carrots:

carrots every day = 365 meals

per meal = 85 gram

per year = 30260 gram = 30.2 kg

yeild per bucket = 0.9 kg

need buckets = 30.2/0.9 = 33.62


dim bucket = 30x30 cm = 900 cm2 = 0.9 m2


area buckets = 0.9 = 29.7 m2

5.5 x 5.5 m

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build costs:

bucket = cheap square bucket ~30 cm

bucket cost = ~1euro

buckets cost = 1 x 33 = 33 euro

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price per year / running cost

?

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labor / work needed

?
not much ?