Through research, technology, and education, the International Society of Arboriculture (ISA) promotes the professional practice of arboriculture and fosters a greater worldwide awareness of the benefits of trees.
Howard Garrett - The Dirt Doctor
Howard Garrett is a landscape architect by training, with extensive experience in landscape contracting, greenhouse growing, golf course planning and maintenance, and organic product development. Howard has devoted his life to establishing a leadership role in the natural organic marketplace. He provides advice on natural organic gardening, landscaping, pet health, pest control and natural living. http://www.dirtdoctor.com/
Native Plants of Texas
Dedicated to the cultivation and propagation of Texas Native Plants and Wildflowers.
Texas Nursery & Landscape Association
The Texas Nursery and Landscape Association's Mission is to Enhance Members' Business Success Through Legislative/Regulatory Advocacy, Education, Networking, and Promotion of Professionalism.