Coffee and tea glossary

The coffee, tea and price words used on this site, in a sentence or two each.

Coffee

Arabica
The coffee species most specialty coffee comes from; it grows best at altitude.
Robusta
A hardier coffee species with more caffeine, often used in espresso blends and instant coffee.
Single origin
Coffee from one country, region or farm, named after where it grew.
Blend
Coffees from several origins, mixed by the roaster for a steady taste.
Washed process
The fruit is removed from the bean before drying.
Natural process
The whole coffee cherry dries with the bean inside, before the fruit is removed.
Honey process
The skin is removed but some of the sticky fruit is left on the bean while it dries.
Roast level
How long and how hot the beans were roasted: light, medium or dark.
Espresso roast
A coffee its roaster roasts or recommends for espresso.
Decaf
Coffee with most of its caffeine removed; US rules ask for at least 97%.
Gesha (Geisha)
A coffee variety first found in Ethiopia, known from Panama's auction records.
Whole bean, ground
Beans as roasted, or ground for a brew method.

Tea

Camellia sinensis
The tea plant. Black, green, oolong, white and pu-erh teas all come from it.
Black tea
Tea whose leaves are fully oxidised.
Green tea
Tea heated soon after picking, so the leaves don't oxidise.
Oolong
Tea whose leaves are partly oxidised, between green and black.
White tea
Buds and young leaves, withered and dried with little handling.
Pu-erh
A tea from Yunnan, China, often pressed into cakes and aged.
Matcha
Shade-grown green tea ground into a powder and whisked into water.
Chai
Tea brewed with spices, or a spice blend for it; usually based on black tea.
Herbal tea
An infusion of herbs, flowers, fruit or roots, such as rooibos or chamomile; not from the tea plant.

Prices

Usual price
The highest price a size sold for on at least 7 of the last 30 days.
Real drop
Today's price under the usual price, by our own price history.
Lowest in 30 days
A real drop with no cheaper day in the last 30.
Store sale
A price the store shows against its own crossed-out "was" price; we don't count it as a drop.
Per kg, per 100 g
The price for the same weight, to compare bags of different sizes: per kg for coffee, per 100 g for tea.