While the flowers of both species are sweetly fragrant, the leaves of a Southern catalpa tree give off an unpleasant scent when crushed. Related: How to Grow and Care for Manzanita Trees ...

Another catalpa is a hybrid called “Purpurpa,” which has dark purplish foliage in the spring of the year that matures to a dark green. This “fancy” hybrid of the catalpa does flower and deserves a ...

Whether a northern, southern or hybrid, each catalpa tree produces copious white flowers with purple and orange patches inside, in early summer.

The northern catalpa-- Catalpa speciosa Spectacular in bloom with big, upright clusters of white flowers set off against big, bold leaves, the catalpa shouts for attention in spring.

Flowering trees can make a big statement when they're in full bloom. Every yard should have at least one such tree.

They feed on nothing in the world but catalpa foliage. The moths are attracted to the trees, pollinate the flowers, and lay their eggs on the underside of the foliage.

Several cultivars of southern Catalpa exist, but are not hardy for our area. Umbrella Catalpa has a dense, bushy form that is grafted on a regular Catalpa trunk to give it a unique umbrella ...

Catalpa is a large tree with showy white, fragrant flowers, massive heart-shaped leaves, and dangling bean-like seed pods on a twisting trunk and contorted branches.

In the winter, the northern catalpa has unique identifying leaf scars on its twigs. Its leaf scars are sunken, look like suction cups, and have a whorled arrangement of three scars per a node. Another ...

Catalpa worms get their name from the catalpa tree that they host on. There are two native species of catalpa in America, Catalpa bignoniodes (southern catalpa) and Catalpa speciosa (northern ...

Catalpa has a lot going for it besides beautiful flowers. It tolerates all sorts of growing conditions: heat, cold, wet soils, dry soils, pollution, sun and shade.