Hortensia is divided into many species.It is impossible to establish the exact figure, but it varies from 30 to 80. This flower is most common in Japan and China. He owes his name to one Roman princess. Despite the fact that hydrangea has many species, only some of them are grown in indoor conditions: garden hydrangea or large-leaved. This is the only species that has compact forms for home growing.
Description
In its natural habitat, a hydrangea bush canreach 3 meters in height. Usually these are small trees and creepers. Interestingly, some species of this plant may be evergreen, but in our regions, gardeners prefer deciduous species more. Hortensia has large round leaves, pointed at the top and with small teeth on the sides. Admire the flowering of hydrangea, you can from spring to the onset of the first frost. Most of the species of this plant has white or cream flowers. But there is one species, large-leaved hydrangea, which can bloom in purple, pink and even red flowers. Interestingly, the shade of the inflorescence depends on the soil on which the plant is planted. Many gardeners have a question: why do hydrangea leaves turn yellow? This and many other questions you can find the answer in the article.
Types of hydrangeas
Since hydrangea is divided into many species,then before planting it is better to find out which one is suitable for your region and soil. After all, each species has its own requirements for the place of cultivation and care:
- Hydrangea. Tree hydrangea is widespread in our latitudes. It has the appearance of a bush, which can reach a height of 3 meters. The plant has white fluffy inflorescences.
- Hydrangea paniculata. This is a tall enough species that canreach five meters in height. He was very fond of gardeners and has great popularity. With proper care, paniculate hydrangea can grow in one place for up to forty years. Blossom abundant, albeit short-lived. The first blossomed inflorescences can be observed only in August. They are white. The species is not afraid of frost, so it can be grown even in our northern regions. Many are interested in why the leaves turn yellow in hydrangea paniculata. You should seriously consider solving this problem if you want your garden to decorate a healthy and beautiful tree.
- Large-leaved hydrangea (garden). The habitat is a garden, but this species cangrow even in the room. This is exactly the most interesting species that may have inflorescences of white, red and even blue. Their color depends on the composition of the soil. When growing, you may also wonder why the leaves of the hydrangea garden (large-leaved) turn yellow.
These are the most common species that can be found in our gardens.
Features of growing hydrangeas
Before decorating your garden with this plant,study the peculiarities of its cultivation in order not to encounter many problems and questions, in particular, about why the hydrangea leaves turn yellow, what to do and how to avoid this trouble.
If you want the large-leaved hydrangea not to bloom with white buds, then experiment with the acidity of the soil. For example, on acidic soil, the flowers will turn blue.
Hortense loves moisture. Do not overdry the plant. Watering should be regular and abundant.
Hortense loves bright light, but does not tolerate direct sunlight. When planting, you should choose a place where there will be enough light, but in the midday heat the flowers will be able to hide in the shade.
If you have solved the problem with timely watering, then take the plant trimming process with the same seriousness. This is an important point in growing hydrangeas.
When fertilizing with organic matter, the plant quickly goes into growth and has a very lush crown, but you should not wait for flowers, so you should be careful with this type of fertilizer.
There are frost-resistant types of plants, but even they need to be covered for the winter, otherwise they may freeze. This is not a serious problem, because usually during the growing season the hydrangea is fully restored.
One big plus is that hydrangea is rarely subject to attacks of pests and all kinds of diseases.
Planting Seeds
For a long time, hydrangea species are planted with seeds,but you have to spend a lot of time and effort on this. In the fall, the seeds are planted in the prepared soil. It should include 4 parts of a sheet mixture, 2 parts of peat land and 1 part of river sand. After planting on top of the seeds are also lightly sprinkled with this mixture and watered using a spray. Then the container with the seeds must be covered with a film or glass. Occasionally they will have to be ventilated and watered with the same sprayer. The optimum temperature for successful seed germination is + 14-20 degrees.
