Public libraries across the US are offering library members free fruit and vegetable seeds to promote sustainability.

Known as seed libraries, these collections of complimentary seed packets are being made available in hundreds of libraries across the country. While some institutions simply give the packets away to library card holders, others allow them to be “checked out” with the understanding that the seeds of any future plants will be returned to the library.

A seed library is a place where community members can get seeds for free or for a nominal fee and is run for the public benefit. Many seed libraries are open in public libraries and community centres, and are run by nonprofits, clubs, or school groups.

The Seed Library Social Network, an online resource for anyone wanting to set up their own seed library, said: “For some communities, getting folks to garden and grow some of their own food…