Tea to Water Ratio Calculator

How Tea to Water Ratio Works

The tea to water ratio determines how much loose leaf tea you use relative to the volume of water, directly controlling the strength, body, and flavor of your cup. A stronger ratio like 1:15 produces a concentrated, full-bodied brew, while a lighter ratio like 1:60 delivers a delicate, refreshing infusion. Different tea types have different ideal ratios because leaf density, surface area, and flavor intensity vary widely between green, black, white, oolong, and herbal teas.

The ratio also depends heavily on your brewing style. Western brewing uses a larger vessel with more water and a single longer steep, requiring less tea per volume (typically 2-3 grams per 240ml). Gongfu brewing uses a small vessel like a gaiwan with less water but significantly more tea (5-8 grams per 100ml), producing a concentrated liquor designed for multiple short infusions that each reveal different flavor layers.

Tea Ratios for Western vs Gongfu Brewing

Western brewing is the most common method worldwide. You add tea leaves to a teapot or infuser, pour hot water, and steep for 2-5 minutes depending on the tea type. The standard ratio ranges from 1:40 for robust black teas to 1:60 for delicate white teas. This produces a single full-flavored cup that is ready to drink without dilution. Most tea bags are pre-portioned for Western brewing at approximately 2 grams per 240ml cup.

Gongfu brewing originated in China and uses significantly higher leaf-to-water ratios. A typical gongfu session uses 5-8 grams of tea per 100-150ml of water, with multiple infusions lasting just 10-30 seconds each. The first infusion is sometimes discarded as a rinse. Each subsequent infusion extracts different flavor compounds, making gongfu ideal for high-quality oolong, pu-erh, and Chinese green teas where you want to explore the full range of flavors a single batch of leaves can offer.

Temperature and Steep Time by Tea Type

Water temperature is just as important as ratio. Green and white teas are the most heat-sensitive, requiring water between 160-185°F (71-85°C). Pouring boiling water on green tea will burn the leaves and create a bitter, unpleasant taste. Black tea and herbal infusions can handle full boiling water at 200-212°F (93-100°C) because their leaves are more oxidized and robust. Oolong falls in between at 185-205°F (85-96°C), with lighter oolongs needing cooler water and darker roasted oolongs tolerating higher temperatures.

Steep time works alongside ratio to control extraction. Over-steeping any tea leads to excessive tannin release and bitterness. Green tea typically needs 2-3 minutes in Western style, while black tea can steep 3-5 minutes. Herbal infusions often need the longest steep at 5-7 minutes because they contain no actual tea leaves and extract flavor more slowly from dried herbs, flowers, and roots. In gongfu style, steep times start at just 10-15 seconds and increase by 5-10 seconds with each subsequent infusion.

Tips for Measuring Tea Accurately

Weighing tea with a digital scale is the most accurate method, especially for loose leaf tea where volume varies dramatically by leaf size. One gram of tightly rolled oolong takes up far less space than one gram of fluffy white tea. If you do not have a scale, use approximately one teaspoon per cup for small-leaf teas (green, black) and one tablespoon per cup for large-leaf or fluffy teas (white, some oolongs). Always adjust by taste after your first brew — if the tea tastes too strong, use less leaf or more water next time. If it tastes weak and watery, increase the leaf amount or reduce water volume.