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  •  Hortus Dijkspark
  • Plants
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  • Japanese Knotweed
  • Image: Amsterdam, Oostelijk Havengebied Willem Velthoven

    A plate of peeled Japanese Knotweed sprouts

    These thick juicy heads of the young knotweed sprouts are great to cook with. You can even eat them raw. Slightly astringent, freshly acidic like Sorrell. Pick them at the end of March, beginning of...

  • Japanese knotweed
  • Plant
  • Nature
  • Food
  • error
  • Alien
  • Eating the Invasive

    A beautiful plant with a horrible reputation

    Many believe that the Japanese knotweed is a specie that can only cause harm. This, however, is a very one-sided view on this exotic invader. In cities and gardens it might be a pain to get rid of

  • Mediamatic Biotoop Dijkspark, Mediamatic Eten

    It's spring! We are finally reopening the Serres…

    with chef Gino Marengo

    We are happy to announce that Gino Marengo is the new head chef of Mediamatic ETEN! With a lot of creativity and a great love for experimentation he will be leading the re-opening of the Serres...

  • Mediamatic Biotoop Dijkspark Elise Chalcraft

    7 kilos of Happiness

    The ins and outs of weighing our fish

    Every 6 months, we weigh our 128 African catfish. This is done to get a snapshot into the growth rate of the catfish and check on their general wellbeing. The Aquaponics Greenhouse currently has five...

  • Mediamatic Biotoop Dijkspark Elise Chalcraft

    Duckweed taste testing 2.0

    Using duckweed as an alternative food source to feed our fish

    Let me tell you about an aquatic plant I have come to love... Duckweed is a floating aquatic plant commonly found in ponds, lakes, and other still-moving bodies of water. Duckweed is commonly seen as...

  • Mediamatic Biotoop Dijkspark Alessandra Avanzi

    Cooking with essential oils.

    What does ylang ylang, orange blossom or rose essential oils taste like?

    Do you know that about 70% of our taste comes from our nose? Our taste is basically nothing  without our nose.  In fact, have you ever noticed that when you catch a cold the food tastes different?

  • Japanese Knotweed: Rethinking Invasive Species

    Around the mid-1800s, botanical interests in Europe were high. Searching for beautiful unique plants around the world, for study purposes, or using them as ornamentals was common practice. So much...

  • Mediamatic Biotoop Dijkspark Elise Chalcraft

    Tasting before wasting

    Optimizing our African Catfish feed

    My project for the past 8 weeks has been to look at how we could use waste streams from both the aquaponics greenhouse and the kitchen to feed our catfish to make the system as circular as possible.

  • Mediamatic Biotoop Dijkspark Kamilė Vaitkutė, Jiwei Zhou

    A Taste from the Ocean: Poppy Seed Mycelium

    It smells like...fish!

  • Mediamatic Biotoop Dijkspark Vera Catalano, Doudouce Knol

    What does a day in the Aquaponics greenhouse look…

    Morning The first thing we do in the morning is to check the pH in the subtank. The pH, a measure of how acidic the water is, determines the health of the fish, the creation of bacteria in the system

  • Internship

    Internship: Aquaponics

    Help us to grow vegetables and fish in this ecologically sustainable system!

    As an intern aquaponics you are involved in designing, building and taking care of the systems. You also help with organising the workshops and organise the educational program for schools. We are...

  • Mediamatic Biotoop Dijkspark Clara Casal Georgiou, Magdalena Thur, Elnaz Assar, Nadja Nolte

    Making acorns edible

    In a hands-on process the Clean Lab Team learns about the processing of acorns.

    The Harvest In and around Amsterdam the oak can be found in parks, forests and along the streets. Once you are attentive, you will see them everywhere around. The Balanophagy Team as well didn’t have...

  • The Nutritional Value of Acorns

    What can acorns bring to the table?

    Acorns - the fruits of the oak tree - have a remarkable nutritional profile that have great potential health benefits

  • Mediamatic Biotoop Dijkspark Elise Chalcraft

    Elderflower Champagne 2.0

    Popping champagne straight from the garden!

    The first fermentation step for making Elderflower champagne started last week with a trial test of 20L!  Here you can find the process, recipe, and some great action shots of the flowery business!

  • Fear of the Unknown

    What are you most afraid of?

    Fear of the unknown is a common phenomenon.  Throughout history we can find a lot of evidences of how much destruction this fear can create.  However, we are not only afraid of each other. For...

  • Mediamatic Biotoop Dijkspark Kamilė Vaitkutė, Jiwei Zhou

    Tempeh Dinner First Trial!

    Buckwheat and bulgur tempeh sheets' first trial for closed food

  • Private workshop Mediamatic Biotoop Dijkspark

    Foraging for Mental Health

    with Lynn Shore

    Are you looking to boost your mood by connecting with your environment? Lynn Shore will take you on a mindful guided session to explore ways to engage with everyday nature in order to support your...

  • Mediamatic Biotoop Dijkspark

    Bokashi Containers

    Composting with microorganisms

    The organic waste coming from the kitchen of Mediamatic ETEN finds a special companion in its composting process: the Bokashi container.  This system uses effective microorganisms to enable low...

  • Knowledge Page Sadhbh O'Donnell

    Being responsible for Bokashi

    and other useful information

    The amount of time to give to Bokashi really depends on what is happening at Mediamatic. Is the restaurant open? Is communal lunch happening? What season is it?  Being responsible for the Bokashi...

  • Knowledge Page Sadhbh O'Donnell

    Bokashi: Questions to Simon Vos

    Frequently asked questions

    Here are some questions that have been previously asked so that maybe you don't have to! Simone Vos from agriton has been great for answering questions and is the primary source for understanding the...

  • Jellyfish in the Culinary Scene

    The earliest practice of eating jellyfish dates back to 300 CE in China. It has been considered a delicacy in some Asian countries and used in medical treatment. The most common edible jellyfish in...

  • Making a Jellyfish Appetizer

    Last week, we tried out making our first jellyfish appetizer using an adaption from the Chinese recipes. We used cucumber, coriander, crispy seaweed flakes, a bit of red pepper and the processed...

  • Pee for plants: how to

    An introduction to the use of urine as fertiliser

    If you have ever wondered whether and how you can use your own urine to grow luxuriant plants and healthy veggies, here you can find some useful pieces of information on methods and timing for...

  • Mediamatic Bank at Duintjer CS

    Over Datum Eetclub 1

    Shells and Crusts with Tinda van Smoorenburg

    The first in our series of weekly dinner parties kicked off on Tuesday July 19th to a hungry crowd filling Mediamatic bank. It resulted in the successful resistance against the demonization of...

  • Mediamatic Biotoop Dijkspark Jiwei Zhou

    "How did you make it?" Curiosity from Mouldy Food…

    Today 4 colleagues helped us tested the eating experience with our idea from last blog: what if people rip off the mycelium to eat the food inside? What if the food is already grown with mycelium and...

created Willem Velthoven modified Willem Velthoven

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