Lily diseases and pests: protection, prevention and treatment
Content:
These beautiful and charming plants are also attacked by pests and diseases. Because of this, flowers can be deformed, and the culture can even die. Therefore, proper processing of lilies in the spring is required from diseases and pests. Consider the main diseases and pests of lilies.
Botrytis or gray rot
This is a fungal disease that appears due to high humidity. It always starts from the bottom of the plant and gradually moves to the top. It manifests itself in the form of brown spots, which eventually cease to slimy places with a dark coating.
Fight against botrytisis. It is rather difficult to cure a plant from this disease, because the infection itself spends the winter in the bulbs. Only preliminary soaking can help.
Diseases and pests of lilies: Fusarium
Fungal type infection. In fact, it is rot that appears at the bottom of the bulb. The affected plant will grow and bloom normally, but will not survive the winter. The disease appears due to high humidity or external pathogens (fertilizers that already contain spores). Bulbs infected with this fungus rot and decay. On the appearance of a plant, it is impossible to determine that it is sick.
You can fight with the help of: 1) disinfecting the soil; 2) preliminary soaking of the bulbs in a special solution; 3) spraying plantings.
Cercosporosis
Fungal infection. It usually affects the leaves, their tips begin to turn white and yellow, and over time, all the foliage turns yellow. This can happen due to not observing the distance between landings, that is, lack of ventilation. Or because of high humidity, but then the spots will be brown-yellow with a dark border. You can fight with regular spraying.
Anthracnose or spotting
Fungal disease. At first it manifests itself on the leaves as a yellow rash, which turns brown at times. If you do not take timely measures, it can affect both the stems and the bulbs themselves.
Ways to fight. At an early stage, you can simply cut off the leaves and spray in a timely manner, but if it also hits the branches of the plant, then it will be much more difficult to cope with it.
Lily diseases and pests - they are easier to defeat at an early stage.
Diseases and pests of lilies: Rhizoctonis or sclerocial rot
Lily disease is a fungal type of infection. Not afraid of climate change and weather conditions. Lives quietly in the soil for up to ten years. First of all, it destroys the bulbs of the plant, forming a plaque from mold on them, lives right inside, between the scales of the bulbs. The sprouts of such bulbs are weak, deformed, or absent altogether. If the plant is not started during the treatment, then it will die.
You can fight with: 1) special drugs; 2) breaks between disembarkations; 3) destruction of affected plants; 4) digging and replacing soil.
Fitum
Fungal disease of lily, which manifests itself as rotting of the root system of flowers. Because of what the lily stops getting the right amount of micronutrients, macronutrients and moisture. Over time, the leaves turn yellow and dry, and the bush itself loses its beauty and stops blooming.
You can fight by: 1) removing the affected parts of the culture; 2) disinfection of the soil; 3) soaking the bulbs in a special solution.
Blue mold
Affecting the bulbs during rest, fungal infection. White-green rashes appear on the bulbs, and the bulbs themselves darken and shed their roots.
You can fight with: 1) careful selection of bulbs; 2) not to violate the storage rules; 3) good ventilation in the storage area; 4) disinfection of the storage area.
Penicillosis
This fungal disease of the lily manifests itself on all parts of the plant, causing them to rot. You can recognize it when a green bloom appears on flowers, stems and bulbs. Peduncles weaken, and the plants themselves are inhibited in growth.
You can fight by observing the rules for storing the bulbs and soaking them in a special solution.
Rust
It is transmitted by spores, that is, it is a fungal infection. Shows itself through the appearance of rashes, which eventually turn orange. Due to this disease, the stems and foliage simply dry out.
You can fight with the help of: 1) complete eradication and burning of the affected plant; 2) spraying; 3) fertilizing with fertilizers;
Cucumber and tobacco mosaic
It is a viral disease of lily that is carried by aphids. With this disease, round and oblong white rashes appear on the foliage and flowers. Because of this, the stem begins to deform and stops developing. Consider how to treat lilies from diseases and pests of this type.
You can fight with the help of: 1) timely inspection of the plant; 2) removing suspicious leaves; 3) destruction of the affected bushes; 4) disinfection of garden utensils; 5) spraying.
Diseases and pests of lilies: variegation of tulips
It is a virus that lives in plant cells. It is also tolerated by aphids. Violates pigmentation, that is, flowers change their shade and acquire various blots. The bulbs lose size, the culture weakens, and the plant itself dies over time.
You can fight with the help of: 1) spraying; 2) careful inspection of the foliage; 3) destruction of the affected foliage; 4) removal of a diseased bush; 5) disinfection of garden inventory.
Diseases and pests of lilies: rosette disease
Viral infection. The plant stops blooming, and its stems turn yellow and become thicker.
You can fight with the help of: 1) spraying; 2) a careful examination of the culture; 3) breaking off strange leaves; 4) destruction of the affected bush; 5) Thorough washing of garden tools.
Protection of lilies from pests and diseases
Spider mite or red mite... A small reddish brown tick that can be seen if you look closely. Prefers to feed on the juice of shoots, which is why they are inhibited in development. In his presence, the foliage begins to curl, and the bush itself gradually dries up. You can fight by spraying.
Squeak beetle or lily beetle, bulbous beetle... A small bug, its body is red, and its head, whiskers and legs are black. Makes clutches of its eggs, from which later hatch pink larvae, covered with brown-green slurry, they feed on foliage. It is easy to notice them, you just need to look closely. Fight with regular sprays.
Diseases and pests of lilies: Liliaceae. Outwardly similar to a wasp. Lives inside a bud that has not yet turned its color. It feeds on pistils and anthers of stamens. You can fight with spraying.
Medvedka... An oblong brown insect is a pest of a lily with wings. Prefers as food: root system, bulbs and plant shoots. Its appearance can be understood by the presence of small pits in the ground. The plant dies because of it. Fight with: 1) traps; 2) destruction; 3) digging; 4) fertilizing the soil.
May beetle larva or beetle... White, resilient, thick worms. As a food, it prefers plant roots, which is why it dies.
Fight with the help of: 1) digging the soil; 2) collecting larvae by hand for their subsequent destruction; 3) specialized preparations.
Onion fly... Black lily pest. It hurts with its hatched larvae, they bite into the onion, which is why it bends.
Fight by: 1) spraying the plant; 2) digging the soil; 3) peat mulch; 4) processing of bulbs.
Wireworm or click beetle. The dark brown oblong beetle is a dangerous pest of the lily. But the main harm is caused by its larvae, which make sounds like clicks. They devour the bulbs, which causes them to rot and die. The foliage dries up and curls up. Loves moist, acidic soil. You can fight with the help: water the plant with a special solution and spray.
Almost all diseases and pests of lilies can be defeated at an early stage and following storage rules. Correct and timely processing of lilies from pests and diseases will help.