Planting Technology Lists
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How to manage the azaleas after blooming
After pruning and plastic rhododendron blooming, it is generally necessary to manually remove the residual flowers, and then carry out appropriate thinning, cut off the dense branches and let them re-branch. Fertilizer and water management in northern China, the water is alkaline and hard. Long-term watering of flowers is easy to cause soil Alkalization and affect the growth of flowers. Therefore, the water should be stored in a container for more than 24 hours before watering, and then used after chlorine volatilization. It can also be watered every 10 days or so with the right amount of ferrous sulfate or edible white vinegar. Rhododendron does not need much fertilizer, it is usually fertilized with water, and can be applied from late spring to early spring.
2019-01-16 -
Attention should be paid to watering azaleas
Rhododendron is an acidic shallow-rooted flower with dense whisker roots as thin as hair. Like moist, avoid dry, afraid of waterlogging, rhododendron watering should do: first, use slightly acidic water. Azaleas like slightly acidic water, avoid alkaline water, it is best to water with soft water, because the inorganic salts such as calcium and magnesium contained in hard water often bring harm to normal physiological activities. Rain Water, river, lake and pond water are called soft water, which are generally weakly acidic or neutral, suitable for watering flowers. Second, use "trapped water". At present, tap water and deep well water are commonly used in family flower cultivation. Most of these two kinds of water are hard water.
2019-01-16 -
African impatiens
African impatiens (Impatienswallerana), also known as impatiens, native to Africa, is a perennial herbaceous flower of Impatiens family. Plant height 15-40 cm, the whole plant is fleshy, smooth and glabrous. Leaves alternate, ovate, leaf margin serrulate. Flowers axillary, flowers flat at the top of leaf axils, single or double varieties. There are pink, purple, orange, white and other monochromatic, but also star-shaped, whirlpool and other two-color, bright and colorful. The flowering period is very long, flowering almost all the year round, but the peak period is from autumn to spring.
2019-01-16 -
impatiens Nails, speranskia, goldenrod, golden flower. Acute seed peach
Scientific name:Impatiensbalsamina English name:GardenNalsam alias: nail grass garden balsam flower sprinkle golden flower acute child peach family name: Impatiensfamily name: Impatiensgenus adaptation area: native to China, India and Malaysia Islands, China in the south, widely cultivated. Ecological classification: Herbaceous plants and biennial flowers Ornamental classification: ornamental flowers Morphological characteristics: annual herbs, plant height 30-60cm. Stems fleshy
2019-01-16 -
Impatiens, buttercup, good daughter, henna, quick temper.
Alias: buttercup, good daughter flower, henna, acute seed Latin name: Impatiensbalsamina family name: Impatiens family adaptation region: ecological classification throughout the country: herbaceous plants 2012 flowers ornamental classification: flowering morphological characteristics: annual herbs. The plant height 30CM-80CM is different, the stem is thick, succulent and smooth, the node is dilated, green or dark brown, and the stem color is related to the flower color. Leaves alternate, lanceolate, with glands on both sides of the petiole. A single flower or
2019-01-16 -
Henna balsamina
Scientific name: Impatiensbalsamina English name: GardenNalsam alias: nail grass through bone grass buttercup flower sprinkling goldfish flower urgent peach family name: Impatiens genus name: Impatiens genus adaptive region: originated from China, India and Malaysia, widely cultivated in the middle and south of China. Ecological classification: herbaceous plants 2012 flowers ornamental classification: flowering morphological characteristics: annual herbs, plant height 30-60cm. Stem fleshy, reddish brown or light green, often associated with flowers
2019-01-16 -
Impatiens powdery mildew
Symptoms the disease mainly occurs on leaves and shoots. It usually begins in June, and the leaves are covered with white powder layer after July. Subsequently, small yellow dots were formed in the powder layer, and the color gradually darkened, and finally showed dark brown. The pathogens overwintered in the remnants of diseased plants and seeds. The following year, when the environment is suitable, the germs spread by wind and rain. The peak period of disease is from August to September. Prevention and control methods 1. Planting is not too dense, proper ventilation, strengthen fertilizer and water management, enhance plant disease resistance. Remove diseased leaves and plants
2019-01-16 -
Impatiens powdery mildew and brown spot
Powdery mildew symptoms: mainly harm leaves, flowers and stems can also be damaged. Round white mildew spots first appeared on the leaves of impatiens, which generally began to occur in May. After June, the disease spots expanded or multiple disease spots were connected into pieces, each layer thickened to form a white powdery mildew layer, and mildew layers could be produced on the front and back of the leaves. In early autumn, yellow dots were formed in the powder layer, and then gradually deepened and finally dark brown. In serious cases, the leaves died and fell early. Pathogen and occurrence regularity: the subphylum of atomic cysticercus, powdery mildew caused by monofilament. Son
2019-01-16 -
White silk disease of impatiens
Impatiens white silk disease harms plant roots and fruits, causing quenching, root rot, base rot and fruit rot. The disease can harm Iris, orchid, peony, peach, plum and other plants. Symptoms: at the initial stage of the disease, brown-black wet rot occurred at the base of the susceptible plant, followed by white silk mycelium and sclerotia the size of rapeseed. In the later stage of the disease, the seriously susceptible plants were stunted. Pathogen: the pathogen is SclerotiumrolfsiiSacc., which belongs to half-known bacteria.
2019-01-16 -
Prevention and control of spot disease of impatiens
First, damage symptoms: disease scientific name: PhyllostictaimpatientisFautr. Impatiens spot disease is mainly harmful to leaves. Primary yellow spots, gradually expanding around into a round spot, the size of 2~5mm. The center of the post-plaque is light brown or grayish white, the edge is brown slightly raised,-dead black particles, that is, the pathogen conidium. If the bacteria invade from the leaf tip or leaf edge, the leaf tip will die and the leaf edge will be anxious. The disease occurred in Guangdong and Yunnan from July to September. 2. Morphological characteristics of pathogenic bacteria: pathogen is called Feng.
2019-01-16