Why Brewing Method Matters
Tea is a remarkably nuanced beverage. The same loose leaf green tea can taste grassy and bright when brewed correctly, or bitter and flat when steeped at the wrong temperature or for too long. Understanding the basics of tea brewing takes only a few minutes to learn — and makes a significant difference to every cup you make.
The Four Key Variables
1. Water Quality
The most overlooked element of great tea is the water itself. Tea is approximately 99% water, so its quality directly affects the final flavour. Ideal water for tea brewing:
- Use filtered or spring water where possible — tap water with high chlorine or mineral content can affect the taste.
- Avoid using distilled water; it lacks the mineral content that helps carry the tea's flavour compounds.
- Fresh, cold water that has been brought to the correct temperature is always better than re-boiled water.
2. Water Temperature
This is the variable that makes the biggest difference, particularly for green and white teas. Boiling water (100°C / 212°F) can destroy delicate aromatic compounds in these teas and cause a bitter, harsh taste.
| Tea Type | Ideal Temperature | Why |
|---|---|---|
| White Tea | 70–80°C / 158–176°F | Very delicate leaves; high heat destroys flavour |
| Green Tea | 75–85°C / 167–185°F | Prevents bitterness; preserves sweetness |
| Oolong Tea | 85–95°C / 185–203°F | Semi-oxidised; tolerates moderate heat |
| Black Tea | 95–100°C / 203–212°F | Fully oxidised; benefits from near-boiling water |
| Herbal / Tisane | 95–100°C / 203–212°F | Requires full extraction from roots and flowers |
| Pu-erh Tea | 95–100°C / 203–212°F | Fermented; needs high heat to fully open leaves |
3. Leaf Ratio
The general starting point for most loose leaf teas is 1 teaspoon (2–3 grams) of tea per 200ml (6–7 oz) of water. From there, adjust to taste:
- Use more leaf for a stronger, more robust cup.
- Use less leaf for a lighter, more delicate brew.
- With bagged tea, one bag per cup is standard — though for larger mugs, two bags may give better results.
- Whole leaf and larger cuts generally require slightly more leaf by volume than finely cut teas.
4. Steeping Time
Over-steeping releases excess tannins, which are responsible for the bitter, drying sensation that many people associate with a poorly made cup of tea. As a general rule, start at the lower end of the recommended steeping range and adjust over subsequent brews:
| Tea Type | First Steep | Subsequent Steeps |
|---|---|---|
| White Tea | 2–3 minutes | +30 sec each |
| Green Tea | 1–2 minutes | +20 sec each |
| Oolong Tea | 1–3 minutes | +30 sec each |
| Black Tea | 3–5 minutes | Usually one steep |
| Herbal / Tisane | 5–7 minutes | Usually one steep |
Teaware: Does It Matter?
Your choice of teaware does affect the brewing experience, though the fundamentals above matter far more. A few considerations:
- Ceramic or porcelain — Neutral materials that do not absorb flavours; ideal for most teas.
- Cast iron teapots (Tetsubin) — Retain heat exceptionally well; great for black teas and herbal infusions.
- Glass — Excellent for visual appreciation of blooming teas and lighter greens.
- Clay (Yixing) — Traditional Chinese teaware that absorbs a small amount of tea over time, potentially enhancing flavour with repeated use of the same tea type.
For everyday brewing, any clean, neutral teapot or infuser basket will produce excellent results as long as you control temperature and time correctly.
Step-by-Step: A Simple Brewing Routine
- Heat fresh cold water to the appropriate temperature for your tea type.
- Warm your teapot or mug by rinsing it with a small amount of hot water, then discarding. This prevents the vessel from cooling your water too quickly.
- Measure your tea — approximately 1 teaspoon per 200ml of water as a starting point.
- Pour the water over the leaves (not the other way around) to ensure even saturation.
- Set a timer and steep for the recommended duration.
- Remove the leaves promptly when the timer ends to prevent over-extraction.
- Taste and adjust on your next brew — more leaf for stronger, shorter time to reduce bitterness.
Common Brewing Mistakes
Even experienced tea drinkers occasionally fall into these habits:
- Using boiling water for green or white teas — results in bitterness and loss of delicate aromatics.
- Leaving the leaves in the pot after brewing — the tea continues to extract and becomes bitter over time.
- Re-boiling the same water — reduces oxygen content and can produce a flat-tasting brew.
- Using insufficient leaf — a weak, watery cup that does not do justice to quality tea.
- Not preheating the teapot — results in uneven temperature and inconsistent extraction.
With a little attention to these fundamentals, you will notice an immediate improvement in the quality of your daily cup. Explore our full guide library or browse our tea collection to find your next favourite.