Colorful Tree Species - Rhododendron

Name of plant: Rhododendron

Latin name: Rhododendron obtussum (Limdl.)Planch

Alias: Dongyang azalea, cinnabar, azaleas, spring broom flowers.

Family: Azaleas Ericaceae Azaleas.

Morphological characteristics: Evergreen shrubs, up to 1 m high, sometimes wormlike. Branches are numerous and dense. Dry skin dark gray, smooth hairless, micro-exfoliate when old. Branches slender, brown, young branches densely villous, glabrescent, single leaves alternate, thick leaves, primary leaves elliptic, apex rounded, leaf-based wedge-shaped, hair on both sides of the leaves, midribs are dense. The whole leaf, edge of lashes. Petiole short, hairy. Leaves obovate-lanceolate, 1--2.5 cm long, 0.6-cm wide, smooth on both surfaces, 2-3 flowers on branches, corolla funnel, 2.5-4 cm, orange-red or bright red The upper lobe has thick red spots, 5 stamens, and yellow anthers. Sepals small, ovate, pale green, finely moulted. Capsule oval, 6-7 mm long. Flowering from May to June, fruit ripening from September to October.

Distribution of origin: Japan, Japan, is an artificial hybrid of Kurume Prefecture in Japan. The introduction of cultivation in Qingdao, Shandong Province in the early years, the growth is good, there are many varieties, in Qingdao, Shandong, there are six varieties, such as Xiaoliuye, Xiaohong Island, double petrified rock, powder makeup building, snow and other æš®.

Ecological habits: hi cool and humid climate, intolerant to strong light exposure, good growth in deep and fertile slightly acidic sandy soil, intolerant to saline and calcareous soils, intolerant to saline and calcareous soils, only in Shandong Qingdao sees open cultivation.

Garden uses: low dry, tight branches, green leaves, bright colors, planted in the lawn, flower beds, roadside, forest edge of great ornamental value. For the eastern coastal areas of North China, the landscaping is a good example of ornamental trees.

Breeding and cultivation: cutting or pressing can be done.

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