California DPR Releases List of Pesticides that Cannot be Used on Cannabis
Download the PDF from the Department of Pesticide Regulation:
Pest Alert – Cannabis Aphid
The Oregon Dept of Agriculture has detected a new pest species for cannabis. Phorodon cannabis, known as the cannabis aphid, bhang aphid, or hemp aphid, feeds on cannabis. It is only known from two locations in Oregon (Portland and Estacada)…
Calcium’s role in Cannabis Physiology
“Calcium is an extremely important plant nutrient due to its many functions, which includes membrane structural integrity, maintenance of homeostasis, segregation of genetic material during cell division, gene expression, energetics and enzyme activities. The full picture of calcium-mediated physiological processes…
Pesticide Article in Marijuana Venture
We recently wrote an article for Marijuana Venture magazine on the problems with pesticides. Click this link to read about the potential health impacts of residual pesticides and why systemic pesticides might be lurking in your municipal compost.
Pesticide Advisory Alerts
With Oregon Department of Agriculture (ODA) leading the charge for testing pesticides for off-label ingredients, it has become increasingly commonplace for pesticides to contain trace residues of off-label chemicals. In 2016 a cannabis lab in Oregon decided to test the…
Compost Tea for Cannabis
Emerald Queen Farms uses compost teas Cannabis farmers are always searching for ways to optimize productivity. Larger yields, higher quality and ways to cut costs top the directives. Within this industry however, there seems to be an overuse of synthetic…
The Facts About Dynamic Accumulators
By John Kitsteiner Within the world of Permaculture we often find reference to plants known as Dynamic Accumulators. In brief, this is the idea that certain plants (often deep-rooted ones) will draw up nutrients from the lower layers of the…
The Future of Pesticides … Pyrolysis Studies and Separate Classifications for Flowers, Concentrates and Edibles
Pesticides Accounting to the obscurity regarding the lack of regulation and oversight for the entire modern history of this plant, pesticide testing on cannabis is only now seeing the light of day. The absence of official federal government rulings has…
CHA Membership Is Now Open to All Interested Researchers, Educators, Students, Horticulturists and Industry Professionals
Our membership is a premier package for individuals, professionals and businesses to take part in supporting and expanding their knowledge to develop the scientific understanding for cultivating the highest grade cannabis in the most sustainable fashion. Member funding goes to…
Regulating Pest Controls
By Kelsey McKee, OMRI Review Program and Quality Director Clearly, a commitment to organic practices means that growers will generally use pest control products as a last resort, but organic farmers are permitted to use some potent materials in order…