MySheen

Rose is a medicine jar? Learn these five skills to keep you from attracting worms when you bloom every month.

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, The rose flower is big, the fragrance is rich, many flower friends fall for it. However, those who have raised the rose should know that the rose is simply a "medicine jar". It has this disease and that disease every three days, and attracts worms from time to time. Today, Huahua.

The rose flower is big, the fragrance is rich, many flower friends fall for it. However, those who have raised the rose should know that the rose is simply a "medicine jar". It has this disease and that disease every three days, and attracts worms from time to time. Today, Huahua will introduce to you the diseases that rose likes to grow and how to solve them.

Powdery mildew

Flower cultivation Daquan

Powdery mildew can be said to be the disease most feared by rose lovers, which not only affects the beauty of the rose, but also hinders the normal growth of the rose.

Manifestation of powdery mildew

In the early stage, there are a few fine white particles in the leaves, and then the white particles gradually gather into a layer of white powder. In severe cases, the whole leaves, branches and buds are covered with white powder.

Precautionary measures

Powdery mildew mainly occurs in spring and autumn. Dry and poor ventilation will cause powdery mildew. Therefore, rose planting should not be too dense, and the sun that receives direct sunlight outside should always spray water around the plant to maintain humidity.

Treatment method

The powder was mixed with water according to the ratio of 1RU 1500, and the whole plant was sprayed. A small amount of chlorothalonil could be added to the solution to assist prevention.

Black spot disease

Flower cultivation Daquan

Rose has almost no resistance to black spot, and almost all roses get black spot, which is simply the "number one scourge"!

Manifestation of black spot disease

At first, it was a small brown spot, and gradually developed into a large dark brown spot, which in severe cases led to yellowing of leaves, shedding and even bald branches!

Precautionary measures

Black spot is mainly caused by high temperature and rainy weather, so it is necessary to take precautions during the rainy season. Spray fungicides immediately after rain and remove diseased leaves in time to prevent spread.

Treatment method

1. Spray

10 ml Ami Miaoshou medicine mixed with 15 liters of water, spray evenly, the reverse side of the leaf, stem disease site should also be sprayed.

2. Watering

After the onset of rose, pay special attention to watering, it is best to irrigate the soil along the edge of the basin to avoid water on the leaves as far as possible. Keep the rose well ventilated and properly trimmed to maintain light transmittance.

Root nodule disease

Flower cultivation Daquan

Roses planted in the ground are particularly prone to root nodule disease. Grafted rose is much more likely to get this disease than cuttage rose, and root nodule disease is very easy to spread.

Precautionary measures:

Before planting rose, K84 is mixed with water 3 times and dipped in the root, which helps to inhibit the occurrence of root nodule disease.

Treatment method:

If the degree of the nodule is not serious, the tumor can be cut off with a sterilized knife, cut to the woody part, and then smear the wound with potassium permanganate. If it is too serious, it is best to abandon the plant and disinfect the soil.

Red spider

Flower cultivation Daquan

The red spider should be the most troublesome pest for the flower lovers of the rose, not only the rose, but also most flowers.

Red spider damage

The environment where red spiders are rampant is mainly hot, dry and poorly ventilated. Red spiders will cause yellow patches on the leaves, and the leaves will wither and yellow until they fall off.

Red spider solution

Spray avermectin with water for 3 days, 3 times in a row, pay attention to the reverse side of the leaves, and in severe cases, once every 2 days.

Aphids

Flower cultivation Daquan

Aphids should also be familiar to flower friends, suffering from aphids every spring, suffering unspeakably!

Aphid harm

Aphids often occur in the early spring season of drought and little rain, which will lead to abnormal development of leaves and buds of rose, absorb the juice of rose, cause rose to grow slowly, and even cause other diseases.

Aphid solution

Aphids can be pinched to death directly with their hands when they are not long. If a large number of aphids break out, they can be sprayed with insect forest.

Have you ever had these diseases in your rose?

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