How to treat yellowing leeks

How to treat yellowing leeks

Leeks are a common household vegetable, but during the planting process, the leaves are prone to yellowing, which affects the growth and quality. This article will combine the popular discussions on the Internet in the past 10 days to analyze the causes and solutions of yellowing leeks, and provide structured data for reference.

1. Common causes of yellowing of leeks

According to recent agricultural forums and expert analysis, the yellowing of leeks is mainly related to the following factors:

2. Targeted solutions

1. Nutritional supplement program

In the recent "Balcony Planting" topic on Douyin, the effective fertilizer ratio measured by users is as follows:

2. Key points of moisture management

Watering methods recommended by Xiaohongshu’s popular notes:

• Summer: Water once every 2 days to keep the soil moist
• Winter: once a week, either dry or wet
• Drain water in time after rain

3. Pest and disease control

Prevention and control methods recently shared by Weibo agricultural influencers:

3. Ranking of recent popular prevention and treatment products

According to Taobao sales data in the past 7 days:

4. Latest suggestions from experts

Professor Zhang from the Vegetable Research Institute of the Chinese Academy of Agricultural Sciences mentioned in a recent live broadcast:

• The yellowing of leeks should be diagnosed first and then treated, and blind fertilization should be avoided.
• It is recommended to use the "three-step method for yellow leaf diagnosis": look at the position (old leaves/new leaves), look at the shape (point-like/flaky), and look at the development speed
• It is recommended to replace the planting soil every 2 years to prevent recurring diseases.

5. Things to note

Based on user feedback from multiple platforms, special attention should be paid to:

1. Do not water within 12 hours after fertilizing
2. Pesticides should be used at intervals of more than 7 days
3. Avoid watering at noon in summer
4. Nutrients should be replenished promptly after harvesting

Through the above methods, combined with the actual situation and symptomatic treatment, the problem of yellow leaves of leeks can generally be improved in 2-3 weeks. It is recommended that growers observe regularly and take preventive measures.