Oolong TeaTaiwan

Cui Yu Tea

Tsui Yu · Taiwan Tea #13 · Jade Oolong

GrassyFloralFresh

Cui Yu (TE #13) is a Taiwanese cultivar bred for a fresh, grassy-green character that sits between a green tea and a light oolong.

Cui Yu tea — loose leaves
Oolong TeaFloral · Roasted · Complex
Light body
Tea TypeOolong TeaFloral · Roasted · Complex
OriginVarious, Taiwan
OxidationLowRoast: Low
BodyLight
CaffeineMedium20–40 mg / cup

Flavor Profile

What does Cui Yu taste like?

Cui Yu (TE #13) is a Taiwanese cultivar bred for a fresh, grassy-green character that sits between a green tea and a light oolong. The cup is lively and aromatic: sweet pea, fresh herbs, and a soft floral edge over a clean, juicy body. It is slightly brighter and more vegetal than Jin Xuan, with a crisp finish that makes it refreshing in warmer weather.

Flavor NotesStrongest first
Grassy5 / 5
Floral4 / 5
Fresh3 / 5
Sweet2 / 5

Bar length reflects the relative prominence of each flavor note (dominant first), not a laboratory measurement.

Origin

Various, Taiwan

Cui Yu was released by Taiwan's tea research station shortly after Jin Xuan and is now grown island-wide.

Island origin celebrated for high-mountain and roasted oolongs.

Various, Taiwan

Brewing Guide

How to Brew Cui Yu

Tea Amount3 g
Water250 ml
Temperature90–95°C
Steep1–2 min
Re-steep3–6 times

Brewing parameters are a starting point and can be adjusted to taste.

Caffeine

Caffeine in Cui Yu

Medium

Typical brewed serving

20–40mg per cup

Cui Yu is a medium-caffeine oolong tea. A typical brewed serving contains about 20–40 mg of caffeine.

Values can vary depending on quantity, brewing time, serving size, and preparation method.

Keep Exploring

If you like Cui Yu

Side by Side

Want to see how Cui Yu compares?

Put Cui Yu next to Jin Xuan and compare flavor, origin, caffeine, and brewing side by side.

FAQ

Cui Yu Tea FAQ

Quick answers about Cui Yu tea, drawn from its flavor, origin, caffeine, and brewing profile.

What is Cui Yu tea?

Cui Yu (TE #13) is a Taiwanese cultivar bred for a fresh, grassy-green character that sits between a green tea and a light oolong. It is also known as Tsui Yu, Taiwan Tea #13, and Jade Oolong.

Does Cui Yu tea have caffeine?

Yes. Cui Yu is a medium-caffeine tea, typically 20–40 mg per brewed serving.

What does Cui Yu tea taste like?

Cui Yu is known for a profile led by Grassy, Floral, and Fresh, with a light body.

How do you brew Cui Yu tea?

Use about 3 g of tea per 250 ml of water at 90–95°C, steeping for 1–2 minutes. It can be re-steeped 3–6 times.

Is Cui Yu tea bitter?

Bitterness is not a defining note of Cui Yu; its profile centers on Grassy, Floral, and Fresh.