Have you tried the Miyawaki method?

It originated in Japan, and is now increasingly adopted in other parts of the world, including our Chennai. It has revolutionised the concept of urban afforestation by turning backyards into mini-forests. Local examples include a space near the Shenoy Nagar Metro Station and a school in Thirumudivakkam

from The Hindu - News https://ift.tt/2zz3IcC