× Chitalpa tashkentensis
× Chitalpa tashkentensis is the only type of Nothogattung × Chitalpa. It is a horticultural intersection. The large shrub combines the decorative properties of flowering period of Chilopsis linearis with the resistance of Catalpa bignonioides. × Chitalpa tashkentensis has a high decorative value and blooms in Uzbekistan of April to the first frost. In the Botanical Garden " F. N. Rusanov " in Tashkent, he is called" Chilokatalpa ".
× Chitalpa tashkentensis is an ornamental shrub that reaches stature heights of 4 to 6 meters and a diameter of up to 8 meters in Central Asia. The wood may have one or more tribes. The bark is thin and gray-brown. The crown has a spreading habit. The dark green leaves are lanceolate, with a length of up to 22 inches and a width of 4 to 5 centimeters. Several flowers are borne in a paniculate inflorescence, which is 12 to 20 inches long. The corollas are pink ( for the variety 'Pink Dawn' ) or white ( in the cultivar ' Morning Cloud ') and show in the throat 1 millimeter thick purple longitudinal stripes and finely speckled purple spots on a yellowish background.
Nikolai Fyodorovich Rusanov, son of the founder of the Botanical Gardens, succeeded in 1962 to cross Catalpa bignonioides with Chilopsis linearis. He has dusted each other. It has been shown that pollinated Chilopsis linearis flowers provide a useful result. A total of seven hybrids were created. Two of them were weißblütig, the other five rosablütig. One can assume that from these seven all other × Chitalpa have emerged.
× Chitalpa tashkentensis has excellent decorative properties and is suitable for planting in parks and gardens. It acts as a solitary and in groups. Thanks to its narrow leaves, it is light and translucent.
× Chitalpa tashkentensis can be planted in the continental climate in the temperate zones of the world. The large shrub likes sun and is quite undemanding to the ground. In Tashkent he has temperatures down to -15 ° C survived. He's recovering quite well after periods of frost and bloom again in spring. For a better bloom next spring a pruning in autumn is recommended. With vegetative propagation it blooms after one to two years.