How to raise rose in summer
I. temperature
The temperature is relatively high in summer, and the suitable growth environment for Chinese rose is 15 to 26 degrees, and the high temperature is more than 30 degrees in summer, so shading must be carried out at this time, because its growth will be hindered if the temperature exceeds 30 degrees.
Second, watering
At this time, if the rose enters the flowering season, we should pay attention to the management of water, and overwork the first thing that cannot be watered. When its basin soil is dry, it should be watered thoroughly every time.
Third, lighting
The summer sun is relatively strong, potted rose try not to be exposed to the sun, about 3 to 5 hours of direct sunlight every day on it. At the same time, the air circulation in the growing environment must be maintained in summer.
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When is Catharanthus roseus suitable for planting
Generally speaking, planting Catharanthus roseus is carried out in spring and autumn. The temperature stays between 20 and 25 degrees in spring from March to May. Autumn can not be advanced from September to October, because the early temperature is too high, which is disadvantageous to its germination. In addition, attention should be paid not to direct light after germination.
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Culture method of potted rose
Potted soil: porcelain pots and clay pots are available for breeding rose, with good air permeability, it is best not to use plastic pots. Lighting: avoid exposure to the sun and shade in summer. Watering: the basin soil should be watered as soon as possible when hardening and whitening, and thoroughly when watering. Fertilization: apply secondary base fertilizer before winter and topdressing 2-3 times in the growing season. Temperature: give it a growth environment of 15-25 ℃, not less than 5 ℃ or more than 30 ℃.
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