Crop protection

"Beneficials help forge the way for medicinal-grade cannabis"

Wellness Connections’ IPM Specialist, Jeremiah Merrill, started in this industry by chance − but immediately found it a fascinating field to work in. “Our mission to improve the quality of life is something we can all strive for,” he says. “Cannabis is a growth crop. In recent years, increasing numbers…

How to ensure a contaminant-free cannabis product

Ensuring a contaminant-free cannabis product is no mean feat. Several factors contribute to this, including the industry’s ability to keep up with the meteoric rise of…

US: Hemp pesticide use

Ever since the 2018 Farm Bill legalized commercial production of hemp, state and federal regulators have found themselves playing catch up with production practices. That dynamic was on display when state and EPA officials gathered for the State FIFRA Issues Research and Evaluation Group (SFIREG) in Arlington, Virginia, on June…

Lab-tested cannabis provides consumer safety

Although humans have consumed cannabis for thousands of years, the commercial cannabis industry has enlightened producers and consumers alike of the dangers which could be…

Exploring cannabis sprays

We certainly want to smoke clean buds, but this feat cannot be naturally achieved if cannabis is grown in a massive warehouse or extensive field. Rather than relying on small batches, some producers…

Common cannabis pests and how to mind them

Like any crop, cannabis can often find itself at the mercy of ravenous animals, desperate for a field feast. So, whether you’re growing indoors or outdoors, knowing your plant’s enemies is the first step in protecting them. From crickets to caterpillars, moles to mites, this article outlines cannabis’…

Commercial sprayers pull out of Carpinteria cannabis deal

The Oxnard pest control companies that spray avocados in the Carpinteria Valley have pulled out of a proposed agreement with cannabis greenhouse operators, saying they can’t…

Under the microscope: Cannabis farming reveals hidden world of bugs

Aphids wreak havoc on gardens all over the world by gnawing holes in leaves and ruining crops. In cannabis farming, there’s one predaceous insect that slays them in a way that conjures images of the movie “Alien.” A parasitoid (aphidius colemani) lays its eggs inside the bodies of aphids. When they…

Fighting pathogens through germicidal UV-light

Since 2008 CleanLight B.V. has been fighting and controlling diseases in the horticultural industry with germicidal UV-light. The main markets are cut flowers, strawberries, vegetable young plants, herbs and flower bulb productions. In 2012 the first recreational cannabis growers started using CleanLight…

US (CA): Cannabis Horticultural Association updates integrated pest management services

The Cannabis Horticultural Association (CHA) has announced a rollout of their membership's upgraded digital resource center. "The tiered membership offers access to a wider…

The need for mandatory testing of MMJ for toxins

Nearly 10 years after Arizona approved the use of medical marijuana, the medicine remains a controversial topic for many. In fact, universal agreement related to almost…

US: “In terms of pest management advice, I have never seen so much gross misinformation"

For every crop in the United States, the Environmental Protection Agency carries out a rigorous set of tests to determine which pesticides are safest. How and when a pesticide is used can depend on how that crop is consumed by the average person — is it ingested, inhaled or applied topically? It’s a…

US (ME): Maine announces conditional award for State's seed-to-sale traceability contract

BioTrackTHC has been announced as the conditional winner of the Marijuana Seed-to-Sale Tracking System government contract for the State of Maine, pending final approval by…

The risk of contaminants and false labeling in the CBD industry

The cannabis derivative, CBD, is popping-up everywhere - in lip balm, body cream and even as a shot in your morning espresso. But not all CBD is created equal. The ABC7 I-team…

Cannabis sprays explored

Adding certain ingredients to the soil that is embracing your cannabis plant can be beneficial, even adding certain products that are not intended for food consumption. A little sulphur in the dirt…

US (CA): Dispute between avocado and cannabis growers over pesticide use

Scott Van Der Kar, an avocado grower in the Carpinteria foothills, thought he was immune to the cannabis controversy that has roiled neighborhoods closer to town. Van Der…

