Petrorhagia Petrorhagia Petrorhagia is a small genus of annual and perennial plants of the pink or carnation family, mostly native to the Mediterranean region. The genus is often referred to as Tunica, which is an obsolete synonym. It is low-growing with wiry stems and narrow, grass-like leaves. The flowers are small, in clusters similar to members of the genus "Dianthus", in pink, lilac, or white. "Petrorhagia saxifraga" is the tunic flower or coat flower, similar to Baby's Breath, but shorter, and used in rock gardens. These plants are mainly native to Eurasia, but some species can be found nearly worldwide, having
Bacterial wilt of carnation quarantine pest for Iran. Floriculture is the large scale cultivation and farming of specific plants, such as flowering and ornamental plants, for various uses. These uses include gardening, floristry, and floral design. Columbia has been noted in history as being one of the top international exporters of cut flowers, and being first in the exportation of carnations. Diseases like Bacterial Wilt of Carnation pose a serious threat to the Floriculture industry, and specifically to fresh cut flowers like carnations. Bacterial wilt of carnation Bacterial Wilt of Carnations is a bacterial disease caused by the plant pathogen "Paraburkholderia caryophylli" (often referred