If you friend is suffering from Macular Degeneration, please share this with them: https://steemit.com/life/@ecoknowme/eye-health-protect-yourself-this-eclipse-tips-for-damaged-eyes I buggered my eyes last year.... I'm too young for MD but the result in my eye is the same. Moringa is a true Miracle!
I also this if you are interested: https://steemit.com/gardening/@ecoknowme/steemit-community-do-you-garden-help-the-ecoknowme-help-you-help-others-while-growing-your-own-medicine-business
There is a guy not far from you YOU could connect with for AMAZING Chinese herbs... I am hoping to create an organic market for Steemians. You are fortunate to be near someone you could learn from and get plant material, if you so desired. here is a video from the fellow if you are interested. Cheers!

This particular plant is a very common, easy to grow CHI Tonic and can be used to fix nitrogen. The Root is the valuable part. Grow it. Slice it Dry it. We buy it. :D