Cultivation management method: The cultivation and management method of Western Rhododendron is simple and easy. As long as it is tempered by the temperament, it is not as difficult as the rumor. Its flower characteristics are: it is cool, damp, fertile and easy to talk about, and it is hard to be cold and cold.
Technical points:
[Site] The cultivation of Xiqiao requires indoor and outdoor environments: the indoor is for winter protection, the coldest is not lower than -2 to -3 °C, and the outdoor is for summer, creating a semi-yin and cool growth environment outside. The ground should have a drainage slope and the flower pots should be placed on the shelf.
[Select basin] Use more pots in production. When planting, try to use small pots to avoid uncontrolled watering due to shallow roots of rhododendrons, and unfavorable growth. Regarding plant age and basin size:
1 to 2 years old, with 3 inch pots; 3 to 4 years old, with 4 inch pots; 5-7 years old, with 5 inch pots; 8-10 years old, with 6 inch pots; 11-15 years old, with 7-8 inches Pots; 16-20 years old, with 9 inch pots; 20 years or more, with 10 inch pots.
[Use soil] Use black soil. In addition, the mixed soil prepared with peat soil, humus soil, sawdust, etc., as long as the pH value is between 5.5 and 7, the permeability is good, and the humus is rich.
[Upper basin] It is often carried out when the house is out in the spring or when it enters the house in the autumn. After the upper basin is placed in the shade for a few days, it is moved to the perceptual position. The seedlings are changed once every 2-3 years, and after 10 years, the pots can be changed once every 3-5 years. The old tree can be replaced for many years.
[Watering] According to the weather conditions, flexible control. The water quality should be acidic. If tap water is used, it should be stored in the tank for 1-2 days. After November, you can drink less water. In the second half of February, the watering will increase. It will take 1 time/day in March-June. When it is insufficient, it will be replenished in the evening. The water in the basin should be poured in time, and it should be poured with it in July-August. To spray water on the ground and on the foliage at noon, pay attention to watering from September to October.
[Fertilization] requires thin fertilizer and diligent application. Commonly used fertilizers are grass juice water, fish water, and rapeseed cake. Fertilization must be in the spring and autumn, after the spring flower blooms, April and May; the first 10 to 12 months before the flowering in autumn. Fertilization in spring is mainly based on nitrogen fertilizer; in the autumn, it is mainly based on phosphate fertilizer; such as fermented milk, bean cake, fish belly, fruit skin and so on.
[Shadow] Shade from May to November. Shading time:
May 9:00-15:00, June 8:30-16:30, July-August 8:30-17:00
September 8:00-16:00, October 9:00-15:30
Appropriate curtains at noon in November, no curtains in the middle and late
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