1, soil: Cannonball flower does not have strict requirements for soil, but grows stronger in fertile soil rich in organic matter, well-drained, deep soil layer. Cultivation soil should be rotting soil, garden soil, mountain mud, etc., and moderate application of compost, soybean cake, bone meal and other organic fertilizers as a base fertilizer.

2, watering: when watering, you should see it is wet when it is dry. Don't let the water accumulate in the basin. In summer, the temperature is high, the water should be sufficient. At the same time, the ground near the pot should be watered to improve air humidity. Fall begins the stage of flower bud differentiation. At this time, less water should be watered to control nutrient growth and promote flower bud differentiation.

3, temperature: Cannonball flower is not hardy, need to move to the north for the winter. During the overwintering period, the room should be placed in a sunny place and watering should be controlled, fertilization should be stopped and the room temperature should be kept above 10℃.

4, fertilization: fertilization should be converted to phosphorus. In the growing season, apply nitrogen-phosphorus composite dilute liquid fertilizer 1 time, the application period of about 2 weeks. Pregnancy, nitrogen-based liquid fertilizer for flowering and plant growth.

5, disease: cannonball flower common leaf spot disease and powdery mildew, with 50% carbendazim wettable powder 1500 times spray.

6, pests: gunnery flowers with white flies, bully bugs, spray 40% oxalic acid emulsion 1200 times can be killed.