Doug Caldwell, Ph.D.
University of Florida
Collier Co. Extension
(A Public Services Department)
Commercial Landscape Horticulture
14700 Immokalee Rd.
Naples, FL 34120
Doug Caldwell is the Commercial Landscape Extension Agent in Collier County. He holds a Ph.D. in entomology, is a certified arborist, and is a Florida Certified Horticulture Professional (FCHP). He has over 20 years experience in the green industry.
Visit his University of Florida IFAS website at:
Doug Caldwell is the Commercial Landscape Extens...