October 27, 2026

Lapsang Souchong vs West Lake Longjing: Flavor Differences Between Black Tea and Green Tea & Key Storage Guide

October 7, 2021
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Introduction:Want to understand the fundamental differences between Zhengshan Xiaozhong and West Lake Longjing? This article delves into the tea processing methods, oxidation levels, aroma profiles, and storage conditions of these two classic beverages, exploring the craftsmanship behind them. It will help newcomers quickly grasp the essentials of tasting and avoid common storage mistakes, providing a comprehensive guide to selecting and appreciating both black and green teas.

Although black and green teas both come from the same tea plant, their distinct flavor profiles arise from differences in the oxidation process during production. Zhengshan Xiaozhong, as the most representative orthodox black tea, undergoes full oxidation, yielding rich notes of honey, caramel, and fruit, occasionally accompanied by a distinctive smoky character. In contrast, West Lake Longjing is a classic green tea, where high-temperature fixation preserves freshness, resulting in elegant bean-like and subtle herbal aromas. Understanding the complete differences—from tea material, production methods, storage, to final flavor—allows you to better appreciate the tea while making more informed choices when purchasing or collecting, mastering the key points of selecting and savoring both black and green teas.

Traditionally, black tea has a long history in the Western world. As early as the 17th century, it was introduced to Europe by the Portuguese and became a favorite choice for afternoon tea among royalty and nobility. With the advent of tea bags in 1908, it quickly permeated ordinary households, becoming one of the most widely consumed teas globally. Meanwhile, green tea has gained prominence in recent years alongside health trends. It circulates not only in loose leaf, tea bag, or matcha powder forms but is also widely used in personal care and daily products, showcasing its diverse value.

Many tea beginners often ask: “What exactly is the difference between black tea and green tea?” In fact, their distinctions span multiple aspects, including tea plant variety selection, processing techniques, aroma profiles, caffeine content, and even shelf life, all of which show significant divergence. To truly understand the cup of tea in your hand, you must start by analyzing the essence of the tea leaves themselves.

All tea comes from the tender leaves of the tea plant, but the diversity of tea varieties means that some cultivars are naturally more suited for green tea production, while others are particularly ideal for developing into black tea. It’s worth noting that there is no such thing as a “tea plant exclusively for black or green tea.” Instead, varieties are selected based on the intended use of the tea leaves to best bring out their potential. For example, Zhengshan Xiaozhong often uses the Wuyi Mountain Cai Cha variety, which is well-suited for oxidation, while West Lake Longjing is made from premium Longjing 43 or the Quntizhong variety. These choices directly influence the final cup profile.

The processing technique is the most critical dividing line between black and green tea. Green tea production emphasizes "freshness." After harvesting, the leaves undergo slight withering to remove some moisture, followed by high-temperature pan-firing or steaming to deactivate enzymes, effectively preventing oxidation. As a result, the leaves remain green, and the flavor is fresh with bean-like or herbal notes. In contrast, black tea is a fully oxidized tea category. It involves steps such as withering, rolling, full oxidation, and drying, turning the leaves deep brown. The taste becomes rich and mellow, often accompanied by distinct sweetness and woody layers.

In terms of storage, because green tea still contains relatively high moisture and has not completely halted oxidation, it can easily deteriorate or lose flavor if not stored properly. It is recommended to consume it soon after purchase. If storage is necessary, it should be sealed and kept refrigerated, away from light, humidity, and heat. On the other hand, black teas like Zhengshan Xiaozhong have undergone a process that removes excess moisture, leaving the leaves in a dry and stable state. Under room temperature, cool, and sealed conditions, they can maintain good flavor for over a year.

In terms of flavor, black tea, due to the full oxidation process, exhibits a rich array of honey, caramel sweetness, and in some regions, unique smoky notes—especially prominent in Zhengshan Xiaozhong, although overly heavy smoke often indicates poor processing control. Green tea, on the whole, is primarily characterized by freshness and subtlety. Finer varieties may carry aromas of green beans or citrus, while more robust ones present nutty, lightly roasted, or vegetal freshness. However, lower-quality green teas often taste bitter or astringent due to improper processing.

In summary, if you want to experience the classic allure of black tea with its interplay of smoky and fruity notes, Zhengshan Xiaozhong is a great choice. If you prefer a refreshing, mellow green tea with a pronounced aftertaste, West Lake Longjing is an excellent entry option. No matter which type you choose, be sure to manage the storage environment according to its oxidation characteristics to ensure that each brew delivers the purest essence of tea aroma. Understanding these details will elevate your tea drinking experience to the next level.

The above content is compiled by CoffeeHunters, a coffee news website.

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