Oolong sits between green and black tea, and it rewards a little technique. Brew it carelessly and it turns bitter; brew it right and you get a smooth, layered cup you can re-steep several times. Here's how to do it, and how loose-leaf and bagged oolong really differ.
What makes oolong different
Oolong is partially oxidized, which is why it can taste anywhere from light and floral to rich and toasty depending on the leaf. That range is part of the fun — and it's why water temperature and steep time matter more than with a teabag you forget in a mug.
Water temperature
Aim for 185–205°F (85–96°C) — hot, but not a rolling boil for lighter oolongs. If you don't have a thermometer, boil the kettle and let it sit for 30–60 seconds before pouring. Water that's too hot scorches delicate leaves and brings out bitterness.
Steep time and leaf amount
Use about 1 teaspoon of loose leaf (or one bag) per cup, and steep 2–3 minutes for the first infusion. Taste at 2 minutes — oolong keeps developing, so pull it when it's balanced rather than waiting for it to go astringent.
Loose-leaf vs bags: what actually differs
- Leaf quality: loose leaf is usually whole or large-piece leaves, which unfurl and give more flavour and more re-steeps. Bags often hold smaller broken leaf that brews fast but flattens sooner.
- Room to expand: oolong leaves swell a lot. A roomy infuser or pot lets them open; a tight bag limits them.
- Convenience: bags win for speed and travel. A good sample-size bag is a low-risk way to try a new oolong before committing.
Re-steeping: don't throw the leaves away
Quality oolong is built for multiple infusions. After the first cup, steep the same leaves again, adding 30–60 seconds each time. The second and third infusions often taste the best, revealing sweeter, softer notes.
Making it iced
Brew it double-strength, then pour over ice — a citrusy oolong makes a naturally sweet iced tea without added sugar. Or cold-brew: leaves in cold water, refrigerate 6–8 hours, then strain.
Frequently asked questions
Does oolong have caffeine?
Yes, a moderate amount — generally between green and black tea. It's a gentle lift, not a jolt.
Why is my oolong bitter?
Usually the water was too hot or it steeped too long. Cool the water slightly and shorten the steep.
How many times can I re-steep?
Good loose-leaf oolong handles 3–5 infusions; each one tastes a little different.
Brew a better cup
Our Superbloom Sweet Lemon Oolong is a bright, citrus-floral oolong that's excellent hot or iced — and comes in a sample size if you'd like to try before you commit.