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Top 5 - yesterday
- “Using AI to grade and sort your cannabis ensures consistent high quality”
- "Using these lights, cannabis growers see increased cannabinoid levels and crop morphology"
- CAN (AB): Grower signs up to $15M supply agreement with Israeli company
- Stressed plants 'scream,' and it sounds like popping bubble wrap
- "Using the platform saved us money and labor"
Top 5 - last week
- Moving from chemicals to living soil: “The quality is second to none”
- A major Michigan cannabis company is in receivership, and it isn't the only one that's struggling
- "There is still a lot of misinformation surrounding cannabis cultivation"
- Thailand: “There is a misconception that the cannabis market is completely deregulated”
- How to identify and manage Pythium in cannabis
Top 5 - last month
- Moving from chemicals to living soil: “The quality is second to none”
- Joint venture to set up the most advanced cannabis cultivation facility in Thailand
- “Ozone is an organic way to safely clean cannabis without compromising quality”
- Are F1 hybrid seeds going to save the North American cannabis industry?
- Beyond whole flower: How Cannatrek is deploying innovation in Australia's evolving cannabis market
Cultivation

Stressed plants 'scream,' and it sounds like popping bubble wrap
When deprived of water or snipped with scissors, plants emit a flurry of staccato "screams" that are too high-frequency for humans to hear, a study suggests. When lowered into a range that human ears can detect, these stress-induced pops sound like someone furiously tap dancing across a field of bubble…

Signs and symptoms you can’t afford to ignore
Will plants recover from fertilizer or nutrient burn?
So, you’ve noticed your plants are struggling a little bit. Think your plants have fertilizer or nutrient burn? Maybe you were a little heavy-handed when applying fertilizer to your cannabis plants or others. Now you want to know how bad is nutrient burn. Will your plants recover? Don’t worry, we have…

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US (NY): Cannabis farmers clamor for no THC tax, more state enforcement
Cannabis growers and sellers involved in every level of New York's fledgling retail cannabis industry gathered at the Capitol Tuesday to rally for stricter enforcement on 'thousands' of unregulated pot sellers, as well as other legislation they said could help them weather a bumpy roll out of the new…

"The applications of filtered compressed air are numerous"
The use of compressed air in the fruit, vegetable, and flower sectors is versatile, says Jaco Mosterd of Mosterd Naaldwijk. "Remember that for every compressed air application, apart from capacity and the desired air pressure, compressed air quality is very important. This is achieved through filtration…

Vital water better for plant: "We have learned to settle for less"
Water comes first. The rest comes later. That saying would fit well with Acqua Universo, a Schipluiden-based supplier of water treatment equipment. The company specializes in 'vitalizing' water. Ineke Moerman explains below what vitalizing water is and what it does for crops. "In the Netherlands, we have…

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Study on VOC emissionUS (CO): "The variability in emission rates across cannabis production will create a challenge"
In 2019, the Colorado Department of Public Health and Environment's Air Pollution Control Division (APCD) conducted an air emissions field sampling study at four commercial cannabis cultivation facilities. Measurements of ambient biogenic volatile organic compounds (VOC) concentrations were collected…

Adding iodine to crops: "You don't see a lack right away, but adding it is beneficial”
Last July, a new potassium nitrate/iodine fertilizer was introduced on the Dutch market: Ultrasol®ine K Plus from producer SQM. For many growers, iodine is a new micronutrient, But the Wageningen Agricultural Service Laboratory for Fertilization Research named it a plant nutrient as early as the 1960s.…

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CAN (SK): Saskatchewan Polytech awarded licences to study cannabis
Saskatchewan Polytechnic students may get a chance to try their hand at cannabis research now that the school has been awarded federal licenses to study the plants. Blaine Chartrand, the bioscience technology program head, told CTV News the licenses would give the school a chance to market its lab…

Jorge Cervantes:
"There is still a lot of misinformation surrounding cannabis cultivation"
"Still, to this day, a lot of information is confusing people. Terms are used wrongly, or things are taken out of context. That is why cannabis growers need guides that are simple, straightforward, and tell the truth," says Jorge Cervantes. For 40 years, Jorge has been helping cannabis growers with his…

