Japanese Spiraea (Spiraea japonica) Posted byGeorgeJune 11, 2014January 27, 2021Posted inInvasive, Non-Native, Photographic Location: Rock Island State Park in Middle Tennessee., Rosaceae (Rose Family)Tags:Violet Photographic Location: Rock Island State Park in Middle Tennessee. Rosaceae (Rose Family) Synonym(s): Japanese Meadowsweet; Japanese Spiraea Bloom Color: RedBloom Time: May , Jun , Jul For more information about this plant, Click Here. Rate this:Share this:TwitterFacebookLike this:Like Loading...