The sowing time of collard greens is usually carried out at the end of July and the beginning and middle of August in summer, and the methods: sowing and planting, transplanting and planting, and daily management.

1, sowing planting

Collard greens can be sown planting, the fall of each year in July-August, select the seeds full of seeds, no pests and diseases, placed in the sun to dry for a day, and then the seeds evenly sown in fertile soil, covered with a thin layer of soil after sowing, and watering a thorough watering, so that collard greens as soon as possible to germinate.

2, transplanting and planting

After sowing the seeds, we should put the kale in a diffused light environment, keep the temperature between 15-20 degrees, and water regularly, the seeds will germinate in a week, and seedlings will grow, wait for the kale to grow 4-5 leaves, and then transplant it in a nutrient-rich potting soil can be.

3, daily management

Collard greens are sun-loving, during the breeding period should be placed in a light environment, so that the plant receives sufficient sunshine, and collard greens are drought-resistant, you can generally water the potting soil when it is dry, to keep the soil moist, but watering to watering the water directly to the soil, to avoid the accumulation of water in the heart of the leaf.

Disease and pest management of kale

Soft rot: in the early stages of the disease, timely spraying of 70% metribuzin wettable powder and other appropriate chemicals for prevention and control. Downy mildew: the primary stage of the onset of the disease, the need for timely spraying of 50% speed of Kling wettable powder, etc., can achieve a better prevention and control results. Aphids: aphids have a strong reproductive capacity and tend to cluster in large numbers on kale leaves and young stems to suck sap. Generally in the initial stage, spraying phoxim emulsion for control, or with 40% of the oxalic acid and other timely reduction of damage.

Leaf-rolling moths: leaf-rolling insects, the larvae often roll up the leaves with silk and hide them to feed. Specific prevention and control methods: winter through the centralized burning around the dead grass and leaves to effectively eliminate overwintering insects; timely removal or direct pinching found leaf roller pods; a large number of leaf roller insect pests, you can use 50% of the fenitrothion, 50% of the 1000-1500 times the solution of phoxim 1000-1500 times, 80% of the dichlorvos emulsifier for spraying.