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Midsummer green eyes, this flower is full of red", crape myrtle is a deciduous shrub or tree, blooming in July to October, the flowering period is as long as 100 days, the flowers are colorful, alias "100 days red", "full house red", and because its bark is smooth and clean, a touch of the tree body then the branches and leaves tremble slightly, as if afraid of itching, so it is also called "itchy tree", "barkless tree", here crape myrtle is more common, planting is more. It is highly adaptable, and it is easy to raise, cultivate, and manage.
Clause. 1. Seedlings. Crape myrtle has strong tillering ability, and can be pressed strips, cuttings, branching, sowing, and grafting propagation.
Sowing can be sown in spring, cover the fine soil to the degree that the seeds are not visible, and then cover the grass (film) to keep the bed soil moist, and germination can occur after 20-40 days. Hard branch cuttings are carried out before budding in spring, take the annual strong branches on the tree in full flowering period, cut them into 10-15 cm, and insert them 1 2-2 3 obliquely into the seedbed, and they can take root in May. Shoot cuttings are carried out in July-August.
Grafting can be done in spring when the sap is flowing or in summer (the buds on the scion must not germinate), using the ordinary bud grafting or grafting method.
Clause. 2. Planting. Choose a place where the leeward is sunny, the sun is sufficient, warm and moist, the soil is deep, loose and fertile, the groundwater level is low, and it is not easy to accumulate water.
Dig a big hole and plant shallowly, apply fully rotted farmhouse fertilizer to the bottom of the hole before planting, and then implant the seedlings on the fertilizer cover layer soil to keep the root system stretched, layered and solid, and the seedlings are straightened. If you choose perennial seedlings, you should plant them with intact soil balls. After planting, water thoroughly and fix the roots.
Do not plant on rainy days or when the soil is too muddy.
Clause. 3. Shaping and pruning. Crape myrtle has strong tillering power and is resistant to pruning.
In order to cultivate a single crape myrtle tree with a beautiful crown, it is necessary to prune it at the right time. For the selection of small seedlings for planting, after planting, leave 3-4 full buds to stub, promote 3-4 strong new branches, touch off other buds, of which the top new branches as the main trunk extension head, so that it grows upright, and continue to pluck other branches below in summer to promote side branches. Before budding in the spring of the next year, the main trunk extension head and the main branch should be shortened at the strong bud to maintain the growth advantage of the main trunk extension head and upright, the main side branches should be evenly distributed, the spacing is reasonable, and the staggered branches should be staggered, and the long, competitive, overly dense and weak branches should be thinned, and the root germination and unnecessary sprouts in the crown should be erased in time to keep the crown complete and transparent.
2-3 buds can be left short, the lowest branches can be cut off year by year, and the branch points can be continuously raised to a suitable height. Cut off the inflorescence after flowering to save nutrients.
Clause. Fourth, management. Crape myrtle likes fertilizer, is drought tolerant, afraid of waterlogging, likes light, and slightly shade-tolerant.
Pay attention to weeding, loosening soil, drainage, fertilization, keep the soil moist, and water the seedlings in a timely manner, especially the seedlings in the dry season. Fertilization is mainly based on fully fermented farmhouse fertilizer in winter, and compound fertilizer can be applied in the growing season. Usually pay attention to the observation of scale insects, stinging moths, green-tailed silkworm moths, and powdery mildew to prevent and control in time, and spray insecticides or fungicides if necessary.
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Propagation is commonly used by sowing seeds and cuttings. Sowing, harvesting capsules in 10-11 months, after drying, the fruit cracks, peels and cleanses. It is advisable to sow in early spring, keep the soil moist during the seedling growth period, and apply thin fertilizer once every 15 20 days when the seedling height is 10 15 cm.
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1. Planting. When planting a positive tree species, a sunny environment, as well as moist, fertile and well-drained loam soil should be selected to meet the requirements of environmental conditions during the growth and development of Manhouse. Transplanting is carried out in early March and April, with the most suitable season in Qingming and followed by autumn.
When transplanting, the plant should be transplanted with soil mounds, and it can also be transplanted during the growing season, but before transplanting, all the new shoots and leaves of the current year should be removed, and the soil mounds should be brought to keep the soil moist and survive.
