
Recommended rare teas: 5 indicators to determine whether a tea is high quality
If you’re interested in tea, exploring these high-value tea varieties might be your best choice. Whether for personal enjoyment or collection, these rare teas can provide you with a unique experience. Many rare tea varieties in the world typically grow in specific climate and soil conditions, and due to their limited production or narrow growing range, they are difficult to obtain. Rare teas have always been sought after by tea enthusiasts and collectors.
Every season produces a batch of particularly impressive teas. In 2025, several high-value tea varieties gained significant attention. Today, we will introduce some rare teas and the 5 important indicators of premium tea. If you want to learn about rare teas, let’s explore together!

2025 Rare Tea Recommendations
There are many different rare tea varieties in the world, each with its unique flavor and mouthfeel. For tea enthusiasts and collectors, tasting these rare tea varieties is a precious experience.
Biluochun Tea from China
Biluochun tea originates from Fujian Province in southeastern China and is one of China’s most popular teas. Its delicate leaves and rich aroma make Biluochun highly sought after among premium tea connoisseurs. It is one of China’s top ten famous teas. The most impressive feature of Biluochun is that the leaves are tightly curled into a spiral, resembling a snail shell. If the spiral shape is not tight or consistent, it is not considered high-quality Biluochun. The harvest time is around April, and the earlier the picking, the sweeter the aftertaste. Biluochun is a type of green tea, also known as Kung Fu tea and New Blood tea.
Pearl Jasmine Tea
Pearl Jasmine tea uses a thousand-year-old primitive tea fragrance technique, adding aromatic organic jasmine flowers to fresh organic green tea leaves, then gently hand-rolling the tea leaves into precious tea “pearls.” Pearl Jasmine is a green tea from Fujian Province, China. These green teas are mainly produced in spring, with a rich green aroma.
Junshan Silver Needle
Junshan Silver Needle is a yellow tea that only uses buds. The production period only uses early spring buds that have not yet opened, typically beginning harvest in early March. The growing area is very small, and the fine buds are very light, resulting in minimal yield. High-quality, finely crafted Junshan Silver Needle doesn’t have the grassy taste of plants but rather carries a sweet corn-like flavor.
Rare teas, like mysterious whispers in ancient stories, captivate with their mystique. Each leaf is a testament to nature’s artistry, containing secrets from distant lands, delivering extraordinary flavor experiences, and leading people into unknown realms.

What Are Rare Teas? 5 Indicators of Rare Teas
1. Cultivar Variety
Cultivar varieties are different types of tea trees planted by tea farmers. Over time, farmers have treasured certain varieties. After years of experimentation with specific teas, farmers may discover which tea is best suited for cultivation in their region and continue producing it long-term. This explains why teas become famous due to their region – it’s all related to the local tea varieties.
2. Altitude
We often hear that rare teas come from high mountains, as mountains are not easily accessible places. Relatively speaking, teas grown or naturally growing at higher altitudes are considered more rare. Many high-mountain teas from around the world are popular among tea collectors. Beyond rarity, high-mountain teas endure the harshest conditions, from high daytime temperatures to extremely low nighttime temperatures. The temperature differences and instability lock sweetness completely within the leaves. Tea trees must work hard to store nutrients to survive in harsh conditions, resulting in sweet and very mild leaves. Additionally, there are fewer insects at high altitudes, so pesticides aren’t needed to protect the crops. Most high-mountain teas are organic, even without special certification.
The mountainous regions of China, Japan, and Taiwan in Asia are frequently shrouded in dense fog, with limited sun exposure. This process is similar to the shade-grown tea process, making high-mountain teas from these three places particularly favored by tea collectors worldwide. However, due to the difficulty of irrigation in high mountain operations and the mountainous terrain requiring manual harvesting, higher altitude teas are definitely more expensive and limited in quantity.

3. Shading Effect
Similar to the concept of growing tea in high-altitude areas, shading tea trees ensures minimal sunlight exposure, producing high-quality tea. Direct sunlight produces more pungent, bitter tea. Most inexpensive teas are grown in areas with direct sunlight. Shaded teas help preserve L-theanine in the leaves, which is responsible for the sweet and umami flavor of tea. Conversely, sunlight kills theanine and increases catechins. Natural cloud cover provides the best shading effect, and rare teas are typically produced in geographically advantageous environments.
4. Harvest Time
Spring-harvested tea is always considered the best because this is when tea farmers can pick the youngest and mildest tea buds and leaves. These buds have stored all the best flavors throughout the winter. As the harvest season progresses and the weather warms, the tea leaves gradually become rougher and more bitter.
Although many believe early spring tea is the best, unique summer and autumn teas are also available. Another rare tea harvest time is definitely winter – winter teas, even from low altitudes, have the sweetness of high-mountain teas. Many tea farmers choose to blend harvests to create balanced and year-round stable tea supplies. Rare teas are not only related to harvest time but also to other factors.
5. Picking Style
Rare tea enthusiasts definitely prefer hand-selected and harvested teas over machine-harvested ones. When using manual tea picking, farmers are very gentle with the tea leaves and always select the best ones. Machinery might damage or discard good tea buds, but manual picking never does this. Therefore, rare and premium teas are absolutely hand-picked.