Liriodendro - Liriodendron tulipifera


The Liriodendron tulipifera, known as Liriodendro or tulip tree is a medium-sized, deciduous tree, native to North America, which reaches a height of 20-25 m.
It has an erect, very ramified trunk with gray-green bark, which generally assumes a wrinkled and cracked appearance with age; the foliage has a pyramidal shape in the young specimens, it tends to round with the passing of the years, the ancient specimens have however a quite disordered foliage. The leaves are large, four-lobed, with an entire margin; they become golden yellow in autumn, before falling. In late spring it produces numerous erect, tulip-shaped inflorescences, with yellow-green petals and orange center; in late summer it produces large pine cone-shaped fruits, consisting of many winged seeds, which fall in the autumn or the following spring. These large trees are generally used in parks, they need a lot of space to be able to develop at their best; the inflorescences bloom on the apex of the branches, and often cannot be seen in large specimens.


As for the best exposure of the tulip tree or tulip tree, it is advisable to place in a sunny or semi-shaded place; the plants of Liriodendron tulipifera generally they do not fear the cold, more probably they fear the excessively hot summers, for this reason the young specimens can need shading in the hottest months of the year.
However, it is advisable to place specimens of this type in an area where they can receive direct sunlight for a few hours a day.

This kind of plant fears the attack of aphids and leaf chlorosis. If their presence is noted, it is advisable to promptly intervene with the use of specific products.
Chlorosis can indicate that the soil is lacking in nutrients or has characteristics that are not congenial to the development of the plant. To combat aphids, numerous pesticide products are available that will give good results in a short time.