Topic

Extraction and processing

Getting the active compounds out, and what each method costs you.

15 guides in this topic.

Activated Charcoal ProductionProduce activated charcoal at home: the equipment needed, setup and preparation, the activation process step by step, and testing the quality. Charcoal And BiocharProduce charcoal and biochar at home: feedstock and moisture, pyrolysis chemistry, kiln options from $50 to $4,000, the burn procedure, and soil use. Citronella Grass Cultivation GuideComplete citronella grass cultivation guide covering Cymbopogon nardus tropical grass growing, steam distillation for essential oil. Cold Press ExtractionHow cold press extraction uses mechanical pressure to expel oils from seeds and plant material. Ethanol ExtractionComplete guide to ethanol extraction methods: maceration, percolation, Soxhlet, solvent grades, tincture making, RSO production. How to Read a Certificate of Analysis (COA)A beginner's guide to understanding lab test results and what to look for in quality botanical products. Learn to read COAs like a pro. Microwave-Assisted ExtractionHow microwave-assisted extraction heats solvents from within for rapid botanical compound extraction. Oil Pressing and ExtractionPress your own seed oils: choosing oilseed crops, matching press type to scale, seed prep, cold-pressing temperature control, settling, and filtration Pressurized Hot Water ExtractionHow pressurized hot water (subcritical water) extraction uses temperature and pressure to make water behave like an organic solvent. St. John’s Wort (Hypericum perforatum): The Herbal Antidepressant With More Clinical Trials Than Most PharmaceuticalsComplete St. John's Wort cultivation guide covering Hypericum perforatum botany, sun-loving growing, hypericin and hyperforin chemistry, the landmark Steam DistillationHow steam distillation carries volatile compounds from plant material to produce essential oils and hydrosols. Steam Distillation Essential OilsSteam Distillation Essential Oils - comprehensive guide from Shearer Farms. Supercritical CO2 ExtractionDeep dive into supercritical CO2 extraction: phase diagrams, pressure and temperature parameters, equipment, plant applications, product characteristi The Complete Guide to Botanical Extraction MethodsComprehensive guide to botanical extraction methods including CO2, ethanol, water, ultrasonic, microwave, enzymatic, cold press. Water Bath and Pressure CanningSafely can food at home: the pH 4.6 acid science, equipment, the water-bath and pressure-canning processes, and altitude adjustments.

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Medicinal plants Food crops and orchards Compounds and science Preserving and storage Land, water and livestock