How to process roses from caterpillars?
Caterpillars are dangerous pests that can destroy plant health. They often attack roses. In such situations, you need to immediately take all the necessary actions to save the flowers from the caterpillars. In this article, we'll show you what you can do to do this.
Signs of the appearance of caterpillars
It is advisable to constantly monitor the condition of the roses in order to detect any problems related to their health in time. Let's find out what facts indicate that the caterpillar is eating the plants.
- Small holes appear on the leaves. These pests gnaw them out. Over time, only thin veins remain from the leaves of roses in this way.
- When there are no stamens or pistils in the rosebuds, it also suggests that caterpillars have been here. It is very important to pay attention to this.
- The petals on the flowers of roses can be gnawed, if they were eaten by caterpillars.
- Due to the attacks of caterpillars, the appearance of ornamental plants is greatly affected. If there are such pests, then roses quickly lose their former attractiveness.
- You will often notice that the leaves and buds of roses are entwined with cobwebs. This is due to the fact that larvae of caterpillars thus form a shelter for themselves during development.
Many gardeners are interested in how to act correctly if the caterpillars are actively eating the foliage of roses, and all the flowers are completely enveloped in cobwebs. In such a situation, there is nothing else to do but to remove the affected plants.
Only in this way will it be possible to prevent the emergence of new generations of dangerous pests.
How to get rid of with chemicals?
Many gardeners decide exactly how to kill the caterpillars based on the amount of damage they have caused. There are a huge number of special chemicals with different mechanisms of action. With their help, it is possible to effectively fight the larvae, as well as to protect flower plantings from subsequent attacks of pests.
Consider the characteristics of some of the chemicals that are most effective in controlling caterpillars attacking roses.
- "Nitrofen". This remedy will get rid of the caterpillars in the early stages. For this, the flowers are sprayed in early spring. The considered fungicide with high efficiency destroys larvae of caterpillars in the early stages of their development. After treatment, the plant remains protected for the next 60 days. A single spraying is enough to ensure trouble-free flowering throughout the season. It will take 10 liters of cold water to dilute only 300 ml of the drug. Usually roses are processed using a watering can or a spray bottle.
- Aktara. You can also treat plantings from parasites with this popular remedy. Thanks to him, it is possible to rid roses of dangerous insects literally after the very first use. The drug acts systemically, can penetrate into the structure of leaf plates. "Aktara" is not washed away by rain and does not cease to function due to high temperatures. Poisonous properties are present for 30 days. The drug is diluted in warm water: only 8 g of the product should be taken for 10 liters of liquid.
- Actellik. You can also fight the caterpillars attacking roses with this effective remedy. It is considered professional, perfect for the destruction of both indoor and garden pests.Plants can be processed at any time during their growing season. The most powerful effect of the drug is observed in the first couple of hours. It is at this time that the parasites receive the largest dose of poison. To properly prepare the Actellic solution, you need to take 2 liters of cold water and dissolve 2 ml of the drug in it.
The best folk remedies
You can fight caterpillars that destroy luxurious flowers not only with chemicals, but also with various kinds of folk remedies. These include the simplest options. For example, garlic, nightshade or wormwood can demonstrate high efficiency. Let's take a closer look at what folk remedies are best for fighting caterpillars.
Ash
This simple remedy is very effective if the flowers are infested with green, black caterpillars, as well as aphids or leaf rollers. To save the roses, you need to pour the ash onto the flower bed, and then water it thoroughly. Due to this, all the components of the ash will be able to penetrate into the sap of the plants, making them bitter and completely tasteless for pests. Ash is allowed to process the flower bush itself.
A properly prepared solution provokes severe irritation in the caterpillars, which is why they try to get out as soon as possible.
Sagebrush
A good remedy in the fight against caterpillars is wormwood tincture. To prepare it, you need to take 1 kg of wormwood, pour 3 liters of water over it. The composition must be boiled for about 20 minutes. After 2 hours, as soon as the broth with bitter aromas is well infused, flowers attacked by pests are treated with it.
It is also necessary to water the soil around the planted plants.
Burdock solution
At home, you can prepare an effective burdock solution. To make such a remedy, you need to take a third of a bucket of burdock leaves. To the very top, they must be filled with water. The mixture is left to infuse for 3 days. As soon as the specified time has passed, the tincture will need to be filtered. The finished product can be used to irrigate the shoots of roses.
Nightshade
This is a very effective remedy for caterpillars. Many florists and gardeners use it. To properly prepare the nightshade solution, take 5 kg of plant leaves, then boil them in 10 liters of water for 4 hours. After that, the hood is thoroughly filtered, and then diluted in another 4 liters of water. The resulting liquid is treated with flowers attacked by caterpillars.
Laundry soap
A solution made from laundry soap is very often used in the fight against pests that attack plants both in the garden and at home. To prepare the product, thoroughly grind the laundry soap. This is best done with a grater. Then the main component is poured with warm water. When the soap pieces dissolve in the liquid, the entire affected plant is irrigated with a spray bottle.
Garlic
To rid roses of dangerous pests, you can use a solution made from fresh greens of young garlic. You just need to fill it with water, and then leave it to infuse for a day. After the filtering process, the resulting infusion will need to be applied to the entire flower shrub.
Tobacco
A good remedy in the fight against caterpillars is tobacco dust. It is considered universal and helps to get rid of almost all pests that infect plants. So, in order to save roses from caterpillar attacks, it is required to sprinkle them with prepared tobacco dust. This should be done at the rate of 30-50 g per 10 sq. M.
Nettle
Many growers prefer to drive away caterpillars from roses with nettles. To do this, prepare a free bucket and fill it with freshly chopped nettles. Next, water is poured to it to the brim. It is recommended to use rainwater. The mixture should be left to infuse for 12-24 hours, but fermentation should not be allowed. The ready-made composition is used in the fight against caterpillars.
In addition, nettle tincture has a general tonic effect on plants.
Prevention measures
In order to protect beautiful plants from being eaten by caterpillars, it is advisable to resort to various preventive measures. Let's consider what exactly is the most effective prevention of the appearance of caterpillars on roses.
- You can hang up special butterfly traps with the onset of early spring. It is the larvae of these insects that cause great harm to flower buds.
- Once the rosebuds are fully open, the stems should be carefully inspected on a regular basis. This is due to the fact that it is on them that masonry is often located, which must be removed in a timely manner.
- Until the buds bloom, it makes sense to spray the roses with "Nitrofen". In May, use "Bifenthrin" for spraying.
General recommendations
Here are some helpful tips for eliminating caterpillars infesting roses.
- It is necessary to especially carefully monitor the flowers that grow in the shade. They are most often exposed to the invasion of parasites.
- By treating damaged flowers with chemicals, it is very important to use protective equipment. We are talking about respirators, rubber gloves. After completing all procedures, you need to very thoroughly and abundantly wash your hands and face with soap and water.
- If Actellik is used to treat plants, then, to enhance its effect, the treatment is recommended to be carried out in a quiet and dry weather. The best time is morning and evening.
- If you notice that foci have already appeared on the upper sections of the shoots, damaged by pests, then they will need to be excised as soon as possible. Places of cuts will need to be treated with copper sulfate.
- It is highly recommended to properly care for your roses and always keep their health under control. So it will be possible to prevent the appearance of parasites or get rid of them in a timely manner.
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