The International Society of Arboriculture maintains a page with 18 tree care brochures for the public. Learn why you should pay for the services of a certified arborist, how to plant a tree the right way, and how to identify tree hazards. Included on the page is a link to search for certified arborist by zip code so you can find out who the professionals are in your region.
www.treesaregood.com/