A suitable soil for the bottle garden consists of Hydro granules, activated carbon and potting soil. With this 5 liter bag of hydro granules you have enough for a 54 liter Ferrarium or smaller. Per liter of hydro granules you need about 50 grams of activated carbon.
See below how many hydro granules you need per fermentation bottle size:
To make the bottle bottom, put about 3-4 cm of hydro granules on the bottom of the bottle. After this, you need about 7-10 cm of potting soil for the bottle garden, mix the activated carbon into the potting soil with a ratio of about 50 grams per liter of hydro granules.
Weight | 1 kg |
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