What is Castillo coffee?

The development of the Castillo variety was a response to a crisis. In the late 20th century, Coffee Leaf Rust began to devastate coffee farms across Latin America, threatening the livelihoods of millions of farmers. In Colombia, the research center Cenicafé worked to breed a variety that could withstand the disease while maintaining the productivity that farmers needed to survive. The result was Castillo, a hybrid that combines the genetics of Caturra and the Timor Hybrid.

Castillo was a massive success from an agricultural standpoint. It is robust, produces a high yield, and is significantly more resistant to rust than the varieties it replaced. For many smallholder farmers, switching to Castillo was the only way to keep their farms viable. However, this success came with a trade-off. In the early years of its release, many specialty coffee roasters and cuppers felt that Castillo lacked the complexity, sweetness, and vibrant acidity of the traditional varieties like Bourbon or Caturra.

This led to a period of tension in the industry, where 'Castillo' became a shorthand for 'lower quality' in some specialty circles. But this narrative has evolved. As farmers have gained more experience with the variety and as processing techniques have improved, the quality of Castillo has risen significantly. Today, there are many examples of Castillo that are clean, sweet, and highly enjoyable, proving that the variety itself is not the sole determinant of quality.

In practice, Castillo is a vital part of the modern coffee landscape. It represents the intersection of agricultural necessity and quality improvement. When you see Castillo on a bag, don't immediately dismiss it. It is a variety that has been bred for survival, and in the hands of a skilled producer and a talented roaster, it can produce a delicious, balanced cup. It is a reminder that the future of coffee depends on our ability to balance the need for resilient crops with the pursuit of exceptional flavor.