US: Keeping invasive pests out of the country

Safeguarding our Nation’s agriculture and natural resources against harmful plant pests is an awesome responsibility, one my agency—USDA’s Animal and Plant Health Inspection Service—takes very seriously. Thanks to our employees, cooperators, and partners, the United States has one of the most robust…

“Plant scientists are looking for ways to help plants withstand infection”

Why do some individual plants live longer in the field after others died off? Why do some individual plants yield better? Why do some naturally resist disease that destroys…

Fighting fungi in water with ultrasonic vibrations

At this moment, Dutch growers are still using the anti-fungi crop protection agent Fenomenal to clean their (drain)water. As of August 14, that is prohibited, because the permission has expired and because the term of use has expired. Still, that does not necessarily mean that fungi such as phytophthora…

Mass spectrometry in the cannabis industry

The legal cannabis industry in North America is worth over $10 billion and employs more than a quarter of a million people, and yet the industry as a whole is decidedly still…

Resistosome illuminates plant disease resistance mechanisms

Like animals, plants possess an immune system to fight off invading parasites. Unlike vertebrates that possess both adaptive immunity and innate immunity, plants solely rely on innate immunity, which deploys immune receptors to detect molecules derived from parasites and activate defenses. Plant innate…

Fighting cannabis pathogens through dissolved CO2 spray

Medical cannabis growers are terrified of pathogen outbreaks such as powdery mildew that can rapidly wipe out crop cycles once a few plants gets infected. According to the team with CO2GRO, there are not many reliable complete organic solutions for cannabis growers to fight pathogens like powdery mildew…

Medical Cannabis in Australia growing rapidly since October 2016

"Control over the entire process is required throughout the year"

The medical cannabis industry in Australia has been growing rapidly in the last few years since it was legalized in October 2016. The team with Powerplants has expanded its activities into this new industry and shares their insights on how to produce a pharmaceutical grade product consistently throughout…

New diseases issues identified in cannabis production

A&L Canada Laboratories announced confirmation of several new disease issues in cannabis production. "Rapid growth of cannabis production has growers finding new profit reducing pest and disease problems", the company explains. "Our extensive disease diagnostic capability allows for quick…

TerraLink to distribute Regalia Maxx Biofungicide in Western Canada

Marrone Bio Innovations announces distribution partnership in Western Canada

Marrone Bio Innovations has appointed TerraLink as a distributor of the Regalia Maxx Biofungicide in Western Canada. TerraLink has been a supplier of crop input products to…

Whitefly disrupts plants' built-in alarm systems

When plants are bitten by insects, they release a chemical scream—a cocktail of compounds that travel through the air. Some deter pests directly by confusing or repelling them; others indirectly protect plants by summoning predatory ants or parasitic wasps. Still others raise the alarm in parts of the…

"40% more predatory mites compared to regular sachets"

Biobest’s Swirskii-Long-Life-System has just got an upgrade due to its improved sachet formulation. The number of predatory Amblyseius (Typholodromips) swirskii mites per Long-Life sachet has been boosted from 150 to 250. “Widely used as a key beneficial in sweet pepper, cucumber, aubergine, strawberry…

US (CA): "Illegal cannabis growers poison forests"

Deep inside Northern California’s Shasta-Trinity National Forest, wildlife ecologist Mourad Gabriel is dressed in camouflage, waiting for the raid. He’s accompanied by more…

Controlling insects in hemp with biochemical formulation

Armorex is an O.M.R.I listed biochemical formulation that is used as a spray treatment to kill and control insects, pathogenic nematodes and fungus. Armorex is an E.P.A. exempt minimum-risk pesticide and it has no re-entry restriction. The product is registered in Colorado and is approved by OneCert.…

Videos: How to use biological crop protection

The popularity of Koppert Biological Systems’ ‘how-to-use’ videos which visually illustrate how each product is applied to solve a problem in the greenhouse or field, has motivated the company to produce more than 45 product instruction videos. The ‘how-to’ videos can be found on YouTube.…


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