How does coffee grow?

Coffee farming is a labor-intensive, multi-year commitment that begins long before a bean reaches your grinder. The journey starts with seeds planted in protected nurseries, where they are shielded from harsh sunlight and elements. After about 4 to 6 months of careful tending, these seedlings are transplanted into the field, where they will spend the next few years growing into productive trees.

Coffee botany dictates that these plants thrive best in the 'Bean Belt,' a tropical band around the equator. As an understory plant, coffee generally prefers partial shade and moist, nutrient-rich soil. Depending on the species and local climate, a coffee tree can grow between 8 and 15 feet tall. It takes roughly 3 to 4 years for a young tree to reach maturity and begin producing its first crop of coffee cherries.

The cycle of coffee growing is marked by beautiful white blossoms that appear after the rainy season. Once these flowers are pollinated, they develop into green cherries. Over the next 6 to 8 months, these cherries ripen, typically turning a deep ruby red. Inside each cherry, you will usually find two seeds—the coffee beans—nestled in the fruit's pulp.

In practice, coffee growing is highly sensitive to altitude and environment. Higher altitudes often lead to slower maturation, which can result in more complex, sweeter flavors in the final cup. Because cherries do not ripen in unison, farmers must often perform multiple passes during the harvest season to ensure only the ripest fruit is picked, highlighting the immense care required in coffee farming.