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Teaching Healthy Cultivation

THC Academy

A guided curriculum built on the same evidence-first references, Living Plant Atlas lessons, diagnostic workflows, and field tools used across the education system. Academy organizes the material into a learning sequence without duplicating the underlying science.

12guided courses
60connected units
24learning surfaces connected
Course 01

Evidence, Observation & Diagnosis

Learn to describe plant problems precisely, collect measurements, track progression, and build a differential before choosing a response.

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1Symptom locationLocate where a problem begins before naming a cause.Open →2Pattern descriptionUse consistent language for chlorosis, necrosis, spotting, curl, wilt, and distortion.Open →3Progression over timeSeparate sudden, gradual, spreading, stable, and recovering patterns.Open →4Measurement contextBring pH, EC, moisture, temperature, RH, VPD, PPFD, and recent actions into the same record.Open →5Differential workflowRank plausible causes and use new evidence to narrow them.Open →
Course 02

Seed, Germination & Establishment

Follow the seed from anatomy and water uptake through radicle emergence, cotyledon transition, and common establishment failures.

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1Seed anatomyIdentify the seed coat, embryo, cotyledons, radicle, and micropyle.Open →2ImbibitionUnderstand the first phase of water uptake and metabolic reactivation.Open →3Radicle emergenceFollow the first visible root organ and early orientation.Open →4Cotyledon transitionTrack emergence through cotyledon opening and first true leaves.Open →5Germination failure patternsSeparate seed viability questions from moisture, temperature, oxygen, and disease risks.Open →
Course 03

Roots, Rhizosphere & Water Uptake

Build a root-first understanding of architecture, absorption, rhizosphere exchange, transport, and root-zone stress.

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1Root architectureMap primary, lateral, fine roots, and root hairs through the occupied media volume.Open →2Root hairs & absorptionSee where short-lived absorbing surfaces develop.Open →3RhizosphereConnect roots, water, ions, microbes, exudates, and oxygen.Open →4Water & nutrient uptakeConnect substrate conditions to membrane transport and vascular flow.Open →5Root stressCompare low oxygen, saturation, dryback, salinity, temperature stress, and visible root decline.Open →
Course 04

Stems & Vascular Transport

Study stem structure, xylem, phloem, internode development, and the consequences of mechanical damage.

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1Stem cross-sectionIdentify epidermal, cortex, vascular, and pith regions.Open →2Xylem transportFollow water and dissolved mineral movement toward transpiring shoots.Open →3Phloem transportFollow source-to-sink movement of photosynthate.Open →4Internodal spacingRelate internode length to genotype, light, temperature, stage, and growth rate.Open →5Damage & recoveryUnderstand how bending, crushing, pruning, and breakage affect support and transport.Open →
Course 05

Branching, Training & Canopy Architecture

Connect node anatomy and apical dominance to topping, low-stress training, mainlining, and screen-based canopy organization.

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1Node anatomyLocate the leaf attachment, axillary bud, branch origin, and internodes.Open →2Apical dominanceUnderstand how the active apex influences lateral growth.Open →3Topping & FIMCompare removal points and resulting redistribution of active shoots.Open →4LST & directional growthUse branch orientation and light exposure to redistribute canopy height.Open →5Mainlining & SCROGCompare structured branch selection with screen-based canopy distribution.Open →
Course 06

Leaves, Photosynthesis & Gas Exchange

Use healthy leaves as a baseline, then connect photosynthesis, stomata, transpiration, symptom language, and inspection workflow.

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1Healthy leaf baselineEstablish a visual and structural reference before judging abnormality.Open →2PhotosynthesisConnect light capture, carbon dioxide, water status, chloroplasts, and carbohydrate production.Open →3Stomata & transpirationLink stomatal behavior to carbon dioxide exchange and water loss.Open →4Symptom pattern languageDescribe symptoms precisely before assigning a cause.Open →5Stomatal conductanceGo deeper into gas exchange, atmospheric demand, leaf temperature, and root-water supply.Open →
Course 07

Flowering, Development & Maturity

Follow female flower structure from initiation through bud development, pollination response, maturity assessment, and reproductive resource allocation.