2. Fertilization. Full house red likes fertilizer, and the best fertilizer is the key measure to make full house red have more pregnant buds and bloom well. In early spring, the basal fertilizer based on rotted human and animal manure or cake fertilizer should be reapplied, which is the guarantee of more pregnant buds.
From May to June, top dressing should be applied as appropriate to promote the enlargement of flower buds.
3. Watering. In order to ensure the need for water in the growing season, the soil should be watered 1-2 times before budding in spring, and the soil should be kept moist frequently during the growth period.
4. Light and temperature. Sunshine: Mantang Red is a positive tree species, which is not afraid of scorching sun exposure and can also tolerate semi-shade. Temperature: Likes temperature and humidity, and has a certain ability to withstand cold.
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Full house red is also known as crape myrtle. Habits: Warm, moist, light-loving and slightly shade-tolerant, with a certain degree of cold resistance and drought tolerance. It prefers to grow on calcareous soils and fertile sandy loam soils, and can grow in clayey soils, but at a slower rate.
Potted crape myrtle: too much fertilization can easily cause branches and leaves to grow, and if the beam lacks fertilizer, it will lead to weak branches, yellowish leaf color, and the growth of the whole plant will become weaker, with less or no flowering. Therefore, it is necessary to fertilize regularly, and more fertilizer needs to be applied in the spring and summer growth season, less fertilizer in autumn, and it can be applied in the dormant period in winter.
Do not fertilize at noon on rainy days and high temperature in summer, and the fertilization concentration is based on the principle of "thin fertilizer diligent", which is applied every 10 days from the beginning of spring to the beginning of autumn, and is applied once every half month after the beginning of autumn, and the fertilizer is stopped after the beginning of winter.
Potted crape myrtle is replaced every 2 to 3 years with potting soil, mixed with 5 parts of loose mountain soil, 3 parts of pastoral soil, and 2 parts of fine river sand to make culture soil, and organic fertilizers such as bone meal and soybean cake powder can be used as base fertilizer when changing pots, but the fertilizer can not be directly in contact with the root system, so as not to hurt the root system and affect the growth of plants.
Crape myrtle is resistant to pruning, has strong branching force, and has a large amount of new shoots. Therefore, after flowering, the residual flowers should be cut off, which can prolong the flowering period, and cut off the long branches, overlapping branches, cross branches, radiant branches and diseased branches at any time to avoid consuming nutrients.
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In winter, the plants can be moved to the indoor balcony, and phosphorus and potassium fertilizers should be applied during the saffron bloom period to accelerate the growth of flower buds, and the plants should be watered every 2 to 3 days to keep the potting soil moist and promote the growth of the red house.
1. Temperature and light
It should be placed in a warm environment with plenty of sunlight when breeding, and the temperature should be controlled between 16 and 28 degrees, and in winter, the plants can be moved to the indoor balcony and kept at a temperature of 5 to 8 degrees to make the full house red overwinter.
2. Fertilization management
Mantang red likes fertilizer, in its growth season needs to apply nitrogen fertilizer or organic fertilizer, but pay attention to the concentration of fertilizer can not be too high, so as not to cause fertilizer damage to the plant, and before the full house red flower period can be applied to it phosphorus and potassium fertilizer, which is conducive to the growth of plant flower buds.
3. Moisture conditions
Mantanghong does not require much water, but it should be watered every 2 to 3 days during its peak growing season to keep the potting soil moist, and it needs to be watered again when the soil is basically dry during the daily maintenance process, so as not to cause the root rot of Mantanghong due to excessive watering.
4. Soil conditions
Mantanghong is suitable for growing in loose and fertile acidic soil, and can be mixed with humus, pastoral soil and coarse sand during maintenance, and add a few drops of vinegar to the soil to increase acidity, which is conducive to the growth and development of plant roots.
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1.When caring for a potted plant, create a warm, sunny and moist environment for it.
2.It does not require much soil to grow, but it grows better in loose, fertile and slightly acidic soils.
3.Plants can tolerate drought, but they should not go unwatered for long periods of time, and the soil should be left in a slightly moist state.
4.To make it bloom that year, apply organic fertilizer and phosphorus and potassium fertilizer in early spring, which will promote the formation of flower buds.