Plant These 10 Perennial Vegetables and Reap Harvests Year After Year

http://modernfarmer.com/2016/07/perennials/

http://www.nantahala-farm.com/perennial-plants-buy-s.shtml

https://www.bountifulgardens.org/products/VCO-3250

https://www.sheffields.com/seeds/Atriplex/canescens