All terms list

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Ω #
Photoperiod
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16
A–Z Cannabis Cultivation Encyclopedia
Photoperiod is the daily duration of light and darkness that influences cannabis growth.
Photosynthetic Photon Efficacy (PPE)
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12
A–Z Cannabis Cultivation Encyclopedia
The efficiency of a light source in converting electricity to usable light.
Phytochrome
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12
A–Z Cannabis Cultivation Encyclopedia
Light-sensitive plant proteins that detect day length
Pinene (α/β)
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12
A–Z Cannabis Cultivation Encyclopedia
Pine-scented terpenes tied to alertness.
Pipe
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12
A–Z Cannabis Cultivation Encyclopedia
Handheld device for combusting and inhaling cannabis flower or concentrates.
Pollen Chucker
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13
A–Z Cannabis Cultivation Encyclopedia
A pollen chucker is a breeder who makes random or careless crosses.
Potassium
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15
A–Z Cannabis Cultivation Encyclopedia
Potassium is an essential macronutrient that regulates plant metabolism and stress tolerance.
PPF (Photosynthetic Photon Flux)
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12
A–Z Cannabis Cultivation Encyclopedia
The total amount of usable light emitted by a light source.
PPFD (Photosynthetic Photon Flux Density)
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18
A–Z Cannabis Cultivation Encyclopedia
The amount of usable light a plant receives per second.
Propagation
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85
A–Z Cannabis Cultivation Encyclopedia
Propagation is the process of starting new cannabis plants from seeds or clones.
Pruning
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13
A–Z Cannabis Cultivation Encyclopedia
Pruning removes specific plant parts to improve growth, airflow, and yield.
Quality control
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14
A–Z Cannabis Cultivation Encyclopedia
Quality control ensures cannabis meets safety, potency, and consistency standards.
Quantum Board LED
Son of Hobbes
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17
A–Z Cannabis Cultivation Encyclopedia
High-efficiency LED panel for uniform coverage.
Quarantine
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12
A–Z Cannabis Cultivation Encyclopedia
Quarantine isolates new or infected plants to prevent pest and disease spread.
Radicle
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48
A–Z Cannabis Cultivation Encyclopedia
The first root to emerge from a germinating seed.
Reflector
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30
A–Z Cannabis Cultivation Encyclopedia
A device that directs light onto plants.
Rhizosphere
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33
A–Z Cannabis Cultivation Encyclopedia
The rhizosphere is the soil region immediately surrounding plant roots, rich in microbial activity.
Rockwool Plug
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42
A–Z Cannabis Cultivation Encyclopedia
Mineral wool cube used widely for cloning and hydroponic starts.
Root zone
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33
A–Z Cannabis Cultivation Encyclopedia
The root zone is the area around plant roots where nutrient and water uptake occurs.
Rooting Gel
Son of Hobbes
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39
A–Z Cannabis Cultivation Encyclopedia
Viscous auxin formulation that coats cuttings and protects the wound.
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