Differences between Blue Star Flower and Japanese Blue Star Flower

The nicknames of blue star flower and Japanese blue star flower are different

Blue star flower, also known as star-shaped flower and umbrella flower, while Japanese blue star flower, whose scientific name is Cerulean cycad, is also known as Japanese blue star flower. It also has other names such as colorful crown flower, pointed petal vine, and sky blue pointed petal vine.

The leaves of blue star flower and Japanese blue star flower are different

The leaves of blue star flower are alternate, oblong, entire, and covered with pubescence, but the pubescence is not obvious, and the pubescence on the edges of the leaves is more prominent.

The leaves of Japanese blue star are different. The leaves are opposite, lanceolate-long heart-shaped, heart-shaped at the base, and densely hairy.

The flowers of blue star and Japanese blue star are different

Perhaps the most obvious difference between blue star flower and Japanese blue star flower is that their flowers are different.

The flowers of the blue star flower are axillary, the corolla is blue, the petals are closed, and there is a white star-shaped center. When in full bloom, the blue flowers are dotted among the branches and leaves.

The flowers of Japanese blue star are terminal or axillary, with five petals. The color of the flowers is lighter, with a hint of blue, which is more elegant.

In comparison, the flowers of the blue star flower are larger, with closed petals in the shape of a heart, a deep blue with a hint of purple, and obvious anthers. The flowers of the Japanese blue star flower appear smaller and more delicate, with five petals separated, long and narrow, and a light blue with a hint of white, like a rendered ink painting.

Other differences between Blue Star and Japanese Blue Star

The blue star flower blooms all year round, and with proper care, it can bloom in all seasons. However, the Japanese blue star flower does not bloom for that long, and its flowering period is from spring to summer.

Relatively speaking, the plant height of blue star flower is between 30 and 60 cm, and the plant height of Japanese blue star flower is between 30 and 80 cm. The Japanese blue star flower is relatively taller.

The flower language of blue star flower is mutual trust and grasping the present, while the flower language of Japanese blue star flower is happy love and mutual trust.