You can't fool the summer rose when you leave during the high incidence period of diseases and insect pests.

Spring leaves, summer comes, many flower friends think can breathe a sigh of relief, at least rose is either sun dead, also won't be damaged by pests and diseases and die. In fact, summer roses are still easy to catch pests and diseases.

Conservation rose, fertilizer is very important, the best choice of ecological safety of organic fertilizer, nitrogen, phosphorus and potassium content rich balance, added a variety of organic matter, minerals, amino acids, promote plant rubbing long, breeding buds more, flowering more, flowering longer.

Rose is a relatively good plant to feed, the adaptability to the environment is also good, and rose flowering is also longer, many times a year can see it in bloom.

Conservation rose, must choose a place with sufficient sunshine, and the full sunshine time of a day at least 6 hours, many flower friends do not believe, but this is indeed an important factor that can not be ignored for the growth and flowering of rose, but also the key to the presence or absence of pests and diseases.

If the rose is often placed in a dark and humid environment, bacteria breed, pests will come, only sufficient light, pot soil moist, and no water, in order to stay away from pests.

In order to improve the resistance of roses and reduce diseases and insect pests, we must pay attention to supplementing nutrient solution for roses, rich in nitrogen, phosphorus and potassium, adding various organic matter, minerals and amino acids to promote the growth and flowering of roses and improve resistance.

However, plants with weak roots will have weak immunity to pests and diseases, especially in spring, when everything grows, a large number of pests will erode their roots and hinder their development. So how do you control pests and diseases for rose plants? Gray mold high temperature period, bacteria also grow at a high speed, it is easy to suffer from a pest is gray mold, at the beginning of the rose leaves yellow, many flower friends will think this is caused by more watering, but less watering will also appear such a situation.

The solution is to cut off all the diseased branches and throw them into the trash can, because gray mold is infected by bacteria. If it is still left in the flowerpot, it will spread bacteria and cause unnecessary effects. It is best to clean up the rotten leaves, and then disinfect them with carbendazim and put them in a well-ventilated place. Aphids almost all roses will experience aphids, this is most people see more, green a little transparent insects, do not look carefully, do not know the long aphids, they are densely clustered on the branches, the more effective way is to spray dichlorvos, but the family with toxicity, you can also use seven-star ladybug to prey aphids.

Dead branch disease is also a disease that rose is more likely to suffer from, but also caused by bacterial infection, usually all branches should be cut off, and then burned off, can be very good to prevent rose infection, pruning when pay attention not to choose cold weather, because pruning branches are relatively fragile, easy to necrosis in rainy weather.