Most of the useful forest plants - herbs and berries - are now successfully grown by gardeners at home, in the garden or on the bed. Scientists managed to refine some of the varieties of fruiting shrubs due to a number of selection studies, bringing out new, even more productive varieties adapted to extreme growing conditions. This list opens with raspberries and strawberries, supplements its cranberries and cranberries, and in recent years also blueberries Duke, which is popular with amateur gardeners.
The berry of blueberry has healthful properties: regulates metabolism, acts as a natural antioxidant, promotes normalization of vision.
Botanical certificate of the plant
In comparison with its forest relatives, this blueberry is distinguished by the large size of berries and the bush itself. Blueberry Duke with stretching to the sun shoots can reach up to 160-200 cm in height. Due to the sparse covetousness, all shoots are well warmed by the sun, which promotes intensive growth, the formation of large berries and a qualitative uniform maturation. So the need for thinning is completely eliminated.
Flowers resemble little bells of soft pink color. On the leaves are located moderately, creating an interesting decorative effect.
The shape and color of the leaves are distinguished by a beautiful decorative appearance, which in autumn, dressing in crimson color, can not help but surprise. Having planted such a plant on the site, you get not only a useful fruit bearing berry, but also an attractive externally plant.
Blueberries (variety Duke) - berry of medium ripeness, the ripening of berries which comes closer to the end of July.
Berries are large in size, up to 2 cm in diameter. They are regular in shape, round. Externally reminiscent of blueberries, but with a more gentle light color. Inside, juicy and fleshy.
Collecting such berries is always pleasant: they are large and easily come off the leaf. Due to the density of the outer shell of berries, they last long and are easily transportable over long distances.
Interesting! Crawling for a while in the cold, blueberries acquire new taste qualities.
Berry can be easily frozen.
Flowering period of blueberry
The beginning of flowering begins in May. Externally, the bush resembles an ornamental plant, according to which at first glance you can not determine that it is actually blueberry, which is preparing to bring a crop.
With the sudden onset of May frosts or a sharp drop in temperature, other berry fruit does not bloom at all. Sometimes this process is accompanied by the dropping of flowers, which leads to a complete loss of the yield of the bush this year. Blueberry Duke is a hardy plant. She is not afraid of a sharp change of temperature and pleases the hosts with an annual sweet harvest.
The yield indicators are high. From one bush it is easy to get 4-6 kg of selected berries, and when creating comfortable growing conditions and careful care - and all 8 kg of berries, which repays for the efforts of the gardener Blueberry Duke. Comments gardeners note the trend of consistency in fruit bearing. The yield indicators can be maintained at the same level annually if the plant is provided with proper care.
Useful properties of blueberries
Berries are marked not only by high taste qualities, but also by utility. Blueberry contains a rich vitamin complex: C, B 1 , B 2 , A, K. The use of berries helps to prevent many diseases. That is why in folk medicine is actively used from rhizomes and ending with blueberry leaves Duke. The description of the plant shows its medicinal qualities.
Planting and caring for the berry
Cultivation of blueberry, as well as other berries in the garden, has its own characteristics, the ignoring of which can lead to low yield of the bush or its complete death due to improper care.
What can ruin your plant
Rumors of growing berries in places of boggy soil are widespread, but this is highly discouraged. Growing in wetland conditions in nature does not at all mean that the planting of blueberries Duke necessarily takes place under the same conditions. This can lead to the death of the plant. This is one of the most common mistakes during the growing of blueberries at home. Shaded places also do not fit for planting. It is better to give preference to the open area on the site. Gardeners make mistakes both in watering, and in soil selection, and in the specifics of applying fertilizers during the growing of blueberries.
In order not to have to discard cheaply acquired seedlings, get acquainted with the specifics of the agrotechnology of such a berry as Blueberry Duke. The description of the variety will help you to identify the golden rules for caring for a cultivated plant and get a high-quality crop as a result.
Peculiarities of planting a plant
The landing is carried out in a well-illuminated area, preferably protected from sudden gusts of wind. Despite the warmth and photophilicity, the blueberry variety Duke perfectly tolerates frosts down to -34 ° C.
Berry has a high demand for soil. The plant grows more actively on light soils with high acidity (3,5-5), sandstones, peat bogs.
If the soil does not reach the recommended acidity, fertilizers can be introduced. Use for this purpose any acid in a proportion of 25-30 grams per 12 liters of water. You can not water the entire garden, but only the hole around the plant.
The soil around the bush is recommended to be covered with a layer of pine sawdust thickness of up to 10 centimeters. Planting the plant once, you do not have to worry about frequent transplants. The next step in moving the plant to a more enriched soil is to be carried out no earlier than in 20 years.
Crop the bushes, starting from the age of six, leaving four old and young branches.
Irrigation and fertilizer application for blueberry
Blueberry is a plant that loves water. In this case, you will have to organize a berry and abundant and systematic watering. It is important not to overdo it during watering and to prevent stagnation of water, as this can lead to decay of the root system and the rapid death of blueberries.
The drying of the soil is bad for the development of the young bush. Norms of watering blueberries Duke are similar to the scheme of moistening beds with carrots or potatoes.
Feeding is done annually. The root system of the berry needs a sufficient amount of nitrogen, so fertilizers are applied in a large dose, supplementing them with phosphorus or potassium top dressing.
Important! For composting blueberries, you can not use compost or any kinds of manure fertilizers!
To saturate the soil around the bush with nitrogen, you can use ammonium sulfate (30-35 grams per bush will be enough) or ammonium nitrate (up to 30 grams per bush).
Norms for the introduction of nitrogen fertilizers
The introduction of fertilizers is recommended to be carried out in 3 stages:
- 50% of dosage - during bud blossoming;
- 30% of dosage - before flowering;
- 20% of the dosage - with the beginning of the ripening of berries (in June).
Top dressing with phosphate or potassium fertilizers is made twice: the main portions - in early spring and in June, when the berry fructifies.
The best suited for fertilizer are superphosphate or potassium sulfate.
Protection against diseases and pests
In order to prevent diseases and infections that damage blueberries, as well as repel pests, bushes are treated with fungicides. It is acceptable to conduct several stages of processing:
- In spring, as soon as the blossom leaves bloom: up to 3 times with an interval of 7-10 days;
- After picking berries;
- In autumn, when the leaves are already falling.
It is best for cultivation in a region with a temperate climate suitable frost resistant blueberry duke. The reviews of gardeners emphasize its frost resistance, but they highlight one feature. With a little snowy frosty winter, the berry requires additional protection, since the root system is poorly protected and can become weather-beaten. Therefore, there is a need to wrap a bush well.
Blueberry Duke is a shrub plant that yields up to 6 kilograms of berries per season, for which as a variety variety gardeners are increasingly choosing to grow this plant.