How to raise loose-tailed sunflower

1, breeding environment

(1) Soil: The main requirements are good drainage, loose ventilation, and more humus. The moldy soil and peat soil can be mixed and small piles of river sand and pearlite added. Conditions can also be added to a small amount of base fertilizer.

(2) Temperature: Plants like warmth, preferably at 20 to 35 degrees. It is not cold, and will be frozen below 5 degrees. In order to ensure the normal growth of the second year, the winter temperature is preferably above ten degrees.

(3) Light: like scattered light, not exposed to direct light. At ordinary times, the maintenance of scattered light is appropriate, and it is necessary to move its position in time when encountering strong light.

(4) Watering: according to the weather to grasp, such as hot water can be more, such as rainy days less watering. Also according to the season, in addition to watering in summer, but also watering; winter watering should be less.

(5) Fertilization: The fastest growing stage is in May and June, and fertilizer and water need to be applied once every one to two weeks, and compound fertilizer can be used. In addition, organic fertilizer containing nitrogen can be applied in summer.

2. Change the basin

The pots need to be changed every two to three years, and the soil preparation can be based on the previous requirements. In addition to soil, pots can also be replaced, preferably mud pots or glazed pots.

3, pest control

Discolored sunflower is susceptible to pests such as red spiders and whiteflies. 40% concentration of omethoate should be sprayed, leaves and roots should be sprayed. At the same time, pay attention to ventilation.