Machine-processed black tea producing granular leaves. Strong, brisk. Dominant in East African production.
| Climate zone | Tropical highland |
| Altitude | 1500 – 2700 m |
| Rainfall | 1200 – 2500 mm |
| Temperature | 10 – 25 °C |
| Soil | Acidic, well-drained soils (pH 4.5-5.5) |