Vinca, also known as Periwinkle, Leopard, for the oleander Vinca Changchun flower foliage plants. Manchurian periwinkle is an evergreen vine mustard shrub, leaves opposite, heart-shaped, smooth dark green, thick leather; leaf length 5-15 cm, width 3-7 cm. Lush foliage, rapid growth. In the late spring and early summer, the blue flowers are solitary in the flowering branches and leaves. Variants of mosaic vines Changchun slightly smaller leaves, yellow-white leaves markings, ornamental value is higher. Vinca is native to the Mediterranean coast, India, tropical regions of the Americas. It is a warm, humid, semi-shady and well-ventilated environment. Vinca is commonly used for cuttings and propagation. Spring, summer and autumn can be propagated and it is easy to survive. Cut 3-4 sections of cutting lignification stems as cuttings. As the root bud grows from the section, 1-2 sections must be buried in the river sand in the cuttings, compacted and compacted, and moistened in time. Roots and shoots usually take 1-2 weeks. When the plant grows to 20-30 cm, it can be transplanted and planted. Transplantation can be carried out throughout the year, except in winter. In addition, densely growing tufted plants may be cut along the rhizomes during the growing season for propagation of the individual plants. Manchurian vine cultivation requires loose, humus-rich sandy loam, and potted plants can be used as a substrate for the mixing of rot leafy soil and river sand. Each pot can be planted into multiple plants at the same time, and the heart can be picked in time to form quickly. In order to promote multi-branches, it is possible to pick up the hearts many times in the growing season. The adventitious roots can be grown on the soil in the joints to promote vine growth. Because of its fast growth, the water should be fully watered during the growth period, and the liquid fertilizer should be applied 1-3 times a month to ensure that the vines grow fast and the leaf color is bright green and bright. It is suitable for a bright light environment. However, in midsummer, strong light should be avoided to avoid burning the leaves; shading must be properly applied and the semi-negative environment should be the best. Vinca, although warmer than the warm growth, but also hardy, winter can withstand low temperatures around 0 °C. Vinca vinifera has strong adaptability and rapid growth. It can maintain good color except cold seasons throughout the year, so it is easy to cultivate and widely used. In the late spring and early summer, blossoming blue flowers bloomed in the thick green leaves. It looked very elegant. Its branches are naturally suspended and densely densed. In addition to hanging pots or wall hangings in front of windows, corridors, etc., potted plants can be placed on top of counter tops, bookshelves or high flower racks, and the green decorative effect is quite good. Specialized in R&D,manufacturing of Ultraviolet Absorbent,photoinitiators , Colorfomers and Sensitives of Carbonless and Therm Paper. Ultraviolet Absorbent&Photoinitiators Ultraviolet Absorbent,Ultraviolet Photoinitiators,Colorfomers,Sensitives of Carbonless and Therm Paper Taizhou Volsen Chemical Co., Ltd. , https://www.volsenchem.com