Bì Luó Chūn (碧螺春) — Jade Snail Spring

Bì luó chūn (碧螺春) is a pre-Qīngmíng green tea from the Dōngtíng mountains near Sūzhōu, Jiāngsū province, grown on the Xīshān (西山) peninsula and Dōngshān (东山) island of Lake Tàihú (太湖). It is distinguished by its tightly spiralled white-haired leaf, fruit-orchard terroir, and "three freshnesses" aroma (fresh leaf, fruit, and bayberry in a single cup). One of China's ten famous teas, it requires 60,000–70,000 hand-picked shoots per kilogram of finished tea — 5–7 times more than ordinary green tea. The name, "Jade Snail Spring," was bestowed by Emperor Kāngxī in 1705 during a Qīng dynasty inspection tour, who deemed the original folk name, Xià Shā Rén Xiāng (吓煞人香) — "frighteningly fragrant" — too inelegant for an imperial tea. Key cultivars include lónghuā (龙华), mǐgānshè (蜜柑蔎), and fúrénshè (茯仁蔎). The tea bushes are interplanted among fruit trees — peach, plum, apricot, and crucially, red bayberry (杨梅 yángméi). This gives the tea its layered, persistent fragrance, free of stewed grassiness.

Harvest

Harvest is strictly pre-Qīngmíng (明前), meaning before April 5 (Qīngmíng festival), when buds are smallest and most flavour-concentrated. Top grade: one bud plus one barely unfurled leaf (一芽一叶, yī yá yī yè). Next grade down is one bud with two or three leaves (一芽二三叶). The labor requirement is extreme: 60,000–70,000 shoots per kilogram of finished tea — 5–7 times higher than for ordinary green. Picking is done by hand from 5 a.m. to noon, into baskets tied at the waist. By the time of Qīngmíng itself, buds have already coarsened.

Production

Everything is completed on the day of harvest; the total cycle takes 35–40 minutes per batch. Two approaches exist: traditional hand-crafting (全手工) and machine processing (全机械). Hand-made is reserved for the highest grade.

1. Shā Qīng (杀青 — fixation): The leaves are thrown into a preheated cast-iron wok heated by wood fire to 180–200°C. The master works bare-handed for 3–4 minutes to halt enzymes, achieving no cooked or burnt smell.
2. Róu Niǎn (揉捻 — rolling): Temperature is lowered to 70–80°C. The leaf is constantly manipulated against the wok wall, transforming into fine tight spirals over 10–15 minutes.
3. Tuán Bāo (团包 — palm-shaping): At 40–50°C, the leaves are rolled into small clusters in the palm, then rubbed against the wok surface. This takes 12–15 minutes and requires skill — otherwise the leaf scorches.
4. Bèi Gān (焙干 — drying): Finished at 60–70°C until moisture reaches 5–6%, typically 5–6 minutes.

The result: tight short spirals (2–3 cm) of dark-jade colour with a matte silvery white down.

TL;DR: Four steps in 35–40 minutes: fixation in a wok up to 200°C → rolling at 70–80°C → palm-shaping into clusters (12–15 min, needs skill) → drying to 5–6% moisture. 60,000–70,000 shoots per kilogram. Harvest only before Qīngmíng. Bitterness indicates summer-harvest material or water above 80°C.

Flavour Profile

Genuine Dōngtíng bì luó chūn yields a pale golden-green liquor. The front palate brings osmanthus and apricot, the mid-palate features bayberry and plum, finishing with a long, clean sweetness and no bitterness. If bitterness appears in properly brewed spring-harvest tea, it is a sign of summer-harvest material or water temperature above 80°C.

The aroma is traditionally described as "three freshnesses" (三鲜, sān xiān): fresh leaf, fruit, and bayberry — all three distinct and simultaneous in a single cup.

How to brew Bì Luó Chūn

The spirals sink slowly as they absorb water, unfurling as they descend—hence the glass tumbler.

Authenticity

Much of what is sold as "bì luó chūn" comes from Sìchuān or Zhèjiāng leaf processed in the bì luó chūn style. Common signs of non-Dōngtíng origin: less white down, longer spirals, simpler aroma lacking osmanthus and bayberry notes. Authentic Dōngtíng origin carries the Protected Geographical Indication (PGI) mark — genuine production is restricted to Wúzhōng county (吴县), Sūzhōu, under national standard GB/T 18957-2008.

Related

• Bái Háo Yín Zhēn — another tea prized for its white-haired buds
• Chinese Tea Categories
• Gōngfū Brewing Guide

FAQ

Why does Bìluóchūn smell of fruit — unlike other green teas? The tea bushes grow interplanted among red bayberry (杨梅), peach, plum, and apricot orchards on the Dōngtíng shore of Lake Tai. The story that root systems exchange sap is a myth — the source is the intertwined branches and the air filled with pollen and essential oils from osmanthus (桂花) and bayberry. This terroir is specific to the Dōngtíng GI zone and cannot be replicated by rolling technique alone.

How do I brew Bìluóchūn correctly? Never pour water directly onto the leaves — it strips the delicate white down (茸毛 róngmáo) and damages bud structure. Use 上投法 (shàng tóu fǎ): fill the glass to 70% with 75–80°C water first, then gently float the dry leaves on top. Let them sink slowly; swirl once before drinking. Wait two minutes after full unfurling before drinking.

What is the difference between Dōngtíng Bìluóchūn and Zhèjiāng Bìluóchūn? Dōngtíng (洞庭) is the original GI origin — Lake Tai shore, Wúzhōng county, Jiāngsū, interplanted with bayberry and osmanthus, PGI under GB/T 18957-2008. Zhèjiāng Bìluóchūn is processed in the same spiral style but in a different province, without bayberry and osmanthus interplanting. Similar appearance; noticeably simpler aroma and price is 2–3 times lower.

How is Bìluóchūn different from Lóngjǐng? Both are top-tier pre-Qīngmíng spring greens but very different. Bìluóchūn: spiral-curled, silver down, fruity-floral, brewed water-first (上投法), Lake Tai origin. Lóngjǐng: flat-pressed, toasty-vegetal with chestnut notes, brewed sandwich method (中投法), West Lake origin in Hángzhōu. Neither substitutes for the other.

How do I know if my Bìluóchūn is authentic Dōngtíng? Look for: dense silver down covering the spirals, tightly wound short spirals of uniform size (2–3 cm), and a clear aroma of osmanthus and bayberry with no grassiness. Zhèjiāng imitations have less down, looser and longer spirals, and a simple, grassy fragrance. Authentic Sūzhōu Wúzhōng origin carries the PGI mark. If the price is very low, it is not Dōngtíng.