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Mexico COE results are released, and award-winning varieties Obata, Marsellesa and Oro Azteca are introduced

Published: 2026-04-06 Author:

Last Updated: 2026/04/06, CoE (Cup of Excellence) is one of the most authoritative boutique coffee competitions in the world and the first global Internet auction platform for award-winning coffees. It was founded in 1999 by the Alliance for Coffee Excellence (ACE). And every country can bid for the COE competition, and

CoE (Cup of Excellence) is one of the most authoritative boutique coffee competitions in the world, and it is also the first global Internet auction platform for award-winning coffee, which was founded in 1999 by the Coffee Excellence Alliance (ACE).

And every country can bid for the COE competition, and the beans are produced from all over the host country, through the cup test (blind test) to score the competition, and after the competition, the winning coffee beans will be auctioned, which will make the winning manor have enough reputation and considerable auction revenue.

Recently, the results of the 2024 COE Cup in Mexico, North America have been announced. In this competition, the latest division system is adopted, which is made up of three different categories.

Traditional washing group (Traditional Washed Processes)

Traditional sun and honey treatment group (Traditional Honey & Natural)

Experimental treatment group (Experimental Category)

The judges will cup test and score the participating beans of the above three groups, and finally will produce three groups (10 places in each group) CoE winning beans (at least 87 points) and the champion beans in each category.

In the 2024 COE competition in Mexico, there are many common varieties of coffee, such as Geisha, Bourbon, Typica and so on, as well as many rare varieties such as Obata, Marsellesa and Oro Azteca.

Obata Obata: this variety is a hybrid of the Timorese Timor and Verasaci Villa Sarchi and is selected by the Institute of Agronomy (IAC) in the Sao Paulo states of Campinas, Brazil.

The coffee fruit of Obata variety is red, the beans are relatively large, the overall tree shape is relatively short, it can be planted densely, the yield is relatively high, it is suitable to be planted at medium altitude, and it has strong resistance to coffee leaf rust.

Marcellesa Marsellesa: this variety is a hybrid of Timor Timor and Verasaci Villa Sarchi. It is selected by Nicaraguan CIRAD-ECOM according to the resistance to leaf rust of the population.

Marcellesa Marsellesa and fruit are red, coffee bean shape is average, overall tree shape is short, it is a high yield variety adapted to medium altitude, has high acidity in cup test, has strong resistance to coffee leaf rust, but is vulnerable to nematodes.

Oroastka Oro Azteca: this variety is a hybrid of the Timorese species Timor and Kaddura Caturra, belonging to the Katim variety group, developed by INIFAP of the Mexican National Institute of Agriculture and Animal Husbandry between 1996 and 1997, and is the first resistant coffee variety created and licensed in Mexico.

Oroastka Oro Azteca has the advantages of short tree shape, compact fruit growth, average bean shape and high yield, so it is suitable for planting in acidic soil and low altitude areas. This variety is vulnerable to coffee berry disease, but has strong resistance to leaf rust.

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