After a month and a half you will be watchingfirst shoots. At this very moment it is necessary to clean the glass. Picks are usually carried out twice. The first falls on the moment when the seed leaves begin to develop, and the second - on the month of May. In May, seedlings are planted in separate pots of 7 cm in diameter. During this period, they should be hardened, so during the day the seedlings are exposed to the street. But you should choose a place where direct sunlight and rain will not fall. It will take you about two years to grow healthy and strong seedlings at home.
Planting seedlings
Healthy biennial seedlings planted in the openpriming. Early spring is most suitable for this. Pre-pick a place for hydrangea. It should be a well-lit area without direct sunlight. Any soil will do. Pay special attention to the fact that next to the hydrangea there were no plants with the same root system (surface). This threatens with the fact that between them there will be a struggle for water and nutrients, as a result of which the question may arise: why do the hydrangea turn yellow leaves and what to do with it. Before planting, estimate the size of the rhizome of the plant and make a hole twice as large. Peat, mineral and organic fertilizers are put on the bottom. It is necessary to plant a flower along with the ground in which it germinated. Before falling asleep the roots, they need to be leveled. After planting, the seedling should be well watered and mulched using pine needles or bark.
Care
Caring for hydrangea is not so difficult, butseveral required points will have to be remembered. As already mentioned, hydrangea loves moisture, so every week every bush needs plenty of watering. On one bush you will need about 50 liters of water. She must be warm and defended. Those plants that have been mulched peat, do not need such frequent watering due to the layer of mulch.
You should also periodically loosen the soil so that the roots can breathe and prune to remove dead or diseased shoots.
Fertilizer
Чтобы гортензия была усыпана цветами и у вас There was never a question why leaves turn yellow in room or garden hydrangea, it needs to be periodically fed. It is better to do it once before flowering and once after it. For one adult plant you will need three buckets of such a solution: 20 grams of urea per bucket of water. After flowering, mineral fertilizers are used for fertilizing. Fertilizer is also allowed during flowering in summer. During this period, used slurry. But in this case, you need to know the limit, so as not to overfeed.
Why hydrangea leaves turn yellow: reasons
Many gardeners face this question.So why the leaves turn yellow in room hydrangea or in any other species of this flower. There are a number of reasons that may cause yellowing of the leaves:
- Although hydrangea loves moisture, it is not worth pouring it. This is one of the main mistakes, why the leaves of large-leaved hydrangea and others turn yellow.
- If you plant a plant in a draft, then, most likely, the leaves will turn yellow and crumble, because hydrangea loves heat.
- Обеспечив правильный уход и своевременный полив, Beginning gardeners cannot find the answer to the question why the hydrangea leaves turn yellow. The reason may lie in the small amount of fertilizer that the plant receives.
- With a large number of inflorescences, the leaves may miss something and because of this they start to turn yellow.
- The leaves turn yellow in hydrangea, which struck mealy dew. To determine the presence of this disease can be on the gray bloom on the foliage.
- Another disease is ring spot.
Ways to combat yellowing of leaves
Почему у гортензии желтеют листья (фото в статье demonstrates this process), and most importantly, what to do with it? Very many gardeners were left alone with this problem. Before you start fighting with it, you should find out the reason. And then everything is simple. If the plant gets too much moisture, then simply reduce the number of waterings.
A plant that suffers from a draft should be transplanted immediately, otherwise the problem will not be solved, and the bush will completely perish. It is necessary to fertilize those flowers that do not receive enough nutrients.
Если вы обнаружили на растении следы заболевания or the presence of pests, it is necessary to immediately begin to fight them. To do this, use a 1% solution of the Bordeaux mixture as a spray.
The plant may suffer from a small amount of iron in the soil. In such cases, usually the acidity of the soil is increased artificially. To do this you need a bucket of water and a teaspoon of vinegar essence.
The reasons why the leaves turn yellow in the hydrangea paniculata and in other species are not so many, and all problems are eliminated quickly and simply.
