Stories

Notes from the field.

Origin reports, brewing science, and the craft of specialty coffee from Cusco.

Yellow Gesha, Red Gesha and SL09 Inca from Cusco, Peru
Varietals

Why Is Gesha Coffee So Expensive? Yield, Altitude, Labour and Auctions

Gesha is expensive for four reasons that stack on top of each other: the plant gives less coffee than other varieties, it only shows its best at high altitude, everything from p...

5 min read · OCT 2026

Yellow Gesha, Red Gesha and SL09 Inca bags from Piritu Coffee
Origin

Red Gesha vs Yellow Gesha: Same Farm, Same Process, Two Different Cups

Both grow at Finca Nueva Alianza in Cusco and are processed the same way. The difference in the cup comes from the tree.

5 min read · SEP 2026

Dwight Aguilar Masias holding a coffee seedling among the trees at Finca Nueva Alianza, Santa Teresa, Cusco
Origin

SL09 vs Gesha: Why Peru's "Inca Gesha" Is Not a Gesha

Peru's "Inca Gesha" turned out to be SL09, a forgotten Kenyan selection that is genetically nowhere near Gesha. We roast both from one farm in Cusco. Here is how they differ in ...

10 min read · SEP 2026

Yellow Gesha: One Hectare in Santa Teresa
Origin

Yellow Gesha: One Hectare in Santa Teresa

Yellow-fruited coffee cherries. Photo: eli hirtzel, Unsplash. In 2020, Dwight Aguilar Masias planted one hectare of Gesha that fruits yellow instead of red. He already had two C...

6 min read · SEP 2026

SL09 Coffee: The Forgotten Selection Variety
Origin

SL09 Coffee: The Forgotten Selection Variety

In the world of specialty coffee, certain varieties become legends. Gesha. Bourbon. Typica. Pacamara. Coffee drinkers learn their names, debate their merits, and chase their fla...

9 min read · MAY 2026

Freshly ground Gesha coffee in a pour-over filter, seen from above
Origin

What Is Gesha Coffee? The Complete Guide for 2026

Gesha is the most coveted coffee variety in the world. It has won more competitions, broken more auction records, and inspired more obsession among specialty coffee drinkers tha...

8 min read · MAY 2026

Brewed Peru Gesha coffee in a glass server on a wooden table
Origin

Panama Geisha vs Peru Gesha: Why the Spelling Tells You Everything

Spell the word. Geisha or Gesha? If you said Geisha, you have Panama on the brain. If you said Gesha, you’ve been reading World Coffee Research. Or maybe talking to producers in...

7 min read · MAY 2026