Petrorhagia saxifraga

Read about Petrorhagia saxifraga in the Standard Cyclopedia of Horticulture

Tunica saxifraga, Scop. Apparently the only species in cult. A tufted spreading hardy plant suitable for rockwork and blooming in summer and fall. It is a wiry-stemmed perennial, growing 6-10 in. high: fls. small, with rosy white, lilac or pale purple notched petals. G. 34:211. —Has become adventive in some parts of the E. Var. alba, Hort., is a white-fld. form. Var. albo pleno, Hort., is a double white-fld. form. Var. flore-pleno, Hort. (T. Saxifraga var. plena, Hort.), has semi-double fls. about 1/2 in. across and deeper pink than the type. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.