How many degrees below zero will make camellia freeze to death? Camellia will freeze to death in the environment of-10 degree for a long time, because Camellia can only endure the environment of-10 degree for a short time. If the temperature is too long, camellia will be frozen. Therefore, if camellia wants to survive the winter smoothly, it is necessary to take warm and cold-proof measures.
How to keep camellia warm in winter? Camellia must do a good job of cold protection and warmth if it wants to overwinter safely. Camellia can be moved indoors to the sunny place for maintenance before winter, and the room temperature should be above 10 degrees. If there is no heating equipment indoors, put the plants in plastic bags and pay attention to pouring antifreeze water before winter.
What fertilizer should be applied to camellia in winter? Camellia should use phosphorus and potassium fertilizer in winter, because plants will enter the growing period and flowering period in winter. At this time, it is necessary to use phosphorus and potassium fertilizer as the main fertilizer, together with trace element fertilizers such as calcium and iron. Generally, topdressing can be done once every 7- 10 day, and watering should be done in time after fertilization.
Precautions for planting camellia in winter When planting camellia in winter, we should do a good job in the prevention and control of pests and diseases. When the weather is clear, you can open the window for ventilation to reduce the probability of pests and diseases. In addition, the soil should be watered once in time after drying to keep the soil slightly wet and avoid water accumulation, which is not conducive to the growth and development of flower buds.