Rose needs a lot of nutrients, but does not support large amounts of salts. Nutrients must be available in a balanced combination. If you miss even a single substance, the plant suffer from the disease of updates. The quantities required are not fixed, but depend on factors such as soil, climate and season. Nutrients should not be only available in the soil, but must appear in a form assimilable by plants.
Very important is soil pH. A pH of 7.0 indicates that the soil is neutral. Soils with higher pH soils are basic, others are acidic. Roses require a slightly acidic soil with a pH between 5.5 and 6.5. A pH change leads to other needed nutrients. The pH can be adjusted using various chemicals. The number of commercially available fertilizers is very high, their classification is very important.
Distinguished primarily organic fertilizers, the inorganic and the combined. Inorganic fertilizers, also known as organic fertilizers or artificial "are salts that are dissolved in the soil for plants is very easy. Their effect is short-lived. Besides the nutrients you need, these fertilizers can fill soil unnecessary substances that increase soil salinity. There fertilizer with a single active ingredient, with more nutrients or with a full spectrum of nutrients. The single nutrients are important in large spaces, in the garden, however, you should know the exact composition of the soil by chemical analysis.
Because roses are very sensitive to chlorine, the more nutrients fertilizers should select those which contain no chlorine, so-called fertilizer, and blue. " It should be borne in mind that not only their prices vary, but the chemical composition.
Organic fertilizers release nutrients into the soil from the decomposition of organic matter. Nutrients are slowly assimilated by the plant, but much longer periods. Bone meal or corn chips are good examples of organic fertilizers.
In order to combine the advantages of both categories, such as a long-lasting activity, but which quickly settle have been developed organic-mineral fertilizers. Many products labeled as,, fertilizing roses "belong to this category. Besides the price of the product should interest us advice on the packaging and fertilizer composition.
So-called fertilizer duration appear increasingly in trade offers. Through various chemical combinations, ensure a very long stream of nutrients dependent on temperature and humidity. Many crops require feeding only once a year when using these substances. Although more expensive than other fertilizers, they can be dosed accurately and are considered more environmentally friendly.
In planting the rose requires relatively few nutrients. If garden soil is of good quality and was prepared before planting, it is necessary to weight gain in that year. Regular administration of compost or cow manure with bone meal or corn chips, provide the best conditions for development. If necessary, a few weeks before planting can feed the soil with fertilizer for roses mixed.
When planting or immediately thereafter is strongly discouraged the use of fast-acting fertilizers, salts that are especially harmful in that period. Only when the plant is growing, they can be used in very small quantities. For the second year, a fattening ground is recommended. In the early period of growth, the rose will get around 100-150 grams of mixed fertilizer every square meter. Because some fertilizers have different concentrations and compositions, must be strictly observed quantities indicated by the manufacturer.
A second feeding of the soil takes place at the beginning of the second period of growth. Fattening effect of this should have been completed by the autumn. The use of mixed fertilizers, not those minerals. Autumn wood hardening can be stimulated by using a new fertilizer management, but it should not contain nitrogen, but especially potassium. Feeding roses spray is also recommended when possible and requires a very rapid effect, ie they lack a particular nutrient. Foliar fertilizer - as can be diluted to prevent leaf burn - will be sprinkled rose. Its concentration should be between 0.5 and 2% and treatment will take place in the evening or cloudy weather.
The lack of certain substances leads to typical manifestations of deficiency, easily recognized even by inexperienced gardener.
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