How to distinguish American dianthus from Chinese dianthus

Introduction to Chinese Dianthus and American Dianthus

Chinese dianthus generally refers to Dianthus chinensis, which is native to northern my country and is currently grown widely in the north and south. It also grows widely in Siberia, Russia and North Korea.

American dianthus usually refers to Dianthus barbatus, which is native to Europe and is usually distributed in Europe and Lijiang, Weixi, Kunming, Guangnan and other areas in Yunnan, China. It generally grows in areas with an altitude between 300 and 1,900 meters.

Difference 1: Different ecological habits

Chinese dianthus is a perennial herb with strong cold resistance. It can overwinter exposed on the ground and requires well-drained soil such as calcareous soil.

American dianthus is a perennial herb with average cold resistance but strong adaptability to soil.

Difference 2: Different stems

The stems of Chinese dianthus are tufted, erect and smooth in appearance;

The stem of American dianthus grows upright and has four ridges. Compared with Chinese dianthus, the internodes of American dianthus are longer and thicker.

Difference 3: Different leaves

The leaves of Chinese dianthus are linear-lanceolate, pointed at the ends, and clasping at the base;

The leaves of American dianthus are broadly lanceolate, oblong-lanceolate, or relatively narrow elliptical.

Difference 4: Different flowers

The flowers of Chinese dianthus grow solitarily, oppositely or in clusters at the top. The length of the flower stem is about 2 to 3 cm. The flowering period is from April to May.

The flowers of American carnation are small and numerous, with short stems, densely packed together to form a head. The flowering period is from May to July.