Family name: Verbenaceae

Latin name: Caryopteris clandonensis 'Worcester Gold'

Distribution of origin: suitable for planting in the northwest, northeast, north, and central China.

Morphological characteristics: small shrubs. Plant height 1.2m, crown 1.0m. Branches cylindrical. Leaves opposite, leaves wedge-shaped, 3 cm - 6 cm long, smooth foliage, yellow goose, tip apex, base obtusely rounded, coarsely rimed; cymes, corolla blue-purple, salverform axillary Upper branches, open from bottom to top; calyx campanulate, 2-lipped, lower lobe large and thinly branched, stamens 4; corolla, stamens, pistil are light blue, flowering period from July to September. It can be planted when it is planted. The elegant leaf color, especially with the effect of set off color, is an excellent garden landscaping shrub. There are two kinds of gold leafhoppers. One is golden leaf color. The other is green leaf color.

Growth habits: hi light, also resistant to semi-shade, drought, heat, cold, in more than -20 °C safe exposure to winter. According to observations, the more the weather is dry, the stronger the light is, and the more golden the leaves are; if it is under semi-shade conditions for a long time, the leaves are yellowish green. It is worth noting that the gold leaf is a lot of jealous water. If water is often accumulated or the soil moisture is too high, the roots, root necks, and the branches of the nearby branches are perishable and brown, causing plant death.

Breeding: mainly for sowing, generally in the cool autumn environment for potting, but also in the late spring for softwood cuttings or green branches around the summer cuttings. The golden leaf shoots are cultivated with tender shoot cutting combined with container seedlings, which can shorten the nursery cycle and can be planted in that year. The transplanting survival rate is high, which can reach more than 95%. There is no slow seedling after planting and cultivation, and the growth amount in that year is higher than that of bare root seedlings. More than 50%. The use of greenhouses for cutting propagation of tender shoots, can extend the breeding time from June to August to extend from April to November.

Cultivation and management are planted in moderately fertile, light, and well-drained soils that require an all-or-nothing or shaded environment. The insects will cause the leaves to twist. Should pay attention to prevention and treatment.

Application: Purple flower, cymules, axillary, blue-violet, flowering season in late summer and early autumn, sustainable for 2-3 months, is a good material for summer and autumn scenery, drought, cold, extensive management The more trimmed the growing season, the more yellow the leaves are brighter, can be used for large-area color and basic cultivation, and can be planted on the edge of the lawn, next to the rockery, beside the water, and beside the road.

Ornamental value:

The flowers of this tree are elegant and fragrant. They bloom in summer and autumn and are a good variety of summer and autumn scenery. It is suitable for planting on lawn edge, rockery and other garden accessories, and on the roadside. It can also be combined with the leaves of small leaves and the Fenghua rose to plant various patterns of color blocks with excellent results.

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