Scientific name: Laburnum anagyroides, Laburnum alpinum
Alias: Golden Manor Scotch Laburn, Golden Chain
Family is: Butterfly family poison beans
Long speed: strong sprouting, rapid growth, annual growth of about 100 cm, Zhejiang up to 1.5 to 2 meters
Light requirements: Hi light
Soil requirements: Scottish golden chain tree can adapt to a variety of soils, including clay or thin saline soil, cold resistance, strong air pollution resistance
Tree height: 16m canopy: Crown development
Tree Species Introduction: Scotland Laburnum is a famous landscape tree species in Europe, leguminous plants, small vines, strong adaptability to soil, cold (-25 degrees), flowering period from May to July, yellow, spring and summer, string Inflorescence drooping, golden garland interlocking, like a gold chain, beautiful. In Europe, there is a reputation for fairies, which are suitable for the greening of landscape promenades, tourist attractions, and parks, and have a strong decorative effect. You can also decorate the lawn or stone for a separate viewing.
Origin: Originating in the central United States, China is widely cultivated.
Morphological characteristics: Observing the flowering young Joe, up to 15 meters, the canopy is developed, the bark is gray, and the scales are cracked. Leaves opposite, broadly ovate to ovate-elliptic, 15-30 cm long, 10-20 cm wide, abaxially white pilose. Inflorescences terminal, corolla white, slightly skewed, lower lip lobes dimples, inner surface with 2 yellow veins and pale purple-brown spots. The color is yellow and gold, and the inflorescence is as long as 30-45 cm. At the turn of spring and summer, the inflorescences drooped and the golden rosettes interlocked. It was like a gold chain and it was beautiful. Fruit length 9-50 cm, width 1.5 cm, mature, 2-valve, pericarp; seeds oblong, flat, more than 3 mm wide, both ends of long hair. Flowering May, fruiting September
Growth habits: strong adaptability, hi light, also resistant to half shade; strong resistance to pests and diseases. It is easy to cultivate and the survival rate of transplanting is high, even for big trees. The rhizobia in the roots of Scotland's golden chain tree have a nitrogen-fixing effect, which can promote the growth of trees and also promote the growth of surrounding plants.
Garden Uses: Golden Tree is a very popular garden plant in the West, and it is very popular in Europe and America. Appropriate for the greenery of the landscape promenade, can also be decorated with a lawn or a stone beside the individual viewing purposes, the decorative effect is extremely strong, it is also suitable for street trees. The golden chain tree can be used for cooking, medical treatment, etc. Because it is hard wood, it can make musical instruments. Golden chain tree seeds contain an alkaloid called scopolamine (also called cytisine) and are toxic. It can be applied and popularized in gardens in the north and south of China.
Breeding and breeding: The reproduction of golden trees is mainly seeding and breeding. The seedlings can be sowed in low and mid-March, sowed with mixed sand and pregerminated before sowing. The seeds need to be treated with sulfuric acid for 15 to 30 minutes before sowing. They can also be treated with hot water. Sowing depth 0.6 cm, to cover the bed.
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