|Photo taken by Kevin Robertson|
|Division:||Magnoliophyta - Flowering plants|
|Class:||Magnoliopsida – Dicotyledons|
|Family:||Asteraceae ⁄ Compositae|
| Eupatorium hyssopifolium|
|Natural range of Eupatorium hyssopifolium from USDA NRCS Plants Database.|
Common name: Hyssopleaf thoroughwort
Synonyms: Eupatorium hyssopifolium var. hyssopifolium; E. hyssopifolium var. calcaratum Fernald & Schubert; E. lecheifolium Greene
A description of Eupatorium hyssopifolium is provided in The Flora of North America.
It is found in Longleaf pine-Turkey oak sand ridges, Longleaf pine sandhills and flatwoods, pine-palmetto flatwoods, Turkey oak scrubs, Longleaf pine-wiregrass savannas, and in open meadows. It is also found in human disturbed areas such as old fields, roadsides and areas that have been clear cut and bulldozed. It requires high levels of light. It is associated with sandy loam, sand-clay loam, and sandy soil types. Associated species include Andropogon.
It has been observed flowering from July to November.
This species is thought to be dispersed by wind. 
Conservation and management
Cultivation and restoration
References and notes
- Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2014. Collectors: R. Lazor, Loran C. Anderson, J. P. Gillespie, R.K. Godfrey, Gary R. Knight, R. Kral, Angus Gholson, A. F. Clewell, N. C. Henderson, Victoria I. Sullivan, Carol Havlik, Richard S. Mitchell, R. Komarek, R. A. Norris, and R. F. Doren. States and Counties: Florida: Escambia, Gadsden, Jackson, Leon, Madison, Taylor, and Wakulla. Georgia: Grady and Thomas.
- Kirkman, L. Katherine. Unpublished database of seed dispersal mode of plants found in Coastal Plain longleaf pine-grasslands of the Jones Ecological Research Center, Georgia.
- Niering, W. A. and G. D. Dreyer (1989). "Effects of prescribed burning on Andropogon scoparius in postagricultural grasslands in Connecticut." American Midland Naturalist 122: 88-102.