BT- 4
Tea Variety: BT- 4
Main Features of the Variety
| Developed by | Bangladesh Tea Research Institute, Bangladesh |
| Method of development/origin | Old seed section of Baraoora Tea Estate |
| Year of release | 1981 |
| Main characteristics | Leaf size smaller, dark green, glossy, compact with a good spread, |
| Planting season and time | Planting season: Early monsoon |
| Field duration | 60 to 100 years of ages |
| Yield(t/ha) | Leaf yield 2.58 |
| Resistance/tolerance | Highly tolerant to drought. |
| Quality of the product | Excellent, coloury, bright, brisk, full and creamy liquor |