1. The Nursery and Landscape Industry’s Impact on Florida’s Economy;Hodges,2005
2. Fertilization of field-grown and landscape palms in Florida, 2015http://edis.ifas.ufl.edu/ep261
3. Compendium of Ornamental Palm Diseases and Disorders;Elliott,2004
4. Palm nutrition guide, 2000http://www.floridaplants.com/horticulture/palm.htm