Botany & Cultivation

67 terms in this category

Growing cannabis with roots suspended in air and misted with nutrient solution

Cannabis that flowers based on age rather than light cycle, derived from ruderalis genetics

An intact, trimmed piece of female cannabis inflorescence

Breeding technique crossing a hybrid back to a parent to fix desired traits

The protective bract enclosing the cannabis ovule, densely covered in trichomes

Cannabis indica

Lamarck's 1785 species name for psychoactive South Asian cannabis

Cannabis ruderalis

Janischevsky's 1924 species name for feral, auto-flowering cannabis

Cannabis sativa L.

The Linnaean binomial for the cannabis plant, established in 1753

Classification of cannabis by cannabinoid ratios: Type I (THC), II (mixed), III (CBD), IV (CBG), V (none)

A cannabis variety classified by its chemical profile rather than genetics or morphology

A genetically identical copy of a cannabis plant produced by vegetative propagation

The process of producing genetically identical cannabis plants from cuttings

Coconut husk fiber used as a hydroponic-style growing medium for cannabis

The main terminal flower cluster at the top of a cannabis branch

A cultivated variety of cannabis selected for specific traits and propagated to retain them

Controlled slow-drying in sealed containers to develop flavor and smooth smoke

A branch segment removed from a mother plant for clonal propagation

The weight of cannabis after drying to 10-15% moisture — the basis for potency testing

Initial post-harvest moisture removal, typically by hanging branches in controlled conditions

First-generation offspring of a controlled cross between two distinct cannabis parents

Second filial generation produced by crossing F1 siblings, where traits segregate

Large, iconic cannabis leaves that capture light — minimal trichome coverage

A cannabis plant that produces cannabinoid-rich flowers — the basis of all consumption

Seeds bred to produce only female plants, typically via chemical sex reversal

Partially cutting the growing tip to produce multiple new tops — "F*** I Missed"

The reproductive phase when cannabis produces buds, trichomes, and cannabinoids

Pre-harvest practice of watering plants with plain water for 7-14 days to leach residual nutrients — debated efficacy

The complete set of heritable genetic material of a cannabis plant

Semi-controlled cannabis cultivation using natural light with environmental supplements

The process of cutting mature cannabis plants for drying, trimming, and curing

1-3 week period where cannabis can be cut for optimal effect — trichome color signals THC-vs-CBN ratio

A landrace-derived cultivar transplanted from its origin and maintained with minimal hybridization

A cannabis plant producing both male and female flowers, often stress-induced

Slang for a hermaphroditic cannabis plant — an unwanted trait in cultivation

HST (High Stress Training)

Aggressive techniques like topping, super-cropping, or defoliation

Offspring of two genetically distinct cannabis parents, the vast majority of modern cultivars

Growing cannabis in nutrient-rich water solution without soil

IBL (Inbred Line)

A genetically uniform cannabis line produced by repeated self-pollination

Vernacular cannabis label for sedating, body-high cultivars — taxonomically disputed

Cannabis cultivation in a controlled indoor environment with artificial lighting

A locally adapted, traditional cannabis population maintained by farmers over generations

LST (Low Stress Training)

Bending and tying branches to create an even canopy without cutting

A cannabis plant that produces pollen sacs rather than flowers, removed to prevent seeding

A mature cannabis plant maintained in vegetative state as a source of clonal cuttings

Cannabis cultivation under natural sunlight in open or greenhouse-adjacent conditions

The observable traits of a cannabis plant arising from genotype-environment interaction

Cannabis that requires a change in light cycle (typically 12/12) to initiate flowering

The female reproductive organ of the cannabis flower, bearing stigmas

Transfer of pollen to female stigmas, initiating seed production

A cross between two or more hybrid parents, producing genetically diverse offspring

Removing selected branches or leaves to improve airflow, light penetration, and yield

Non-feminized cannabis seeds that produce roughly 50/50 male and female plants

Ruderalis ⚠️

Small, weedy, auto-flowering cannabis populations from Central Asia

Vernacular cannabis label for energizing, cerebral cultivars — taxonomically disputed

SCROG (Screen of Green)

Training technique using a horizontal screen to create a flat, even canopy

A mature cannabis ovule containing an embryo, produced by pollination

A young cannabis plant in its first weeks after germination

Seedless cannabis flower from unpollinated female plants — the standard for consumption

SOG (Sea of Green)

Growing many small plants close together for fast harvests and uniform canopy

Traditional growing medium for cannabis using organic or amended earth

Hair-like structures on cannabis pistils that capture pollen, turning orange at maturity

Small leaves emerging from buds, covered in trichomes — trimmed for aesthetics

Cutting the main stem tip to promote two new main colas and a bushier plant

Glandular structures on cannabis flowers that produce cannabinoids and terpenes

Leaf material deliberately cut from harvested buds during manicuring

The growth phase when cannabis produces leaves and stems but no flowers

The weight of freshly harvested cannabis before drying — typically 75-80% moisture

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