Genus Cedrus includes evergreen trees of the family Pinaceae, native of the western slopes of the Himalayas to the Mediterranean Sea Basin. Can reach up to 50 m, the wood contains aromatic resin. The leaves are aciforme, persistent, united in clusters of 20-40 needles. The color of the leaves is bright green to green glauca, depending on the species and the white wax that protects the leaf drying. Strobili female are 6-12 cm high and maturity to release seeds decompose wings. The seeds are traiangulare. Strobililor maturation takes one year.

Cedrus atlantica Manetti, a native of North Africa. Crown has the form of pyramid, pendulums branches, trunk as cylindrical, leaves aciforme, 1.5-2.5cm long, those on brachiblaste are organized in clusters of 20-45 needles and those on macroblaste are arranged in spiral around the branch, bark gray-brown, cracked.

Cedrus brevifolia (Hook. f.) A. Henry, a native of Cyprus. It is found and the subspecies of Cedrus libani. Right strain, short needles 8-20 mm, green glauca.

Cedrus deodara Loud., A native of western slopes of the Himalayas. Pendente conical crown branches, these 4-6 cm long, arranged in bundles on brachiblaste. Realize after 30-40 years, strobili are mature, brown Rosietici.

Cedrus libani A. Richard, originally from Syria and Turkey. Branches earlymade horizontal or silvery gray leaves dark green, 3 cm long, in bundles of 20-30 per brachiblaste, trunk thick resin, bark dark gray, deep brazadata.

Is multiplied by seeds taken from strobili in winter. Are inserted in water for 48 hours, after which they put in a substrate of clay and peat. Seeding can be done in May. To get a trunk as you can Tutora plant is one year.

The seedlings that can be taken in late spring or autumn. Transplanteaza in the spring is first in a bowl tubra and clay.

Grow well in direct sun, only young plants should be protected from direct sunlight.

Cedar is sensitive to low temperatures. Support wind but not the air currents.

For young plants need for vessels less profound. For adult plants need deep and wide vessels. Indicated is that vesselsnot be enamelled in shades of brown or red.

Autumn must be removed those yellowed, dead plant parts.

Cedar grows very slowly. Adapters are made in March-April, every 3-5 years, cut 1 / 3 of roots.

Substrate must be composed of 1 / 3 garden soil, 1 / 3 vegetable land, 1 / 3 sand from the river. Cedar bear good limestone land, provided he is not too wet.

Cuttings are made each year, spring and autumn.

To create a particular form of copper wire is used, which leaves 10-12 months.

The abundant wet spring and summer, but the land is allowed to dry between watering and one another. It is necessary for accurate spraying water plant trunk and those of dust.

The fertilizeaza with organic fertilizer, spring andautumn, a month. Doses should be increased in autumn to prepare the plant for winter. Not fertilizeaza for two months after reinvazare.

Source it.wikipedia.org

References

Bordas SA, Comment créer et vos entretenir Bonsai - Paris 1986

BERNARDO Ticlea, ANNA BRUNA FRIGERIO, Encyclopedia degli Alberi d'Italia e d'Europe - Milan, Edito da De Vecchi, 1992