Key points for the maintenance of potted flowers and plants

Potted flowers like the warm, humid and sunny environment, and their cold tolerance is weak. They must be moved into the greenhouse before frosting, otherwise the temperature is low and the leaves turn yellow and fall off. The most suitable growth temperature is 22 ℃ to 27 ℃, the room temperature in winter should not be lower than 15 ℃, and the suitable temperature is 16-18 ℃.

Poinsettia is not strict on soil requirements, cultivation soil should be loose, high fertilizer efficiency of nutrient soil, or slightly acidic fertile sandy loam is the best.

Poinsettia is very sensitive to water, afraid of dry but also afraid of waterlogging, uneven watering, will cause adverse reactions, dry leaves curl, waterlogging is soft sagging off. The temperature is not high in autumn and winter, so there is less watering. In addition, water should be replenished according to the actual situation.