Cuttings: Chinese Elm and Ilex Vomitoria – Tree High Bonsai

https://treehighbonsai.wordpress.com/2017/07/08/cuttings-chinese-elm-and-ilex-vomitoria/

Deciphering DC: National Bonsai & Penjing Museum @ U.S. National Arboretum – A DC Journey

https://adcjourney.com/2017/08/18/deciphering-dc-national-bonsai-penjing-museum-u-s-national-arboretum/