Rose common diseases and medication
Today, the editor will explain the knowledge about roses, common diseases and medication for roses. Let's learn about it together.
Those who have raised roses know that roses are like medicine jars. For some common rose diseases, proper medication makes them easy to care for. However, many rose enthusiasts don't know what medication to use for roses. This article summarizes some common rose diseases and their medication based on the experience of enthusiasts, which is very helpful for beginners.
1. Aphids, there will be green aphids on roses in early spring. Using pymetrozine can usually solve the problem in one application.
2. Powdery Mildew, there will be a white layer of powder on the leaves and flower buds. You can use any of the following three medications: Dubang Fengxing, German Cuibei, or Lanfen. It can be solved in one application, and for severe cases, spray again after one day.
3. Red Spider Mites, you can use damitrol or trichlorfon, abamectin, or tinidazole.
4. Black Spot Disease, use Dubang Fengxing or prepare Bordeaux mixture (using copper sulfate mixed with quicklime) to treat black spot disease.
5. Thrips, use pymetrozine plus dimethoate.
Also, for spiders, insects, and the like, if you're lazy, you can use dichlorvos to take care of them. Additionally, spray lime sulfur once after the leaves fall in winter, and once again before the early spring germination. This way, the aforementioned diseases will be very rare, so cleaning up the diseased roots in winter is quite important.
That's the detailed introduction to the common diseases and medication for roses. Have you understood it?