Knowledge Base

Learn About Coffee

Your comprehensive guide to the world of coffee — from bean to cup.

11 Articles

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Featured

Hand-picked articles to start your coffee education

Illustration of Bourbon coffee plant with its rounded bushy shape and red cherries

Featured

Species & Varieties

Bourbon: Coffee Variety Profile

The complete guide to Bourbon coffee—the naturally sweet Arabica mutation from Reunion Island that parented Caturra, Catuai, and modern specialty.

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Botanical illustration of Coffea arabica plant with cherries and flowers

Featured

Species & Varieties

Coffea Arabica: Complete Species Profile

Explore the world's most important coffee species—from Ethiopian origins and genetic background to flavor profiles, growing conditions, and sustainability challenges.

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Featured

Science

The Science of Coffee Extraction: Understanding Solubility

Learn how extraction yield, TDS, grind size, and water chemistry determine whether your cup is perfectly balanced or painfully sour — and how to fix it every time.

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Coffee Processing Methods: From Cherry to Green Bean

Featured

Science

Coffee Processing Methods: From Cherry to Green Bean

Explore how washed, natural, honey, and experimental processing methods transform coffee cherries into green beans—and why processing shapes up to 30% of your cup's flavor.

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Browse our growing library of coffee knowledge

varieties

Featured

Bourbon: Coffee Variety Profile

The complete guide to Bourbon coffee—the naturally sweet Arabica mutation from Reunion Island that parented Caturra, Catuai, and modern specialty.

bourbon arabica variety specialty coffee

June 6, 2026 Read more →

Botanical illustration of Coffea excelsa with its distinctive almond-shaped beans

varieties

Coffea Excelsa: Complete Species Profile

Meet Excelsa (Coffea dewevrei)—the rare, tart-fruited coffee species prized for its unique blending potential and mysterious dark fruit complexity.

excelsa coffee species coffea dewevrei

June 6, 2026 Read more →

varieties

Featured

Coffea Arabica: Complete Species Profile

Explore the world's most important coffee species—from Ethiopian origins and genetic background to flavor profiles, growing conditions, and sustainability challenges.

arabica coffee species specialty coffee

June 6, 2026 Read more →

Botanical illustration of Coffea liberica with its distinctively large leaves and cherries

varieties

Coffea Liberica: Complete Species Profile

Discover Liberica coffee—the rare, large-fruited species with a polarizing flavor profile, deep cultural roots in the Philippines and Malaysia.

liberica coffee species barako

June 6, 2026 Read more →

science

Featured

The Science of Coffee Extraction: Understanding Solubility

Learn how extraction yield, TDS, grind size, and water chemistry determine whether your cup is perfectly balanced or painfully sour — and how to fix it every time.

extraction brewing science TDS

June 6, 2026 Read more →

science

Featured

Coffee Processing Methods: From Cherry to Green Bean

Explore how washed, natural, honey, and experimental processing methods transform coffee cherries into green beans—and why processing shapes up to 30% of your cup's flavor.

processing washed natural

June 6, 2026 Read more →

Botanical illustration of Coffea canephora (Robusta) plant with rounded cherries

varieties

Featured

Coffea Robusta: Complete Species Profile

Everything about Coffea canephora—the resilient, high-caffeine species powering espresso blends and instant coffee, with growing specialty potential.

robusta coffee species canephora

June 6, 2026 Read more →

science

Featured

Roasting Chemistry: The Maillard Reaction and Beyond

From green bean to first crack — discover the chemical reactions that create coffee's 1,000+ flavor compounds, and why roast level changes everything about your cup.

roasting Maillard reaction caramelization

June 6, 2026 Read more →

Illustration of Typica coffee plant showing its tall conical shape and bronze-tipped leaves

varieties

Featured

Typica: The Original Coffee Variety Profile

The definitive guide to Typica—the foundational Arabica variety behind Jamaica Blue Mountain, Kona, and the genetic ancestor of modern coffee.

typica arabica variety heirloom coffee

June 6, 2026 Read more →

science

Water Chemistry: The Hidden Variable in Your Cup

Coffee is 98% water — learn how mineral content, TDS, pH, and simple DIY recipes can transform your brew from flat to extraordinary.

water TDS mineral content

June 6, 2026 Read more →

basics

Featured

Coffee Basics: Arabica vs Robusta

Discover the key differences between the world's two most important coffee species—from flavor profiles and growing conditions to caffeine content and global production.

arabica robusta coffee species

November 12, 2025 Read more →