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The difference between catalpa tree and catalpa tree

Last Update ：2024.10.29

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The height of the Catalpa tree can reach about 30m, but the Catalpa tree can only grow to 15-20 meters. The crown of the catalpa tree is relatively long and narrow, obovate, and the bark is gray-brown, while the crown of the catalpa tree is oval, and the bark is brown or yellow-gray. The flower color of the catalpa tree is light pink with purple-red spots inside, while the flower color of the catalpa tree is light yellow or yellow-white with yellow stripes inside.

The difference between catalpa trees and catalpa trees

height difference

Different heights

Generally, catalpa trees can grow to about 30 meters in height, but catalpa trees can only grow to 15-20 meters, so it is easy to tell the difference by looking at the height.

Height of catalpa tree

Calpa tree trunk

The crown of the catalpa tree is different

The crown of the catalpa tree It is relatively long and narrow, obovate in shape, with grey-brown bark, straight crown, and open and extending main branches. However, the crown of the catalpa tree is oval and the bark is brown or yellow-gray.

Leaf shapes are different

The leaves of the catalpa tree are triangular and oval in shape, with long and pointed tips. The branchlets are gray-green and hairless. However, the catalpa tree is different in that its leaves are Nearly round, the length and width of the leaves are almost equal.

Calpa tree leaves

Calpa leaves

The flowers and fruits are different

Calpa tree The flower color is light pink with purple-red spots inside. The catalpa tree is autoflowering and sterile, so it often only blooms but does not bear fruit. The flowering period is in April/May. The corolla of the catalpa tree is light yellow or yellow-white, with yellow stripes inside. The flowering period is longer than that of the catalpa tree, and the fruit ripening period is from August to October.

Calanda Flowers

Calpa flowers

Different growth habits

Calpa trees are cold-resistant It likes light and is suitable for fertile and moist soil. Its saplings grow slowly, have relatively developed lateral roots, have strong resistance to harmful gases and have a long life. Catalpa is shade-tolerant and cold-tolerant, suitable for growing in temperate areas and prefers deep, fertile and moist soil.

Calpa tree

Calpa tree and Catalpa tree There are other differences, which I won’t go into details here. Through the above basic differences between catalpa trees and catalpa trees, you can understand that they are actually two different plants.