Cold brew herbal tea is the easiest upgrade your summer routine has been waiting for. You fill a jar the night before, slide it into the fridge, and wake up to a smoother, brighter cup with none of the bitterness a hot steep can leave behind. No kettle, no timer, no standing over the stove. Cold water and ripe botanicals do the work while you sleep. 🌿
In this article
What cold brewing actually is
Cold brewing swaps heat for time. Instead of pouring boiling water over your blend for five minutes, you steep it in cold or room-temperature water for several hours in the fridge. The flavours release slowly and gently, and that changes the whole character of the cup.
Heat is what pulls tannins out of tea leaves in a hurry, and tannins are the compounds behind that dry, sharp edge. Skip the heat and you skip most of the bitterness, even after a long soak. What lands in the glass instead is rounder, sweeter, and more true to the fruit and flowers in the blend.
Why the cold method tastes softer
A few things happen when you let cold water take its time.
The cold-brew difference
- Fewer tannins: cold water releases them slowly, so the cup stays smooth
- Brighter fruit: delicate berry, citrus and floral notes come through clearly
- Caffeine-free by nature: Organsia botanical blends carry no caffeine hot or cold, so sip any time of day
- Gentler on the planet: no boiling means no kettle energy, and a refillable glass jar beats a bottled iced tea
How to cold brew herbal tea, step by step
The method is almost too simple to write down, but a few small choices decide whether you get a watery jar or a cup you actually look forward to. Learning how to cold brew herbal tea takes about five minutes of hands-on time and a night of patience.
Your five-minute setup
Here is the whole routine, start to finish.
The overnight jar
- Measure: use 1 to 2 tea bags (or 1 to 2 teaspoons of loose blend) per 240ml / 8oz of cold, filtered water
- Combine: drop the bags into a clean glass jar or pitcher and fill it with cold water
- Chill: seal it and leave it in the fridge for 6 to 12 hours, or simply overnight
- Strain and serve: lift out the bags, pour over ice, and finish with a slice of citrus or a sprig of mint
The blends that love the cold
Not every tea behaves the same way in cold water. Fruit and flower forward blends are the natural winners, since their bright notes can get muted or overcooked by boiling water. Root and bark heavy blends sometimes prefer a hot steep to open up fully, then chill beautifully once they cool.
There is also a real difference between a true cold brew and a quick iced tea, and it is worth knowing. Pouring a hot, strong steep over ice is fast, but it can taste thin once the ice melts. A slow cold brew builds its flavour gently from the start, so the glass holds up beautifully even as the last cube disappears.
Match the blend to the method
Use the flavour of your blend as your guide.
A quick pairing guide
- Fruit and hibiscus blends: cold brewing keeps their colour vivid and their tang crisp
- Citrus and mint: cooling and clarifying, made for a tall glass over ice
- Warming spice blends: lovely iced too, though a short hot steep first draws out more depth before you chill it
Batch it, keep it, make it yours
Cold brew rewards planning ahead. Fill a large pitcher on Sunday evening and you have a few days of ready-to-pour refreshment waiting, with no daily effort. It is the opposite of rushing, and that quiet patience is the same idea behind slow-grown, organic botanicals.
Keep your brew in the fridge and enjoy it within a couple of days for the freshest flavour. Once it reaches the strength you like, lift the botanicals out so the cup does not turn heavy.
Small touches that lift the glass
A finished pitcher is a canvas. Try these.
Serve it well
Pour over plenty of ice with fresh fruit for colour. Add a splash of sparkling water for a lighter, fizzier cup. Freeze any leftover brew into cubes so your next glass never waters down.
Image source: Unsplash (free to use)
Try cold brew in Organsia blends
Our fruit-forward, caffeine-free botanicals were made for a tall glass over ice. Each one is 100% organic and peak-harvested, so what you steep overnight tastes the way nature intended, from soil to soul.
Lemon, Lime & Mint
Crisp citrus and a cool minty finish. This is the blend to reach for when you want the most refreshing glass in the fridge.
Shop Lemon, Lime & MintYuzu, Lychee & Mint
Exotic yuzu citrus, juicy lychee and a clean mint lift. Cold brewing keeps every one of those delicate notes intact.
Shop Yuzu, Lychee & MintVery Berry with Ashwagandha
Sweet strawberry and raspberry over a hibiscus base. It cold brews into a deep, ruby-red glass that looks as good as it tastes.
Shop Very Berry with AshwagandhaSpicy Blood Orange
Bright blood orange with a warm whisper of ginger and clove. Steep it hot for a few minutes, then chill it for a glass with real backbone.
Shop Spicy Blood OrangeCold brew herbal tea FAQs
How long should you cold brew herbal tea?
Most fruit and flower forward herbal blends are fully brewed in 6 to 12 hours in the fridge. You can leave them up to 24 hours for a stronger cup, then strain out the botanicals so it does not turn bitter.
Can you cold brew tea overnight?
Yes, and it is the easiest way to do it. Around 8 hours in the fridge overnight is the standard approach, so you set it before bed and strain it in the morning.
What is the ratio for cold brew tea?
A good starting point is 1 to 2 tea bags, or 1 to 2 teaspoons of loose blend, per 240ml / 8oz of cold water. Adjust from there to match how strong you like it.
Does cold brewing reduce caffeine?
For caffeinated teas, cold water draws out less caffeine than a hot steep over the same time. Organsia botanical blends are naturally caffeine-free either way, so you can pour a glass in the evening without a second thought.
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