Characteristics of Royal Empress Tree (Paulownia tomentosa) in the Wild

Paulownia tomentosa
Royal empress or Princess tree is a deciduous tree in the Paulownia family, originating from central and western China. This is a tree that grows very fast.

Royal empress became a persistent exotic introduction species in North America, where it has been naturalized in much of the Eastern United States. Royal empress has also been introduced to Western and Central Europe and has become a naturalized species there.

This tree is widely cultivated as an ornamental tree in parks and gardens and has received the Royal Horticultural Society’s Award of Garden Merit.


Characteristics of the Royal Empress Leaf

Paulownia tomentosa Leaf
Source : C. Willson

The leaves are curved, shaped like a heart with a length of 30-40 cm, width 10-20 cm, and arranged in pairs on the stem. In young trees, the leaves may be much larger than those in mature trees. Royal empress leaves are often mistaken with Catalpa leaves.


Characteristics of Royal Empress Flower

Paulownia tomentosa Flower
Source : Hunt

Royal empress flowers are very fragrant, appear in early spring before the leaves, and have a length of about 10-30 cm. The Corolla is purple, tubular, and 4-6 cm long.


Characteristics of Royal Empress Fruit

Paulownia tomentosa Fruit
Source : Mercadante

The fruit is 3-4 cm long and contains many small seeds with wings. The fruit only appears on trees that are woody or old.


Characteristics of Royal Empress Tree

Paulownia tomentosa Tree
Source :

This tree can grow as tall as 10-25 meters and requires full sun throughout the day. It is tolerant of pollution and can tolerate many types of soil. Royal empress trees can also grow in various places such as between cracks in sidewalks or building walls.

Royal empress tree is a strong tree, it can withstand fire or other natural disturbances because it can grow new shoots from its roots, and the shoots grow very fast.


One hectare of the royal empress tree can absorb 103 metric tons of carbon dioxide per year.

After the tree matures, the farmer harvests the wood for use as a house or musical instrument.

The leaves are rich in nitrogen, making it a good animal feed.


Add a Comment

Your email address will not be published. Required fields are marked *