IFAS Extension
We can all play a role in protecting Florida's natural resources.
Take the FFL Pledge!Coreopsis leavenworthii: Leavenworth's Tickseed
Keighly Graves, Wendy Wilber, Tom Wichman, Claire Lewis, Gail Hansen, andRyan Klein
Release Date: 9/15/2026
Agriculture
Abstract
About this Publication
This document is FPS142, one of a series of the UF/IFAS Department of Environmental Horticulture. Original publication date October 1999. Revised November 2003, October 2023, and September 2026. Visit the Ask IFAS website at https://ask.ifas.ufl.edu/ for the currently supported version of this publication.
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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