Central China. Grows in a narrow clump 6-8 ft. tall fairly quickly, and possibly to 20 ft. over many years. Canes are 3/4 in. diameter. Light, airy, arching and dropping at top. Greenish purple culms mature to deep purplish black.
This variety of rue is dense and compact, with a fine gray-blue color.
Foliage clump to 2–3 ft. wide. Oval to lance-shaped, 1– 1/2 -ft.-long, toothed, dull grayi...
Gray-green rosettes of many leaves are joined by fine hairs for a cobweb-covered look. Larger rosettes...