Cannabis glossary

Aeroponics is a method of growing plants in an air or mist environment without using soil or other traditional growing media.

One-sentence definition: Air exchange is the process of replacing the air inside a grow space with fresh air from outside to maintain a healthy growing environment.

Beneficial microbes are microorganisms that support plant health and growth, commonly found in soil or growing media.

Biochar is a carbon-rich product made from organic materials like wood, used to improve soil health and reduce greenhouse gases.

Cal-Mag refers to a nutrient supplement containing calcium and magnesium, essential for plant growth and health.

A carbon filter is a device used to remove impurities and odours from the air in cannabis cultivation spaces.

CO₂ enrichment is a technique used in cannabis cultivation to increase plant growth by enhancing carbon dioxide levels in growing environments.

Coco coir is a natural fibre extracted from the husk of coconuts, widely used as a growing medium in cannabis cultivation.

Compost is a natural fertilizer made from decomposed organic material used to enrich soil.

Compost tea is a nutrient-rich liquid made by steeping compost in water, used to enrich soil and promote plant growth.

Dehumidifier: A device used to remove excess moisture from the air to maintain optimal humidity levels for cannabis growth.

One-sentence definition: DLI, or Daily Light Integral, is the total amount of photosynthetically active radiation a plant receives in a day.

One-sentence definition: Drip irrigation is a watering system that delivers water directly to the roots of plants through a network of valves, pipes, tubing, and emitters.

One-sentence definition: DWC, or Deep Water Culture, is a hydroponic growing method where plant roots are submerged in nutrient-rich water.

Ebb & flow is a hydroponic system that periodically floods and drains nutrient solution to grow plants efficiently.

EC/PPM: A measurement of the electrical conductivity (EC) or parts per million (PPM) indicating nutrient levels in a solution.

Flushing is the process of removing excess nutrients from a plant's growing medium before harvest.

A foliar feed is a method of applying nutrients directly to plant leaves to enhance growth.

One-sentence definition: A HEPA filter is a high-efficiency particulate air filter that traps airborne particles, ensuring clean air in indoor environments.

A humidifier is a device that increases moisture levels in the air to maintain optimal humidity for cannabis growth.