What does eucalyptus mean?

Eucalyptus (scientific name: eucalyptus robusta? Smith) Dense shade tree of eucalyptus in Myrtaceae, about 20 meters high; Bark is dark brown, 2 cm thick, with irregular oblique fissure grooves; The shoots are angular. Young leaves opposite, ovate, stipitate; Mature leaves are ovate-lanceolate, thick leathery, with many and obvious lateral veins; Petiole length 1.5-2.5 cm.

Umbrella-shaped thick, with 4-8 flowers, the total handle is flat; Pedicel short, thick and peaceful; The flower bud is1.4-2cm long and 7 7- 10/0mm wide; The tube is hemispherical or inverted conical; The top of the cap shrinks into a beak shape; Anthers elliptic, longitudinally divided. The capsule is ovoid, pot-shaped, slightly contracted at the upper part, and the fruit petals are deeply hidden in the calyx tube. The flowering period is from April to September.

Extended data:

Growing habits:

Like light, like humidity, drought resistance, heat resistance, cold resistance, very sensitive to low temperature. Most require the annual average temperature to be above 65438 05℃, and the most Leng Yue is not lower than 7-8℃.

Generally, it can grow in areas with annual precipitation of 500 mm, and it grows better when the annual precipitation exceeds 1000 mm, and it grows better in acid red soil, yellow soil and alluvial soil with deep soil layers, but it grows better in places with deep soil layers, loose soil and good drainage. The main root is deep and has strong wind resistance. Most roots and necks have wood tumors, which can store nutrients and germinate and renew. Generally, it can blossom and bear fruit in 3-4 years after afforestation.

References:

Baidu encyclopedia-eucalyptus