The screen blocks 99% of pollen, and manages mold and micro-insects"

"AllergyGuard is the most advanced agricultural airborne pollen, mold, and micro-insect screen for complete greenhouse protection. AllergyGuard also replaces ag-plastic and ordinary mesh insect screens on all windows, doors, overhead slat vents, fan box covers, and ventilation control screens," the…

© Jan Mika | Dreamstime.com

Hop Latent Viroid threatening Massachusetts' cannabis industry

A plant disease once found primarily out west is now showing up in Massachusetts, and that's raising concerns about how that could affect the local harvest. "Hop Latent Viroid has been an issue in many different cannabis cultivation facilities," said Dr. Riley Kirk, a cannabis research scientist at Real…

How to identify and manage Fusarium in cannabis

“Even with modern diagnostic tools and management strategies, plant diseases still cause hardship and upwards of $200 billion USD in crop losses worldwide every year (FAO 2021). As the production of hemp and cannabis increases throughout the world, new diseases are emerging or less common diseases are…

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"Cannabis grow ops have become a growing fire hazard"

Over the last few weeks, the Cambridge Fire Department (CFD) has responded to at least three fires that officials say were caused by cannabis grow operations.  "It's not the fault of the person there, but more the lack of knowledge and electrical issues that have arisen from that," said Eric Yates, chief fire…

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First lab in Maine to be certified for cannabis pesticide testing

Nova Analytic Labs becomes the first and only lab in the state to receive full certification for testing the full list of mandatory pesticides in Maine. Required pesticide testing for adult use of cannabis begins 12/12/22. Maine OCP has issued guidance that outlines when and what cannabis material must…

© Tinnakorn Jorruang | Dreamstime.com

Pesticides now permitted in Massachusetts cannabis cultivation

In 2017, with the legalization of cannabis under the passage of Chapter 55 of the Acts of 2017, the Massachusetts Department of Agricultural Resources (MDAR) anticipated that pests and how to control pests would be of concern to cultivators relative to the health and value of any crop as pesticides are…

Covspect

Far UV and UVGI’s role in protecting cannabis crop yields

In the cannabis sector, growers must focus on protecting airstreams and surfaces from unwanted microbes that, if unchecked, can send substantial crop revenues up in a cloud of smoke.It is important that cannabis facility workers clean and decontaminate themselves and their smartphones/tablets, watches,…


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