Spirea in Siberia: planting and care, variety selection, subtleties of cultivation and reproduction
Often, gardeners select original shrubs to decorate plots. An important issue is the correct selection of plants, taking into account climatic conditions. There are certain requirements for planting and caring for spirea in Siberia. Although the shrub is frost-resistant, you need to properly prepare it for winter.
Features of growing spirea in Siberia
Spirea is an unpretentious plant, but growing in Siberia requires the only important condition - the selection of a variety adapted to this climatic zone. There are many such varieties. Subject to the rules for care and nutrition, the plant gives abundant flowering.
Suitable varieties
Spirea has a large number of varieties, and many of these shrubs can be grown in Siberia. The plant can be conditionally divided, depending on the timing of flowering, into spring and summer. The most common ones are listed below.
Grey
One of the most popular varieties, is a hybrid. Obtained by crossing St. John's wort and grayish-white spirea. The shrub has white flowers with a gray tint, forming bunches, distributed along the entire length of the sprout. Blooms for a month, starting in mid-May.
Spreading plant, reaches a height of up to 2 meters. The formation of the crown comes from spreading shoots. Leaf plates are oblong, have an emerald saturated color. The lower part of the leaf plate is grayish.
Spiraea Grefsheim is recognized as a bright representative of this hybrid. Differs in an original magnificent look, is characterized by the increased winter hardiness. Blooms in the second year after planting. The period lasts from 35 to 45 days. Flowers are double, small, 10 mm in diameter, collected in bunches.
Wangutta
Another representative of the hybrid. It is characterized by increased frost resistance. Representative of large bushes, height and scope can reach 2 meters in size.
The formation of a shrub occurs due to sprawling branches, which are abundantly covered with jagged foliage. Leaf color: green above, bluish below. Small, up to 60 mm flowers create bouquets distributed over all branches. Blooms by mid-June. Some varieties of shrubs repeat flowering in August.
Willowleaf
The bush is upright, grows up to 2 meters. The branches have a reddish tint, covered with pointed foliage, reaching a length of 0.1 m. A characteristic feature is that the leaf plates are whitish not from below, but from above.
Pyramidal bouquets consisting of pinkish and whitish flowers are distributed over the shrub. Differs in resistance to colds and the increased endurance. Prefers to grow near bodies of water.
Japanese
It is the Japanese spirea that is recommended for cultivation in Siberia to a greater extent. It is characterized by increased resistance to temperature extremes and frost. A small shrub from 1 to 1.6 meters tall is characterized by a hemispherical shape. Leaves that have a pinkish tint and bluish below give a special charm and decorativeness to the plant. It blooms with small red-pink flowers. In autumn, the bush is a red-pink ball. Flowering time up to 2 months. This hybrid has the following varieties:
- Little Princesses. Low shrub, up to 0.65 m and up to 1.4 m in diameter. It has small dark green foliage. Blooms by mid-summer, characterized by good resistance to cold.
- Golden Princess. It differs from the shrub described above in size, it can reach a meter in height. Fully covered with yellow foliage.
- Shirobana. Shrub up to 0.8 m tall, crown span - up to 1.3 meters in diameter. Characterized by narrow green leaves. The flowers are white, sometimes pink, blooms in the second decade of summer.
- Goldflame. A representative of low shrubs, up to 0.7 m, covered with stunningly beautiful bright foliage. They have a bright yellow color with an orange tint, after they become saturated yellow, after - a greenish color, in the end they become copper-orange. Flower color - pink with a red tint.
Oak-leaved
Characterized by unpretentiousness, grows even on rocky ground. It is a small shrub with small green leaves that turn golden in autumn. The flowers are cream, collected in bunches. Flowering time - up to 20-25 days.
Billard
Hybrid, representing a tall shrub, reaching 2 meters in size. The branches of the shrub are densely covered with fleecy foliage up to 0.1 m long. The flowers are united in pyramidal inflorescences. The plant does not produce seeds, so it propagates by cuttings. It is characterized by increased frost resistance and whimsicalness in shade conditions
How to grow a shrub?
Cultivation of shrubs is not difficult. The success of plant development depends on the correct preparatory work and implementation of the planting procedure. It is the correct landing - the key to success. Therefore, it is important to buy high-quality seedlings, choose a place.
Selecting planting material
The important point is the acquisition of he althy planting material that meets all quality requirements, as well as the choice of exactly those species that are suitable for a given region.Spirea is recognized as a hardy and frost-resistant shrub, so almost all varieties are able to adapt in Siberia.
Basic requirements:
- recommended to purchase at specialized points of sale;
- a visual inspection of the bush is important: when planting in the spring there should be no swollen buds or emerging leaves, and when planting in the autumn, the shrub should shed its leaves;
- view the roots (if they are open): the roots should be elastic, without signs of mold, slight damage increases the chance of infection;
- when buying shrubs in containers, spirea plants at any time.
