Species and varieties of chrysanthemumsIn today's culture there are more than 650 varieties of garden chrysanthemums , which are divided into 13 groups by type of inflorescence. Among the chrysanthemums are the following groups:
Cirrus chrysanthemum blossoms have terry petals completely hide the middle of the flower
Bristly ( chertopolohovidnye ) chrysanthemum similar to cirrus, but their petals are more subtle, sometimes curved, and the flowers themselves resemble brush
Pompone have small chrysanthemum blossoms in full terry almost right round
Simple and semi-double chrysanthemums have a nearly flat inflorescence with an open heart , framed by one or more rows of petals. In appearance reminiscent of a daisy
Anemone chrysanthemum inflorescence are similar to the previous group . However, the middle flower lush and somewhat elevated . Despite the name , these flowers do not resemble anemones .
Spoon-shaped chrysanthemum resemble simple, semi-double , but their petals are expanding at the ends, clearly recalling the spoon
Chrysanthemum fantasy recently came to Europe from Japan. In fact, it pinnate chrysanthemum, but with elongated lobes
Conditional group of cold-resistant chrysanthemums are the so-called Korean chrysanthemum . By the Korean chrysanthemums are hybrids of several species chrysanthemums . Korean chrysanthemums are popular in colder regions (including in the central part of Russia ) , where some of them spend the winter in the open field ( see below).
Chrysanthemums : care , cultivationChrysanthemums are not very demanding on the chemical composition of the soil, but rather demanding location . They need full sun and good drainage. Partial shade flowering chrysanthemums will not be as plentiful. Chrysanthemum characterized by the increased photoperiodism ( reaction to sequencing, and the ratio of the periods of light and darkness during the day ) . Thus, the effect on flowering chrysanthemum reducing the length of daylight hours in the fall. Not to knock the rhythm of chrysanthemums not plant them near the garden lamps or other light sources . Too high summer temperatures ( especially at night ) may also affect the flowering chrysanthemums .
Chrysanthemums respond well to periodic feeding: spend one common early in the season and one potash in the early formation of buds. But do not overfeed the garden chrysanthemums , this will lead to regrowth of the long and weak greens, subject to attacks of garden pests and diseases. For garden chrysanthemums are dangerous fungi, as well as slugs and snails eat leaves , and round worms infecting the roots of chrysanthemum. From fungus by spraying early in the season anti-fungicides and cut the affected parts of the chrysanthemum and destroy . On the fight against slugs and snails , read our special article. Roots chrysanthemums affected roundworms , hold water with a temperature of 50 ° C for several minutes.