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CAN (BC): New Leaf Ventures signs genetics supply agreement
New Leaf Ventures' wholly-owned subsidiary High Profile Holdings Cannabis, has executed a genetics transfer and buy-back agreement with CannaPharmaRX. This agreement will allow a transfer of genetics from High Profile's library for cultivation in Canna's facility located in Cremona, Alberta. Further to…

How to build your controlled environment agriculture facility design team
Once an entity decides to construct a new leafy green-producing greenhouse or renovate an indoor cannabis cultivation operation, they are embarking on a controlled-environment agriculture (CEA) venture that will involve core team members and dozens of specialists over several months, if not years. The…

Aqueous CO2 enrichment – what is it, and how can it help you?
The benefits of carbon dioxide enrichment have been well documented for a number of greenhouse crops, with the overall impact being accelerated growth and biomass accumulation. For most growers, adding supplemental carbon dioxide is done by burning natural gas or using compressed liquid carbon dioxide,…

Regenerative organic certification for cannabis expands into Canada
Sun+Earth Certified, a nonprofit third-party certification for regenerative organic cannabis, has just approved its first farm in Canada. Sea Dog Farm was founded in 2017 in Central Saanich, British Columbia, at the south end of Vancouver Island, near the provincial capital of Victoria. In addition to…

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US (MS): Hemp growers transitioning to MMJ cultivation
Jason McDonald and his husband Timothy Gibson might be well known for their Great Mississippi Tea Company, but the business is just one facet of their lives. The two spearheaded efforts to legalize medical cannabis in Lincoln County after the Board of Supervisors voted to initially opt out of medical…

Jamaica: Small cannabis farmers to get government support
Sixteen communities and approximately 128 small traditional cannabis farmers will be targeted for the support over the next three to four years under a program that aims to eliminate illicit cultivation of cannabis by transitioning farmers into the legally regulated industry. Minister of Industry,…

US (CT): UConn launches new cannabis cultivation minor
The University of Connecticut announced a new minor in Cannabis Cultivation for students receiving specialized training in this growing field. “Since we launched the nation’s first cannabis horticulture course, UConn has been a leader in cannabis education and research,” says Indrajeet Chaubey, dean of…

US: Advanced Container Technologies relocates to Oklahoma campus
Advanced Container Technologies (ACTX) has relocated to a new 4.5-acre campus in Skiatook, Oklahoma. The new location features a large indoor farming facility, dedicated…

Model calculates temperature down to the square centimeter
Sensors measure the temperature in a greenhouse and send it on to the climate computer. But the value of a sensor only applies to the immediate vicinity of the sensor, while the temperature in the greenhouse is usually not homogeneous. Wind, sun, and the crop, among other things, can cause considerable…

"With larger grow bags, outdoor growers will save time and money"
bio365 has announced the release of its new 10- and 20-gallon grow bags to outdoor cannabis cultivators across the United States. Since 2015, bio365 has offered its line of grow media, made with multiple patented ingredients designed to deliver better results for indoor and outdoor cultivators. New 10-…

Michael Winer, GrowMax Water:
"When it comes to water treatment, cannabis growers have very specific requirements"
After a 20-year career in the water treatment and filtration industry, Michael Winer saw the need to design specific units to meet the needs of cannabis growers. “For many years, we installed water treatment systems for homes, restaurants, hotels, and light industrial applications in general,” says…

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US (NY): Columbia-Greene Community College to offer students outlook in the cannabis industry
As statewide marijuana legalization has started to open up opportunities for New Yorkers seeking to work in the cannabis industry, colleges and universities across the state are now offering cannabis-related courses to prepare students for careers. Columbia-Greene Community College in Hudson, New York,…

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Australian study appears to have uncovered a cheaper, more sustainable way to cultivate medicinal cannabis
An Australian cannabis enterprise teamed up with Australia's national science agency CSIRO to execute a six-month study into the cultivation of medical cannabis in Australia. The study was funded by a $50,000 federal government grant, and researchers involved claim to have uncovered a more…

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US (NM): UNM researchers help create first Cannabis flower categorization system
The University of New Mexico researchers joined forces with software developers from Releaf App to solve a fundamental hurdle in the medical cannabis sciences: how to identify and clinically investigate cannabis plants and their unique chemical profiles, irrespective of strain names and other arbitrary…

