Pests on roses: 11 insects that spoil the royal appearance of the queen of the garden
Roses adorn any garden, yard, park. Flowers smell and create a festive mood. However, the invasion of pests can adversely affect their development. Insects can destroy roses.
Content
Rose pests: causes
Roses in all their beauty can suffer from various insects. They suffer from:
- lack of light;
Beetle on roses.
- thickening;
- mechanical damage;
- weeds nearby.
spider mites
Spider mites on a rose.
Small arachnids. They are yellow or brown in color. The size is about 0,5 mm. Habitat - the underside of the leaves. Pests spin webs.
Severe lesions occur in the heat. The greatest distribution of the pest is from the beginning of summer to the beginning of autumn. Signs of appearance are noticeable by small white dots. The leaves become colorless, then brown and crumble.
Green rose aphid
Parasites have a small flat shape. They appear in the spring. Insects gather in a dense colony and multiply rapidly. They feed on leaves, buds, young shoots. They suck out the juice, weakening the flowers. The wintering place is the aerial part of the plants.
Various types of pests
| Rose leafhoppers | They are yellow or yellowish green in color. The body shape is elongated. There are a couple of dark spots on the head. The pest drinks plant juice, discoloring the leaf plate. Affected leaves resemble marble. |
| Rose scale insects | A small insect resembles scales. Habitat - shoots of leaves. Scale insects suck out juices. As a result, a sticky liquid is released, followed by the development of a soot fungus. Severe damage leads to stunted growth and yellowing of the leaves. |
| Medvedki | Large parasites living in the soil. Their sabotage consists in damage to the roots of roses and underground shoots, root crops, bulbs, and sown seeds. |
| Pennitsy slobbering | The body of insects has a yellow-gray color. The larvae live in lumps of foam. Foam keeps them from drying out. Habitat - axils of leaves or the lower part of the flower. Leaves fall off due to sap. |
| Sawflies | White-belted rosacea sawflies eat the whole leaves, in some places they make them transparent. And descending sawflies eat the inside of young shoots. Thus, the plant dies after a while. External signs of damage are not visible. |
| Rose leaf rollers | There are leafworms that feed on roses. The first caterpillars damage the buds in early spring, the next ones damage the leaves and young shoots. Parasites deform and twist the leaves. |
| TRIPS | Small pests with almost black color. They differ in activity. They hit the bud. The edge of the petal darkens and dries. The appearance of the rose becomes unaesthetic. |
| Leaf cutters | They gnaw the edges of the leaves in small semicircles. They are not capable of causing particular harm, but contribute to the deterioration of the distribution of nutrients in the bushes and damage to the appearance. |
| Alenka hairy | A black beetle with grayish hairs and white spots. Size from 8 to 12 mm. Eats pistils, stamens, petals. Promotes wilting of roses. |
| Bronze | Golden-green beetle with sparse hairs. The underside is copper red. Size from 1,5 to 2 cm. Insects gnaw on petals and pistils. Most often attack light roses. |
preventive measures
Proper agricultural technology is the key to plant health. Here are some tips to help prevent pests on roses.
- To prevent the appearance of pests, calendula, nasturtium, lavender, marigolds are planted.
- To prevent rot, fertilizers containing manganese are added.
- Affected buds and flowers are removed, stripped and destroyed by caterpillars.
- Produce deep early spring and autumn plowing.
How to deal with pests
There are a number of pest control methods. A few general rules will help you get into a fight with a pest and get out of it a winner.
Of folk remedies it is appropriate to use decoctions:
- onions - from aphids and ticks;
- dry peel of citruses - will relieve false scales, scale insects, aphids;
- shag or tobacco - from aphids;
- pharmacy chamomile - from spider mites, caterpillars, aphids;
- tomato or potato tops - will destroy aphids, thrips, mites.
Of chemicals suitable application:
- Agrovertina;
- Fitoverma;
- Aktara;
- sparks;
- Intavira;
- Micron.
Conclusion
Pests can disrupt the integrity of the plant, slow down the growth and formation of bushes. To save roses, preventive measures must be taken. When the first parasites are found, they immediately begin to fight them.
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