Lotus, as a beautiful ornamental plant, is deeply loved by people. In the cold winter, how to help the lotus plants survive the challenges? This article will introduce you to the detailed methods of lotus plant cultivation in winter, helping you take care of your lotus plants.
Selecting the appropriate lotus varietyWhen cultivating lotus in winter, it is first necessary to choose varieties that are more cold-tolerant. Currently, common cold-tolerant lotus varieties on the market include 'Pink Angel', 'Red in Snow', 'Crystal Ball', etc. These varieties can still maintain a relatively good growth state in winter.
Moving indoors or covering for insulationWhen the temperature drops below 10℃, the lotus should be moved indoors or into an outdoor greenhouse. If there are no conditions to move indoors, materials such as straw or plastic sheeting can be used to cover the lotus to maintain soil temperature.
Controlling lightingIn winter, the daylight hours are shorter, and the photosynthesis of lotus is relatively weak. It is necessary to control the lighting time appropriately to avoid excessive exposure. The lotus can be placed in a darker area of the room, with 3-4 hours of sunlight each day.
Adjusting watering frequencyThe growth rate of lotus in winter is slower, and the water requirement decreases. The watering frequency should be reduced accordingly, keeping the soil slightly moist. Excessive watering can lead to root rot and affect the growth of the lotus.
Fertilizing managementIn winter, the lotus's ability to absorb fertilizers is weaker. Therefore, the amount of fertilization should be reduced. A low-nitrogen, low-phosphorus, high-potassium compound fertilizer can be used, applied once every two weeks. When fertilizing, it should be evenly sprinkled around the lotus, avoiding direct contact with the leaves.
Disease and pest controlLotus plants have fewer diseases and pests in winter, but it is still necessary to prevent them. Regularly check the leaves and stems of the lotus for diseases and pests and handle them in a timely manner. Common control methods include using pesticide sprays and pruning diseased and damaged branches and leaves.
Spring maintenanceWhen the spring temperature rises to above 15℃, the lotus can be moved out of the room or greenhouse. Gradually increase the lighting time and gradually restore the watering frequency to keep the soil moist. Fertilizing appropriately will promote the growth of the lotus.
By following these seven aspects of cultivation methods, your lotus plants should be able to safely survive the winter. Specific cultivation methods still need to be adjusted based on local climate, soil conditions, and other factors. It is hoped that this article can provide useful help for your lotus plant cultivation.
References:
[1] Zhang Lihua, Liu Xiaoyan. The Cultivation and Management of Lotus [J]. Botanical Garden, 2018, 37(3): 72-75.
[2] Wang Zhiyong, Zhang Xiaoliang. The Occurrence and Control of Lotus Diseases and Pests [J]. Plant Protection, 2017, 44(2): 76-78.