Epidiolex (Cannabidiol)
The first FDA-approved cannabis-derived drug, a purified CBD oral solution used for specific rare seizure diso...
Ethanol Extraction Basics
A primer on using food-grade ethanol to pull cannabinoids and terpenes from cured cannabis flower and trim.
Eucalyptol (1,8-Cineole): The Eucalyptus Aroma Profile
A minor but distinctive cannabis monoterpene responsible for cool, medicinal, eucalyptus-and-mint notes in a h...
Excise Tax on Cannabis
How governments tax cannabis at the wholesale or retail level, why rates vary so wildly, and what it means for...
Exercise-Induced Endocannabinoids
The body's own cannabinoids rise during sustained exercise, and they likely explain more of the 'runner's high...
Exotic Dog
A boutique hybrid marketed for loud aroma and heavy effects, with little verifiable genetic or chemical docume...
F1 Hybrid Vigor in Cannabis
How crossing two stable inbred parents produces uniform, vigorous offspring — and why most 'F1' seeds on the m...
FAAH Enzyme
The enzyme that breaks down your body's own cannabinoids, and why drug developers keep trying — and mostly fai...
FAAH Inhibitors
FAAH inhibitors are drugs that block the enzyme that breaks down anandamide — they are not terpenes, despite t...
FDA Regulation of Cannabis-Derived Products
How the U.S. Food and Drug Administration approaches cannabis, CBD, and hemp-derived consumer products under f...
Faded
Cannabis slang for the state of being heavily intoxicated on marijuana, typically to the point of noticeable i...
Fan Leaf
The large, iconic multi-fingered leaves of the cannabis plant that drive photosynthesis but contain little usa...
Far-Red Light and the Emerson Effect
Adding a small dose of 700-740 nm light at the right time can speed photosynthesis and flowering — within limi...
Farnesene
A sesquiterpene with green-apple and woody notes, common in plants but a minor and inconsistent component of c...
Fast-Flowering Photoperiods
Photoperiod cannabis hybrids bred from autoflower crosses to finish flowering 1-2 weeks faster than standard p...
Fat Bastard
A heavy-yielding indica-dominant hybrid sold by multiple seedbanks, with murky lineage and a name that does mo...
Federal Cannabis Banking Restrictions (United States)
Why state-legal cannabis businesses still struggle to get bank accounts, loans, and credit card processing und...
Federal Cannabis Law in the United States
Cannabis remains a Schedule I controlled substance under U.S. federal law, despite widespread state legalizati...
Federal Employment Drug Testing Rules
How U.S. federal drug testing rules treat cannabis for federal employees, contractors, and safety-sensitive wo...
Federal Immigration Consequences of Cannabis
Why cannabis use, work, or possession can still derail green cards and visas even in states where it is fully...
Fimming During Ripening
Cutting the tops off cannabis plants late in flower — almost always a bad idea, sometimes done to salvage ligh...
Fimming During Seedling Stage
Early topping technique to create multiple main stems before vegetative growth accelerates.
Fire (cannabis slang)
Slang adjective and noun meaning exceptionally high-quality cannabis, with no formal definition or measurable...
Fire (slang)
Common cannabis slang for high-quality flower, used as both an adjective and a noun to signal top-shelf produc...