Medical Marijuana Glossary


Medical Marijuana Glossary

Browse the glossary using this index

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C

Carbohydrate

neutral compound of carbon, hydrogen, and oxygen, mostly formed by green plants: Sugar, starch, and cellulose are carbohydrates

Carbon Dioxide (CO2)

a colorless, odorless, tasteless gas in the air; necessary for plant life

Caustic

a substance that destroys, kills, or eats away by chemical activity

Cell

the base structural unit of plants: cells contain a nucleus, membrane, and chloroplasts

Cellulose

a complex carbohydrate that stiffens a plant: Outdoor stems contain more stiff cellulose than plants grown indoors

Centigrade

a scale for measuring temperature where 100 degrees is the boiling point of water, and 0 degrees is the freezing point of water

Chelate

combining nutrients in an atomic ring that is easy for plant to absorb

Chimera

a plant or organism with tissues from at least two genetically distinct parents

Chlorophyll

green photosynthetic matter of plants: Chlorophyll is found in the chloroplasts of a cell and is necessary to photosynthesis

Chlorosis

the condition of a sick plant with yellowing leaving due to inadequate formation of chlorophyll: Chlorosis is cause by a nutrient deficiency

Chromosomes

microscopically small, dark-staining bodies visible in the nucleus of a cell at the time of nuclear cell division; the number in any species is usually constant - cannabis has 10 pairs of chromosomes

Circuit

a circular route traveled by electricity from a power source, through an outlet, and back to ground

Clay

soil made of very fine organic and mineral particles: Clay drains slowly and is not suitable for container gardening

Climate

the average condition of the weather in a grow room or outdoors

Clone

1. a rooted cutting of a plant 2. asexual propagation

CO2 Enrichment

used to augment grow room or greenhouse atmosphere to speed growth

Cola

Mexican and North American slang word for marijuana flow top: Cola in Spanish actually means tail

Colchicine

poisonous alkaloid from the autumn crocus, used in plant breeding to induce polypoid mutations

Cold

for cannabis, air temperatures below 50 F (10 C)

Cold Frame

an unheated outdoor structure usually clad in glass or clear plastic, used to protect and acclimatize seedlings and plants 

Color Spectrum

the band of colors (measured in nm) emitted by a light source

Color Tracer

a coloring agent that is added to many commercial fertilizers so the horticulturist knows there is fertilizer in the solution

Compaction

soil condition that results from tightly packed soil which limits aeration and root penetration

Companion Planting

planting garlic, marigolds, etc., along with cannabis to discourage pests

Compost

mixture of decayed organic matter, high in nutrients: Compost must be well-rotted before use


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