Introduction:Loose-leaf tea allows you to directly experience the texture and aroma of the leaves, making it an excellent way to deeply understand black tea. This article begins with the traditional grading standards of whole-leaf black tea, analyzing the naming logic behind grades such as OP and FOP, then delves into the unique processing methods and particle grading system of Kenyan CTC black tea. By mastering the relationship between grades like BP1 and PF1 and tea liquor strength, it helps you choose the black tea that best suits your taste.
The greatest charm of loose-leaf tea lies in your ability to visually observe the shape of the leaves, physically touch their texture, and even closely smell the aroma of the dry tea. This intuitive experience allows you to better understand the characteristics of the tea and makes the tea tasting process more personal and enjoyable. Whether you're a beginner new to black tea or an enthusiast looking to deepen your knowledge of tea grading, understanding the grading logic of Kenyan CTC black tea can significantly enhance your tasting skills.
Tea grading is usually based on leaf size and completeness, but this is not the only indicator of quality. In the traditional whole-leaf black tea grading system, common names such as OP (Orange Pekoe) and FOP (Flowery Orange Pekoe) reflect the length of the leaves and the ratio of buds to leaves. OP-grade tea typically consists of whole leaves without buds, while FOP contains more tender buds and the leaves are more slender than OP. There are also higher grades such as GFOP (Golden Flowery Orange Pekoe) and TGFOP (Tippy Golden Flowery Orange Pekoe), which contain more golden buds and are considered symbols of higher quality.
In the black tea grading system, the integrity of the leaves and the proportion of buds are key. For example, the P grade refers to buds, which are usually shorter than OP-grade leaves; OP consists of tightly rolled whole leaves; FOP leaves are longer than OP but less tightly curled. Higher grades such as GFOP and TGFOP contain golden buds and more tender buds, respectively, and teas of these grades generally have richer flavors and relatively higher prices. In contrast, BOP (Broken Orange Pekoe) and FBOP (Broken Flowery Orange Pekoe) are broken leaf grades, suitable for brewing strong tea liquor.
As a globally important black tea producing country, Kenya’s CTC black tea (Crush, Tear, Curl, i.e., the crush, tear, and curl process) is truly unique. This process originated in the 1930s and, after years of optimization, has become a signature product of Kenyan black tea. The production of CTC black tea begins with withering, where the tea leaves are left to rest in specialized withering troughs or rooms for up to 16 hours, allowing moisture to gradually dissipate. This is followed by the oxidation stage, where the leaves gradually change color and flavor during about an hour and a half of oxidation. Finally, the tea leaves are conveyed into a drying chamber, where hot air reduces the moisture content to about 3%, turning the leaves from green to dark black while locking in the aroma.
The grading of Kenyan CTC black tea is mainly based on particle size, with common grades including BP1, PF1, PD, and Dust1. The differences between these grades directly affect the strength and color of the tea liquor. Generally speaking, the larger the particles, the lower the density of the tea, resulting in a lighter-colored and relatively refreshing brew; conversely, the smaller the particles, the higher the density, yielding a darker-colored and more intense-tasting tea. For example, BP1-grade particles are larger and suitable for those who prefer a lighter taste, while Dust1-grade consists of fine tea powder that quickly releases a strong aroma, commonly found in milk tea or instant tea products. It's worth noting that tea leaves that do not meet the standards of the above grades are usually classified as Fannings, suitable for quick brewing.
With an understanding of these grading standards, you can more accurately choose Kenyan CTC black tea that suits your taste. Whether you're pursuing a strong and rich tea liquor or prefer a light and refreshing flavor, judging by particle size will help you find the most suitable option. The intimate experience of loose-leaf tea, combined with a grasp of the grading system, will make your black tea tasting journey richer and more enjoyable.
The above content is compiled by CoffeeHunters, a coffee news website.
