Care and consistency, since 2021

Japanese matcha. Sourced in Japan by a Michelin-trained chef.

Bonsai Matcha began in our Barcelona café, where care and consistency shaped everything we served. Today, those same standards guide our Japanese matcha—selected through annual blind tastings for aroma, flavour and texture.

4.7/5 from 17 customer reviews on Judge.me
Hands whisking matcha in a ceramic bowl
Inspecting tea plants in a tea field
The original Bonsai Coffee sign in Barcelona

It started with a café. And six matcha from Japan.

In April 2021, Maarten Lamberts opened Bonsai Coffee in Barcelona. His experience in Michelin-starred kitchens shaped the standards he brought to every ingredient, every preparation and every detail of service.

When his Japanese wife returned from visiting her family with six different matcha, they became part of the café’s menu. Customers’ enthusiasm sparked a deeper curiosity: farm visits, more samples, and conversations with Japanese farmers and certified tea masters.

That curiosity continues today. The café is where our story began; carefully selected Japanese tea is how it carries on.

Maarten LambertsFounder of Bonsai Matcha

Our selection starts again every year.

Care is a process. We taste, compare and score each matcha, then share the selection through blind tastings and feedback. Consistent quality guides every choice.

A freshly prepared bowl of matcha held by hand
  1. Aroma, colour and texture

    First, we smell the aroma, look at the green colour and feel the structure of the powder.

  2. A cup of usucha

    Prepared with water, each tea is scored from 1 to 10 for aroma, umami, sweetness, bitterness and texture, followed by an overall rating.

  3. Straight, dairy and oat

    We taste again with dairy milk and oat milk, checking how the flavour and texture come through in a latte.

  4. Tasted blind. Shared with others.

    Maarten’s first selection is tasted blind with his wife and her Japanese family. Feedback from friends adds another perspective before the final choice.

From our customers.

Published customer feedback, brought directly from Judge.me.

4.7/5 from 17 customer reviews

Bonsai Matcha starter kit gift box with Zen ceremonial matcha tin, bamboo whisk and scoop on a white background, complete matcha set for beginners

Make room for your ritual.

Matcha, a bamboo whisk and a scoop, together in one kit. Find the tools for preparing your tea at home.

Start your ritual Build your ritual

A little guidance for your daily cup.

Explore preparation tips and recipes for matcha and hojicha at home.

Explore the matcha guide

Bonsai Matcha for your business.

Bring the same care and consistent quality to the tea you serve your customers.

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