Catalpa erubescens

About

Catalpa × erubescens, the hybrid catalpa, is a hybrid plant species of Catalpa in the family Bignoniaceae. It is a medium-sized tree, reaching at most 20 m. Its parents are southern catalpa, Catalpa bignonioides, from the United States, and yellow catalpa, C. ovata, from China. There is one accepted form, Catalpa × erubescens Carrière f. purpurea Paclt, which has purple, some say chocolate-colored, young leaves which turn green as they mature. This form is marketed under a variety of names, such as hybrid catalpa 'Purpurea', red-leaved Indian bean tree, and purple hybrid catalpa, and has gained the Royal Horticultural Society's Award of Garden Merit.

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