Rose of Sharon, Shrub Althea Hibiscus syriacusUniversity of Illinois
Office of Extension and Outreach
214 Mumford Hall (MC-710)
1301 W. Gregory Dr.
Urbana, IL 61801
Hardiness Zone: 5 - 8
Mature Height: 9-12 Feet
Mature Width: 6-10
http://urbanext.illinois.edu/ShrubSelector/detail_...
