The real cause of yellow leaves and withering of flowers you will understand after reading these pictures

When many novice flower lovers start to grow flowers, they will plant whatever flowers die, and the flowers are easy to yellow leaves and wither, mainly because they are not caring enough for the flowers, as long as they pay attention to daily care and maintenance, and keep plenty of sunshine. Flowers can also be healthier.

The cause of the withering of yellow leaves of flowers

Soil is deficient in nutrients

1. Soil is deficient in nitrogen fertilizer.

Lack of nitrogen fertilizer and other nutrients in the soil will cause yellow leaves and wilt of flowers. In the case of phosphorus deficiency, flowers will not bloom for a long time, and potassium deficiency will lead to a large number of fallen leaves and withered flowers.

two。 Excessive fertilization

Excessive fertilization and the use of unmature organic fertilizer can lead to scorch of plants, alkalinity of soil can make acidic plants yellowing and shedding, acidity of soil and water weakens alkaline plants and leaves become scorched.

3. Leaf spot disease

Leaf spot disease is a common leaf disease of begonia and other bulbous plants. Flowers and trees such as Magnolia, fish-tail sunflower, canna, crape myrtle, sweet-scented osmanthus, rhododendron and other flowers and trees will appear different spots, such as horn spots, stripes, round spots, gray, black, brown and other colors to prevent the leaves from withering and falling off.

4. Powdery mildew

Powdery mildew is mostly harmful to the young shoots, buds and buds of flowers and trees. Rose, plum blossom and other plants will appear chlorotic spots at the initial stage of the disease, and then gradually form white spots, as if covered with a layer of white powder, and gradually turn gray in the later stage. The plant is getting smaller, the tender tip is curved, the page is uneven, and many flowers can not cause blooming and flower distortion. Causes the flower to dry up and the leaf curls, the plant dies, may apply the phosphorus and potassium fertilizer, stops spraying water to the leaf surface.

5. Anthrax

Anthracnose is mainly harmful to leaves, infecting plant stems, tender shoots, buds and fruits. Orchids, magnolia, pansy, cyclamen, magnolia, eight immortals and other plants are easy to suffer. Can start from the leaf head and the edge of the leaf, if there are round spots on the leaf surface, the edge of the spot is mostly purplish brown or dark brown. The center is light brown and grayish white, in the later stage, the disease spot will appear black points, will show a wheel shape, when the disease can lead to leaf death. It should be ventilated and transparent, and stop spraying water to the leaves.

6. Grey mold disease

Botrytis cinerea does great harm to leaves, stems, flowers and fruits. Cyclamen, peony, chrysanthemum, camellia and other plants are often damaged by Botrytis cinerea. Spots in water stains appear at the initial stage of the disease, and then expand gradually. become brown and purple-brown disease spots, the emergence of gray hairs, the disease can lead to the death of the whole plant.

7. Bacterial soft rot

Bacteria infect rhizomes, bulbs, bulbs, tubers and other nutritional parts, will damage calla lily, lily, iris, cyclamen, hyacinth, gentleman orchid, dahlia and other flowers, will make the damaged parts waterlogged, so as not to turn brown, slippery soft rot, in the case of high humidity, endanger the health of flowers.

The above are some introductions to the causes of flower wilt. I believe that the majority of flower friends also have a certain understanding of the cause of flower wilt. Yellow leaf wilt of flowers is usually caused by diseases and insect pests. We must pay attention to supplement the nutrients that flowers lack. And water and fertilize flowers, flowers can grow better!