From Coffee Tree to Coffee Bean: The Full Journey

Coffee lovers rarely think about the long journey their morning cup started on — a tropical shrub, years of growth, careful picking, and complex processing. But understanding how coffee goes from tree to bean explains much about flavor, quality, and variety. Here’s exactly how it happens, step by step.

A coffee tree takes about three years to flower and around five to bear harvestable fruit. The coffee cherry — the fruit — turns red when ripe and holds two beans inside. These must be picked and processed (either wet or dry) to become the green coffee beans used for brewing. Each step, from tree height to pulp removal, shapes your final cup.

What Is a Coffee Tree?

Coffee comes from the Coffea plant, a perennial evergreen shrub or small tree in the Rubiaceae family. It’s cultivated as a high-value, fast-growing cash crop with strong global demand. In the wild, coffee trees can reach 5 to 10 metres tall. But on commercial farms, they’re pruned to under 2 metres to boost yields and make harvesting easier.

Growth, Flowers, and Fruit

Coffee trees usually flower for the first time at around three years old. The blooms are small, white, five-petaled flowers with a light jasmine-like scent, growing in dense clusters. The flowers last just two or three days before falling off. Several months later, the plant produces coffee cherries.

The coffee fruit is a drupe, roughly 1.5 centimetres in diameter. It starts green, then turns yellow, and finally red when ripe — resembling a cherry, which is why it’s called a ‘coffee cherry.’ At this red stage, it’s ready for picking. Inside each cherry are two coffee beans, lying flat against each other. Each bean is coated with a thin silvery membrane called the silver skin, surrounded by a yellowish layer called the parchment or endocarp. The whole bean is embedded in a sweet, sticky, mucilage-covered pulp.

How Coffee Is Harvested

There are two main ways to harvest coffee cherries: by hand or by machine. Mechanical harvesting is common in large, flat plantations — Brazil is the largest user of this method. It’s fast and cheap, but results in a mix of underripe, overripe, and damaged cherries, lowering overall quality. For higher-grade coffee, especially specialty beans, hand-picking is standard. Pickers select only fully ripe cherries, ensuring uniform size, ripeness, and purity, which leads to better-tasting coffee.

From Cherry to Coffee Bean: Two Processing Methods

After harvest, the coffee cherry must be turned into green coffee beans through processing. There are two primary methods: dry processing (natural) and wet processing (washed).

Dry Processing (Natural Method)

In dry processing, harvested cherries are spread out in the sun and allowed to dry naturally with proper ventilation. The fruit, pulp, skin, and all outer layers dry together around the bean. Once fully dried, the outer layers are removed mechanically. This traditional, low-cost method preserves certain aromatic qualities but can also impart earthy or fermented notes. It’s widely used in Africa and parts of Asia, though some farms now use mechanical dryers to improve consistency.

Wet Processing (Washed Method)

Wet processing, or the washed method, starts by sorting and soaking the cherries, then removing the skin and pulp through fermentation and mechanical agitation. What remains is the bean surrounded by its sticky mucilage, which is washed away. The bean is then dried with the parchment layer (a tough husk) still intact. These are called parchment coffee beans. Only right before export is the parchment removed using a hulling machine. Wet processing results in cleaner, brighter flavors and better physical bean quality, but it demands more water and is more expensive. It’s typically used for high-end specialty coffees.

Frequently Asked Questions

How tall do coffee trees grow?

Wild coffee trees can grow up to 5–10 metres tall, but cultivated trees are usually pruned to under 2 metres to increase yield and make harvesting easier.

When does a coffee tree first flower?

A coffee tree typically flowers for the first time when it is around three years old. The flowers are small, white, and jasmine-scented, blooming in clusters.

What is a coffee cherry?

A coffee cherry is the fruit of the coffee tree. It turns red when ripe, is about 1.5 cm in diameter, and contains two coffee beans inside.

What are the two main ways to process coffee cherries?

The two main methods are dry processing (also called natural processing) and wet processing (also called washed processing). Dry processing dries the whole fruit including the bean, while wet processing removes the fruit and pulp before drying the bean.

Which coffee processing method is better for quality?

Wet processing generally produces higher-quality beans with cleaner flavors, but it requires more water and is more expensive. Dry processing is simpler and cheaper but can result in more variable cup quality.

Is coffee harvesting done by hand or machine?

Both methods are used. Hand-picking is common for high-quality coffee, as it ensures only ripe cherries are collected. Mechanical harvesting is faster and cheaper but often picks unripe or damaged cherries too, and is mostly used for commodity coffee.

Recommended FrontStreet Beans for Coffee Processing Fans

Explore the impact of processing with FrontStreet Coffee’s Ethiopia Humbera (natural process, juicy berry and blueberry tones) and Yirgacheffe (washed, bright citrus and floral notes). For contrast, try the Brazil Queen Manor (natural, chocolatey and nutty). These single origins highlight how processing shapes flavor. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.