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Sustainable cannabis cultivation: reducing the environmental footprint
The popularity and demand for cannabis products have increased worldwide. 74%, or 248 million Americans, now have access to some form of legal cannabis. Now that many parts of the world have already legalized cannabis, attention turns to its cultivation and how to make it sustainable. In this article by…

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US (FL): Supervisors told MMJ grower that eliminating smell from cultivation is no. 1 priority
The Lafayette County Board of Supervisors on Tuesday, February 21, told a representative of Good Day Farm, a medical cannabis growing facility, that eliminating the smell coming from their plant must be a No. 1 priority after dozens of nearby residents complained about the aroma wafting into their…

How to prepare your greenhouse environment for maximum harvest
When light levels increase, how does a cannabis crop adapt and thrive? In this blog, you will learn the key elements needed to prepare a greenhouse environment for cannabis cultivation. In order to successfully cultivate cannabis, you will need to understand how cannabis grows, the relationship between…

Should I invest in a vertical farm?
Vertical farms have been getting a lot of attention in the (Ag)news lately, much of which has not been positive. Pittsburgh-based vertical farm company Fifth Season closed operations in October this year, even after receiving $35 million from several large venture capital investors. Meanwhile, InFarm,…

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US (NM): What is it like inside the Santa Fe cannabis plantation
Since October 2021, the Industrial Pharmaceutical Laboratory of Santa Fe develops and supplies medical cannabis oil to patients diagnosed with refractory epilepsy that are within public health and in the Provincial Autarchic Institute of Obra Social (Iapos). Currently, it supplies more than 70 personas,…

Is your water tank well secured?
When your water tank is empty, it absolutely needs to be secured. To protect the liner against wind damage or deformation of the circular shape, we recommend to install tank base brackets. These little tools create a whole lot of extra support. What do they do? It is really important to have a proper foundation. Preparing your…

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Aeroponics delivers efficiency and consistency for cannabis grower
The atmosphere of one of Spokane's original cannabis grow operations, Redbird, feels much more like a scientific laboratory than a traditional cannabis farm. Giant containers line the hallways, connected with seemingly endless lengths of tube and pipe. Multicolored LEDs illuminate the grow rooms,…

28 February, Niagara Falls
The ins and outs of Plant Empowerment presented in free online webinar
After the success of the two-day workshop in Canada last May, which was attended by more than 100 growers, investors, and other horticulture professionals, the organizers host another multi-day Plant Empowerment course in Canada in March 2023, this time in Niagara Falls. To explain the program so…

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How a new medical cannabis company promises odor control at South Jersey site
City officials started registering resident complaints about odor not long after the first medical cannabis growing and manufacturing operation opened here. And the complaints keep stacking up. Vineland is hoping the newest entrant to the local cannabis sector will live up to its odor control promises.…

Cultivating IQ: how to boost revenue with cannabis education courses
“There is a lack of quality cannabis education programs available today, and most commercial cultivators already have everything they need to establish a compelling online course,” says Ryan Douglas of Ryan Douglas Cultivation. According to Ryan, 2023 is the year of optimization. “There is a lot of…

How much does it cost to start an indoor cannabis grow?
In 2022, cannabis sales exceeded $30 billion in the United States. And with more states adopting cannabis legalization laws each year, the industry is continuing to grow. Naturally, Americans have viewed the market as a modern-day gold rush and have sought to start their own indoor cannabis grow…

Feeling stressed? Go gardening!
Feeling a bit stressed? Do you need to relax, unwind, or take a break from the day-to-day business? Go gardening, researchers say. Overload and arousal are consistently experienced in modern life,…

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Research monitors development of deficiency symptoms“Nutrient deficiencies reduced yield but had only minor effects on secondary metabolite composition”
"Cannabis is a commodity with high nutrient demands due to prolific growth under optimized environmental conditions. Since nutrient deficiencies can reduce yield and quality, cultivators need tools to rapidly detect and evaluate deficiency symptoms so corrective actions can be taken quickly to minimize…

Growth index as a function of water consumption
"Plants are like little motors or, more accurately, energy pumps," says Hank Bonnah, Hydra Unlimited's Chief Scientist and Principal Engineer. "Plants take in energy from sunlight (or indoor luminaries) and, through the process of evapotranspiration, move water from the roots to the leaves. With this…