Garden

Chamaecyparis lawsoniana


GeneralitŠ°


This genus includes about ten species of evergreen conifers originating in Japan, Taiwan and the United States. They are very long-lived trees and the adult specimens can reach 25-30 m, there are many cultivars that remain below three meters, very used as hedge plants.
The bark of this type of trees is brown-reddish, deeply divided into large scales, thick and light; the foliage is very dense and branched, with a columnar or flame habit. The foliage of the plants belonging to this variety is flat, very divided, greenish-bluish or greenish-yellowish depending on the species. The pine cones are roundish, greyish-blue in color and mature in autumn releasing numerous seeds.

Exposure



In general this conifer develops without problems in sunny positions, but which enjoy the coolness of the shade during the hottest hours of the day.
It does not fear the cold, and can withstand even several degrees below zero.
This kind of trees has a great rusticity and can withstand minimum temperatures even reaching -20 ° C. To keep the particular color of the golden-leaf specimens it is good that these are grown in areas set in full sun, so as to receive direct sunlight.

Despite being plants with a rustic character, these trees can have problems that compromise their health and growth. Excessive amounts of calcium in the soil can promote the onset of ferric chlorosis; these plants are particularly sensitive to a fungus that causes root rot; its development is helped by excessive humidity, for this reason, it is advisable to place the plant in a soil with excellent drainage to prevent the onset of this disease. If you notice any signs of ferric chlorosis, there are special supplements on the market that help the plant regain its balance.