On March 24, the Tokyo Regional Meteorological Observatory announced one of the Japan Meteorological Agency's biological seasonal observation information, "Shirotsumegusa Flowering". (Kitanomaru-koen Park)
It is not yet noticeable at Uchibori Square in the Hamarikyu Onshi Garden, but at the site of the Yan Liao Pavilion, the height of Shirotumegusa extends greatly and you can see colonies.
Also known as clover.
The leaves are basically three-leaf compound leaves, sometimes four-leaf or more, and in Western Europe, the three-leaf clover is a symbol of Christianity, and the four-leaf clover resembles the Malta Cross, so it is considered a sign of good luck and happiness.
In Ireland, every year on March 17th, St. Patrick's Day, there is a practice to celebrate wearing a symbolic green or three-leaf clover-designed costume and accessories.
The name "stuffing grass" is said to be derived from the use of dried grass as a packing material for glass products imported from the Netherlands to Nagasaki during the Edo period.
Since nitrogen is fixed by the action of root particle bacteria, it is also used as a greening material that enriches the sober.
Miyazawa Kenji described the "light of nails" in the fairy tale "Polano Square".
Looking closer, the appearance of a small butterfly-shaped flower blooming like a cone from below is like the head of a bird chick whose wings have begun to grow.
