Dendronenthamia japonica var.chinensis, also known as dogwood, chicken fruit, stone date, is a deciduous shrub to small tree. Up to 9 meters high, branchlets fine, green, then brown, smooth. Leaves papery, opposite, ovate or ovate-elliptic, dark green on surface, sparsely white pilose, abaxial leaf pinkish green, white pilose, clustered yellow or white hairs in veins, veins pinnate, The arc is curved upwards, the surface is concave, and the back is raised. Flowers bisexual, small, gathered into a globose head, born at the top of the branchlets, with 20 to 30 flowers; with a large, white sepals 4; petaloid, ovate or ovate-lanceolate; From May to June, it blooms with four luster, so the name is "Four Flowers." The jujube clustered into spherical, aggregated fruit, fleshy, which turns purple during the period from September to October, commonly known as "chicken fruit."
Sizhaohua is a temperate tree species produced in the provinces of the Yangtze River Valley and Henan, Shaanxi, and Gansu, and is mostly found in forests, valleys, and streams near 60 to 2200 meters above sea level. Sexual light, also resistant to half shade, hi warm climate and humid environment, suitable for fertile and well-drained sandy soil. Adaptability, able to withstand a certain degree of cold, dry, barren, resistant to -15 °C low temperature, in the southern area can be planted in open field.
Four kinds of flower reproduction, commonly used method of tiller and cutting method, can also be used for seed propagation. After giving birth at the end of spring or deciduous in winter, the plantlets under the plants are planted and transplanted and planted. Cuttings are carried out in the growing season. From March to April, 1 and 2 year old shoots are picked, cut 5 to 6 cm long, inserted in pure sand or sandy soil, covered with shading nets, and maintained in humidity for about 50 days. Seeding and breeding, harvesting in time in the fall, ripe fruit after drying into sacks or baskets, stored in ventilated place, because mostly hard seeds, sowing after 2 years can germinate, so the seeds should be treated by germination. The main points to be dealt with are soaking the seed, grinding off the oil skin, sanding off the waxed skin, and then sanding, soaking in warm water for 20 days before sowing, germination in early spring and 3 months after sowing. Seedlings need to strengthen field management, pay attention to timely watering, loose soil, weeding and fertilization in order to facilitate root growth. It can be used for colonization till 3 years old, and flowering can be about 8 years old. Four squid stalks are resistant to pruning, and the pruning can be appropriately performed before the spring sprouting to facilitate a more beautiful tree shape. The main disease is leaf spot disease, which can be sprayed with carbendazim or zinc supplement.
The four trees are beautiful and neat. They bloom in early summer. The white bracts cover the whole tree. The breeze blows and dances like a group of butterflies. The autumn is full of trees, and the atmosphere that makes people feel fruitful and full of joy. A beautiful garden view, fruit tree species. Can be planted or planted to see its beautiful leaves and exotic flowers and red fruits; it can also be clustered on lawns, roadsides, forest edges, poolsides, and evergreen trees, until autumn leaves become Maroon, exceptionally enchanting, but fruit is edible. Hard wood, straight and delicate texture, easy to process, is a good wood species. In addition, it is a dual-purpose medicinal and edible tree species, because of its fruit can be fresh, wine and vinegar; medicine has a warm stomach, pass through, blood circulation; fresh leaves apply wounds, can be swollen; root and seed Jianshui can take Blood, cure women's irregular menstruation and abdominal pain.
At present, the industry’s enthusiasm for imported color tree species has exacerbated the imbalance in seedling structure due to the long cycle of introduction, test planting and improvement of imported seedlings, and the serious shortage of domestic seedlings and severe shortage of seedlings. Some indigenous tree species with traditional advantages have been utilized. , it will be helpful to balance the supply and demand of the nursery stock market. Sizhaohua is a wild flower shrub, widely distributed, extensively managed, easy to reproduce, and short in cycle. It can be planted on barren hills and lands for greening, beautification, and restoration of soil fertility. It is suitable for landscaping and can be directly applied in urban gardens. The value of the local colorful leaf tree species. In recent years, the four-pointed flowers of the head-shaped tip and the beautiful four-flowered flowers of Hong Kong have been applied in gardening projects in Jiangsu and Zhejiang.
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