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2008 G8 Hokkaido Toyako Summit


Nature and the Volcano - Toyako-cho - Greenery

Trees in the Toyako area

The Mount Usu area is populated with different types of trees than the lakeshore area. In the Mount Usu area, which has experienced repeated eruptions, there are few large trees, and forests are still young. Furthermore, there are almost no conifer trees. On the other hand, the lakeshore area has forests that contain (Japanese) yew (tree) and oaks.

Mountain Ash

Picture of Mountain Ash

Family name: Rosaceae
Height: 10-15 meters
Girth: 30-40 cm

This is a deciduous tree that grows in mountainous areas. The tree blossoms with small white flowers in June and bears red fruit between September and November.

Japanese white birch

Picture of Japanese white birch

Family name: Betulaceae
Height: 20-25 meters
Girth: 40-60 centimeters

This is a deciduous tree typical of northern regions and its white bark is striking. The bark is thin and peels off like paper. These trees start to grow before any of the other trees in areas that have been damaged by landslides and fires.

Table Dogwood

Picture of Table Dogwood

Family name: Cornaceae
Height: 12-20 meters
Girth: 50-70 centimeters

This is a deciduous tree that can be found in mountainous areas. The tree’s branches turn red in winter. The tree is called mizuki (water tree) in Japanese since it produces a large amount of sap.

Japanese big-leaf magnolia

Picture of Japanese big-leaf magnolia

Family name: Magnoliaceae
Height: 15-20 meters
Girth: 60-80 centimeters

This tree is characterized by large leaves that can be up to 20-40 centimeters long. The leaves are often used as containers for local dishes. The flowers are also large and give off a nice fragrance.

Flowers around Toyako

One can come across various types of unique flowers in forests, pastures, and farm land around Toyako. These flowers include Corydalis ambigua and Adonis amurensis, which bloom throughout the area in early spring, and Lilium medeoloides and Linaria japonica during summer.

Carmichael's Monkshood

Picture of Carmichael's Monkshood

Family name: Ranunculaceae
In bloom: August-October
Height: 100-150 centimeters

Pheasant's eyes grow either in mountain forests of broad-leaf trees or alone near mountain streams. They produce purple flowers, and their roots have a strong poison, which have been used to make poison arrows.

Pheasant's eye

Picture of Pheasant's eye

Family name: Ranunculaceae
In bloom: April-May
Height: 10-30 centimeters

Pheasant's eyes have yellow flowers and grow under sunlit broad-leaf trees. The name in Japanese is written with the Chinese characters for “happy life” and “grass.” The flower is also called the New Year’s Day grass.

Jump to the Toyako Visitor Center website for more information regarding the nature in the area.

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