Keyhole Gardens

They are round gardens of about two metres in diameter and raised to waist-height to make them easy for the sick and elderly to work. Inside, the garden-beds are layered with tin cans, mulch and ash which together provide the nutrients to make the gardens extraordinarily productive.

 Here is the full article. As they say, necessity is the mother of invention.

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Augustus Franklin Diraviam works for the Solaris Cluster engineering group at Sun Microsystems. He lives in the San Francisco bay area.

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