- Catalogue altitude
- 1,500–1,950 m · 21 of 26 catalogue coffees report altitude. 1 of those 21 have a recorded range partly or wholly outside this band. This sample does not establish the full growing range.
- Climate
- three climate zones: tropical rainforest in the west near the Aberdares, sub-tropical in the centre, semi-arid in the east
- Terrain
- hills and valleys drained by rivers; western part rises toward the Aberdare Range
- Soil
- volcanic soil, fertile, suited to farming
- Varieties
- SL28 · Ruiru 11 · SL34 · Batian
- Base process
- Washed · Honey · Natural
- Conditions and additional steps
- Fermentation