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Brazil's Coffee Flowering Splits as Robusta Leads and Arabica Waits

By: Editorial Team, StoneX Media

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Brazil's coffee flowering season is running on two separate tracks, with robusta in Espirito Santo largely finished and arabica in Minas Gerais and Sao Paulo still waiting on rain. That split matters because the record crop just harvested is already accounted for, and it is the flowering now underway that sets how much coffee Brazil can supply in the 2027/28 season. Roughly 95% of the current crop has already been harvested, which leaves the next crop as the main open question for buyers. For anyone carrying physical coffee exposure, the weeks ahead decide if weather risk leaves the market or returns to it.

Leonardo Rossetti is a Market Intelligence Specialist at StoneX in Campinas, Brazil, where he leads coffee analysis for the South American research team and runs field assessments across the country's main arabica and robusta producing regions. Those crop surveys cover the flowering conditions in Espirito Santo, Minas Gerais and Sao Paulo that feed StoneX projections on Brazilian harvests and on the global coffee balance between deficit and surplus.

Key Themes

  • Around 95% of Brazil's coffee crop is harvested, though part of it still awaits final processing.
  • Robusta flowering in Espirito Santo is largely complete, with strong vegetative conditions across StoneX field assessments.
  • Arabica flowering in Minas Gerais and Sao Paulo waits on widespread rainfall to trigger and then set fruit.

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Robusta Flowering Advances in Espirito Santo Without De-Risking Arabica Supply

"The StoneX field team has been monitoring flowering conditions in the robusta producing regions of Espirito Santo, where most of the flowering has already happened", Rossetti says, and what the team found there is encouraging. Fields are "showing good appearance, strong vegetative conditions and positive signs for the development of the next crop", which points to a solid conilon contribution to Brazil's 2027/28 supply. Brazil's robusta progress does not carry over to arabica, however, because the two crops flower on different calendars in different states. For buyers of Brazilian coffee, a clean robusta bloom removes one variable from the balance while leaving the larger one untouched.

Arabica Flowering in Minas Gerais Depends on the Rainfall That Follows

Brazil's main arabica flowering events are still ahead, and they need the next round of widespread rainfall across Minas Gerais and Sao Paulo before they can begin. Rossetti is direct about the sequencing, noting that "just as important as the flowering itself is the rainfall that follows, which is essential to ensure a proper fruit set". Brazil's arabica production potential therefore depends not only on the bloom taking place but on fruit set and fruit development in the weeks after it, which is why every rainfall and temperature update carries weight. The arabica share of Brazil's next crop stays an open question for physical buyers long after the current harvest is finished.

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--- Written by Gus Farrow, Senior Manager, StoneX Media

--- Expert: Leonardo Rossetti, StoneX Brazil Market Intelligence Specialist

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Brazil's Coffee Flowering Splits as Robusta Leads and Arabica Waits

Market commentary Coffee - Thought Leadership TeamBrazil's coffee flowering season has split in two, with robusta in Espirito Santo largely finished and arabica in Minas Gerais and Sao Paulo still to come. The rainfall that follows the arabica bloom will decide how much of Brazil's next crop actually sets.

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