GreenSoutheast Asian & Himalayan

Thai Nguyen (Tan Cuong)

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Vietnamese green is built to be brewed strong and short: a heavy pinch in a small pot, around 80 degrees, quick steeps, and you ride that bitter-then-sweet wave (the hau ngot, the sweet return). Look for that fresh com note, like young green rice, which is the tell of a good Thai Nguyen lot.
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Tan Cuong is the premier tea commune of Thai Nguyen, the province north of Hanoi that produces Vietnam's most prestigious domestic green tea. This is everyday luxury for Vietnamese tea drinkers: cultivated bush green with a signature trick, an initial brisk bitterness that resolves into a lingering sweet aftertaste. The variable that matters most is grade and pluck, since the top bud-grade lots are what command real prices.

What to look for

Look for tightly curled or hooked dry leaf with a grey-green, lightly frosted look and a fresh, clean aroma carrying that characteristic com (young green rice) note. The signature of good Thai Nguyen green is the arc of flavor: a brisk, almost bitter first hit (chat) that turns into a sweet, lingering aftertaste (hau ngot); a flat cup with no sweet return is a lower grade. The liquor should be clear yellow-green, not dull or cloudy. Top grades are sorted by tenderness, with bud-only dinh lots at the apex. Buy current-season leaf, as the fresh aromatic top notes fade quickly.

Origin & terroir

Thai Nguyen province, just north of Hanoi, is the heartland of Vietnamese green tea, and Tan Cuong commune is its most famous origin, helped by favorable soil and a cool hill climate. Much of the heritage planting is the local trung du (midland) bush, with newer clonal cultivars in some gardens. The leaf is withered, pan-fired to fix it, rolled, and dried in the Vietnamese style, which builds the brisk-then-sweet profile prized domestically. Thai Nguyen green is also the standard base for Vietnam's scented teas, including jasmine and lotus.

How to brew

Vietnamese green is traditionally brewed strong and fast. Western: 80°C, 3 g per 200 ml, 1-2 minutes if you want it gentler, 2-3 infusions. Traditional or gongfu: 80°C, 5 g per 120 ml in a small pot, a quick rinse, then 15-30 second steeps, ascending, 4-6 infusions. Keep the water off the boil; the style is meant to show brisk astringency resolving into sweetness, not scorched bitterness.

What to pay

€8-20 (about $9-22) per 100 g for everyday grades; €35-75 (about $38-81) per 100 g for top bud-only (dinh) lots.

Prices reviewed June 2026

Related styles
Fun fact

Vietnamese tea drinkers prize the hau ngot, the sweet aftertaste that rises a moment after the brisk, slightly bitter first taste of a good Thai Nguyen green, and judge quality partly by how clean and long that sweet return is.