Mother: A selected mother plant kept for its vigour or likable
characteristics by the grower. It is used for cloning and breeding.
Mottle: Refers to irregular patterns on the leaf of light and dark areas
like blotches.
Mutation: A change in genetic material brought about by an abnormal
influence such as radiation.
Native: A plant that occurs and grows naturally in a specific region or
locality.
Necrosis: Necrosis is dead tissue on areas of the plant.
Nematicide: A chemical compound that kills nematodes.
Nematode: Microscopic, wormlike animals that live in water or soil, or
as parasites of plants and animals.
Node: Position on a stem from which one or more structures (especially
branches) arises.
NPK: Abbreviation for nitrogen (N), phosphate (P), and potassium (K),
the three primary nutrients for plants.
Oil: Refers to cannabis resin when it is not in solid state.
Organic: This refers to a method of gardening utilizing only materials
derived from living things and not man made chemicals.
Osmosis: The process by which a solvent passes through a semi-
permeable membrane into a region of greater solute concentration, so
as to make the concentrations on the two sides more nearly equal.
Paraquat: A defoliant used to kill the cannabis plant around the world.
Parasite: An organism living on or in another living organism (host) and
obtaining its food from the latter.
Pathogen: An entity that can incites disease.
Peat moss: The partially decomposed remains of various mosses. Used
as a substrate.
Peduncle: The stalk of a flower or of a flower cluster.
Perennial: Living more than two years or growing seasons.
Perianth: The floral envelopes; collectively the calyx and corolla,
