IFAS Extension
We can all play a role in protecting Florida's natural resources.
Take the FFL Pledge!Barleria cristata: Crested Philippine Violet, Philippine Violet
Keighly Graves, Wendy Wilber, Tom Wichman, Claire Lewis, Gail Hansen, andRyan Klein
Release Date: 4/28/2026
Agriculture
Abstract
About this Publication
This document is FPS60, one of a series of the Department of Environmental Horticulture, UF/IFAS Extension. Original publication date October 1999. Revised June 2022 and December 2025. Visit the Ask IFAS website at https://ask.ifas.ufl.edu/ for the currently supported version of this publication.
How to Cite
Authors
horticultural science specialist, Florida-Friendly Landscaping™ Program
state program coordinator and Extension agent IV, UF/IFAS Extension Master Gardener Volunteer Program
Extension program manager, Florida-Friendly Landscaping™ Program, UF/IFAS Center for Land Use Efficiency
state specialized agent II and director Florida-Friendly Landscaping™ Program, UF/IFAS Center for Land Use Efficiency
professor, sustainable landscape design, UF/IFAS Department of Horticultural Sciences
assistant professor, arboriculture, UF/IFAS School of Forest, Fisheries, and Geomatics Sciences