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Propagation

7 of 7 available
Seeds and germination
Germinate seeds and keep the seedlings in good condition
Cloning
Cuttings that make roots each time
Tissue culture
Clean genetics from a small piece of tissue
TC method
All the steps of cannabis tissue culture
TC SOP
Tasks, record sheets and a low-cost hood from China
Transplanting
Move plants to larger pots and prevent slow growth
Mother plants
Stock plants, HpLVd control and replacement

Vegetative growth

3 of 3 available
Light acclimation
Increase light in steps and prevent damage to leaves
Defoliation and training
Canopy training for more yield
Vegetative stage length
Length from the number of plants, pot size and canopy area

Flowering

6 of 6 available
Flower week by week
From the start of flowering to harvest
Coco and crop steering
Use water to control the plant
Rockwool and crop steering
Drybacks, saturation and the lowest safe water content
One steering law
The same crop steering for coco, rockwool, soil and water
Slab irrigation
Blocks on slabs, from the first roots to harvest
Ripening and harvest
Trichome checks, when to flush, and the harvest decision

Harvest, dry, trim and cure

4 of 4 available
Harvest, dry, trim, cure
All the steps after harvest
GMP hash lab
Make concentrate from flower
Hash rosin
Heat, pressure, time and the micron screen
Lab testing and COAs
Read a COA: calculate potency, know methods and limits

Environment and climate

8 of 8 available
Grow room systems
The grow room as one system
Basic lighting
Spectrum, PPFD and DLI
Airflow and fans
How much air to move, and where to put the fans
Under-canopy lighting
Photons at the floor: SCL and ICL
CO2 enrichment
Supply carbon dioxide to the plant, safely
Higher light levels
Find the supply that is the limit, then adjust the light
Temperature, humidity and VPD
Leaf VPD, dew point and targets for each stage
HVAC and dehumidifiers
Heat load and vapor load, and the size of the equipment

Water, substrate and feed

6 of 6 available
Substrates compared
Coco, rockwool, soil and hydro
Deep water culture
Oxygen, ORP and the reservoir
Water quality
Source water, RO and alkalinity
pH control
Keep pH in range for nutrient uptake
Mix nutrients
Mix salts correctly, in liters and kilograms
Nutrient deficiencies
Read the leaves and change the feed

Plant health

5 of 5 available
Auckland medicinal IPM
Clean stock, NZ regulations, pest profiles and CAPA
Mold risk
Find and stop bud rot
IPM SOP
Examine the crop, make a decision, apply a treatment
Pest ID and control
Mites, thrips, gnats and more
PPE and biosecurity
Gowns, gloves and clean personnel

Precision and automation

8 of 8 available
Root-zone condition · TEROS-12
How to read the values from the sensor
Irrigation control · VRWE
How the controller makes irrigation decisions
Signal and noise
Find the difference between plant changes and sensor noise
The closed loop
Levers, signals and plant state
Plant state dashboard
From sensor data to a decision
F2 crop steering
The P0-P3 cycle for each day
Irrigation manual
Install and operate the system
DIY plant-biosignal sensor
Read the electrical signals of a plant. Cost: approximately NZ$110

Facility and quality

5 of 5 available
3D facility model
See the facility in 3D before you make it
Checks each day
Facility checks where sensors do most of the work
Compliance and traceability
Licenses and batch records, from mother plant to lot
Energy and utilities
Where the kWh go and how to use less energy
Yield and unit cost
Three methods to measure yield, and the cost of a gram

Know the plant

3 of 3 available
Plant biology 101
Plant parts, life cycle, photoperiod and hormones
Cannabinoids and terpenes
From the gland to the COA
Genetics and phenohunt
Seed genetics, selection and the phenohunt