Common diseases and control methods of saffron

Saffron is one of the valuable ornamental flowers, when the flowers are graceful, delicate and elegant, there are waves of fragrance in the air. In the process of planting will inevitably be affected by diseases, affecting the beauty of ornamental, the following editor to introduce the common diseases and control methods.

1. Root rot

Root rot disease mainly occurs in the seedling and flowering stage, when the plant wilts, showing a light yellow, until death.

Prevention and control methods: pull out the diseased plants and burn them in time, sprinkle some quicklime near the diseased plants to prevent the spread of the virus and replace the planting soil of the diseased plants.

2. Rust

When rust occurs, like metal rust, rust spots appear, which affect the ornamental beauty and mainly harm the leaves.

Control methods: disinfect the seeds or bulbs before planting, treat the diseased leaves in time to avoid infecting other plants, and spray chemicals regularly to dispel the disease.

3. Sclerotinia disease

Sclerotinia sclerotiorum mainly occurs in the seedling stage, which harms the corm and makes the whole plant rot.

Control method: remove the injured or diseased corms, avoid the spread of bacteria and cause greater losses, after removing the disease area, and then spray with 50% topiramate wettable powder 500 times to prevent the resurgence of the disease.

4. Mosaic disease

When mosaic disease occurs, the plant is dwarfed, the leaf shape will be distorted, the leaves will appear yellow stripes, and the leaves will be necrotic on a large scale in the later stage of the disease. Flowering period when the flower pattern is relatively small, serious illness will cause it will not blossom.

Control methods: when planting, select the excellent varieties with good plant and strong disease resistance.

The above are several common diseases and their control methods during the planting of saffron. Have you learned that the diseased plants must be treated in time, otherwise other healthy plants will be affected.