Preparing the soil and site
Selection of the most favorable site and preparation of soil that meets the requirements is the key to the full development of the shrub.
Despite the fact that the plant is considered unpretentious, it is necessary to create conditions for rapid adaptation and abundant flowering.Accordingly, it is recommended to choose a sunny area, landing in a shaded place reduces the decorative qualities of the shrub. It is undesirable to plant in the lowlands, especially where moisture and cold accumulate
Culture has a fairly developed root system, respectively, it is undesirable to plant next to fruit bushes and trees. Spiraea needs a light, enriched soil that easily passes oxygen. When planting in the spring, it is important to prepare the soil in the fall, apply the necessary fertilizers.
How and when to plant?
Shrubs are planted in spring or autumn, it depends on the variety chosen and the flowering period. With spring flowering, it is recommended to plant in the fall. Best time: August - early September. Late varieties should be planted in early spring.
Sequence of actions:
- First, the landing pit is being prepared. This is done a few days before landing. Depth up to 0.7 m, width depends on the type of shrub and the degree of development of the root system.
- When planting more seedlings, it is recommended to keep a distance. If the planting is supposed to be used as a hedge, the distance is from 0.3 to 0.5 m. For single seedlings: undersized - 0.8 m, tall - not less than a meter.
- Lay a drainage layer at the bottom, it is recommended to use crushed stone, crushed brick, expanded clay.
- If the seedling has open roots, it must be placed in liquid, and the bush in the container must be watered.
- Next, it is recommended to cut the sprouts and shorten the roots by 2-3 cm.
- Mix the soil with fertilizers, heat up a hill, place a bush on it.
- Sprinkle shrubs with soil, compact thoroughly, water.
- Be sure to mulch, use peat, humus, needles.
Flower care
Minimum crop care requirements:
- Stable watering is necessary, although the plant is recognized as drought tolerant. For a month, spirea should receive 12-16 liters of fluid. In hot weather, watering is carried out once every 14-16 days, it should be plentiful, especially for newly planted ones.
- After watering, the soil must be loosened to prevent the formation of a crust. Loosening is carried out carefully and shallowly so as not to injure the roots.
- Periodically it is required to put a layer of mulch in order to retain moisture, create a microclimate.
Food for growth and flowering
For abundant fruiting, it is important to fertilize in time. In the spring, nitrogen-containing preparations or organics are introduced. At the beginning of summer, the shrub needs to be fed with a complex of mineral preparations. At the end of summer, enrich the soil with phosphorus-potassium preparations.
How to prune spirea?
Sanitary pruning of shrubs is carried out in the spring, all weakened shoots that are damaged are removed. In crops with spring flowering, only the tops should be cut. In later ones, all branches are shortened by 1/3. In bushes of seven years of age, it is recommended to make anti-aging pruning: remove all branches, leaving 6-7 young ones.
Shelter for the winter
The plant is considered hardy, but still needs shelter. The branches must be tied and bent to the ground, sprinkled with foliage, needles.
Protection from diseases and pests
The plant is not susceptible to diseases. But pests love spirea, especially spider mites. Signs of damage: cobwebs, yellowness and leaf fall, a painful appearance of the plant. Processing with "Phosfamide", "Karbofos" will be effective.
The aphids that overcome the plant suck the juices out of it. It is recommended to use Pirimor or other drugs.
Reproduction of spirea in Siberia
This culture reproduces in several ways. Each of them has its pros and cons, while for some varieties only one method is suitable. For example, Billard is bred only by cuttings.
Propagation methods:
- Seed. Only species shrubs reproduce, hybrid varieties do not produce fruits. Seeds are collected from ripe pods. Germination is high. Seeds are sown in prepared containers, watered, covered with foil. After germination, remove the film. When 2-3 leaves appear, dive.
- Layers. A simple and efficient way. Bend the lower branches of the bush to the ground in spring, fix, sprinkle, leaving the top. In autumn, plant layers on a permanent site.
- Cuttings. The rooting coefficient is 70. It depends on the flowering period: early shrubs are cut in the first days of June, late - in July.If the cuttings are lignified, it is carried out in the fall. Prepare cuttings with 5-6 sheets, the recommended length is 0.1 m. Remove the lower foliage. Soak in a growth stimulator for half a day. Plant in prepared containers with soil mixture at an angle. Cover with jars or foil. Periodically irrigate and produce regular watering. For the period of winter, dig and cover the cuttings, plant in the spring on a site of constant growth.
Compliance with simple requirements for planting and care contributes to the active development and abundant flowering of shrubs, timely preventive treatment will save the flower from pests.
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