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1Female flower anatomyLocate bracts, stigmas, sugar leaves, and clustered floral structures.Open →2Flower initiationFollow the transition from preflower expression into expanding floral sites.Open →3Bud developmentTrack changes in bracts, stigmas, resin coverage, density, and senescence.Open →4Maturity & risk inspectionCombine development, trichome observations, senescence, cultivar behavior, and mold inspection.Open →5Reproductive source–sink transitionUnderstand how flowering changes demand across leaves, roots, shoots, and reproductive tissues.Open →
Course 08

Trichomes, Resin & Secondary Metabolism

Study glandular trichome forms, anatomy, sampling, optical maturity observations, and the difference between visible resin and analytical chemistry.

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1Trichome typesCompare capitate-stalked, capitate-sessile, and bulbous glandular trichomes.Open →2Gland anatomyIdentify stalk, gland head, secretory region, and storage space.Open →3Where to inspectStandardize representative flower-bract sampling.Open →4Clear, cloudy & amberUse optical condition cautiously as one maturity observation among several.Open →5Trichome secretion & secondary metabolismConnect gland biology to cannabinoid and terpene production without equating visible frost with potency.Open →
Course 09

Sex, Pollen, Seed & Breeding Foundations

Learn reproductive structures, mixed-sex expression, pollen biology, seed formation, and controlled pollination workflow.

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1Male vs female preflowersCompare developing staminate and pistillate structures across stages.Open →2Mixed-sex expressionIdentify anthers or staminate structures on otherwise female plants without assuming cause.Open →3Pollen biologyFollow pollen production, release, transport, stigma contact, and fertilization.Open →4Seed formationTrack fertilization through embryo and seed-coat development.Open →5Controlled pollinationUse isolation, labeling, pollen handling, and recordkeeping for intentional crosses.Open →
Course 10

Environment, Light & VPD

Treat environment as an interacting system of light, temperature, humidity, airflow, atmospheric demand, and root-zone supply.

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1Light distributionMap high- and low-light zones across the canopy.Open →2Temperature & humidityUnderstand how temperature and RH combine to shape evaporative demand.Open →3VPD & transpirationConnect VPD to stomatal behavior, leaf temperature, water movement, and changing plant demand.Open →4Airflow & boundary layerVisualize the still-air boundary layer around leaves.Open →5Supplemental lighting & DLIIntegrate natural and supplemental photons across the day.Open →
Course 11

Plant Health, IPM & Biosecurity

Build an evidence-first plant-health workflow around scouting, pest and disease identification, sanitation, testing, and clean-stock practices.

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1Diagnostic foundationsStart every plant-health problem with location, pattern, progression, measurements, and recent changes.Open →2Two-spotted spider miteIdentify eggs, mites, stippling, and late-stage webbing correctly.Open →3Powdery mildewSeparate fungal colonies from residues and other pale surface material.Open →4Hop latent viroidUnderstand why laboratory testing and clean-stock practices matter for HLVd.Open →5Pest scouting & hotspot mappingTurn repeated scouting observations into spatial and population trends.Open →
Course 12

Outdoor, Protected Cultivation & Post-Harvest

Connect establishment, weather, protected-environment risk, lighting, drying, water activity, and microbial quality into one applied systems course.

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1Hardening & outdoor establishmentMove plants into sun, wind, and changing humidity through measured acclimation.Open →2Rainfall, irrigation & water-source integrationConnect effective rainfall, root-zone storage, runoff, irrigation, and source-water quality.Open →3Humidity, condensation & dew-point riskUnderstand condensation risk inside protected structures.Open →4Drying temperature, RH & airflowTreat drying as controlled moisture transfer rather than a fixed calendar schedule.Open →5Water activity & equilibrationSeparate moisture content from water activity and understand post-harvest equilibration.Open →