In city beds, irises have long occupied one of the leading positions. Long stems, unusual bright flowers, neat leaves that retain a juicy color all summer, care that does not require special attention - these are the main qualities that gardeners are so fond of.
Irises are divided into two groups - bearded and unbordered. In this article we will talk about the specific form of unbordered irises - about Siberian irises. A distinctive feature of Siberian irises is their height - the plant can grow up to 120 cm.
The palette of flowers is rich in shades of blue, red, purple, there may be brown and orange shades. To better get acquainted with the Siberian irises, let's open the catalog and determine the best varieties of this species.
Alba
Siberian iris of the Alba variety grows to a height of 120 cm, flowers are 6 cm in diameter. Petals are white, with a light purple hue. This variety blooms in June. Irises of this variety are unpretentious - abundant blooms are possible both when planting in sunny areas and in partial shade. 
"Bate and Suge" (Butter and Sugar)
The height of the plant is 80 cm. The upper petals are white, the lower ones are bright yellow, lemon-colored, their diameter is 11 cm. Flowering begins in July. In the first year it grows slowly, but then it grows plentifully. When planting it is important to observe the distance between the flowers. 
Experienced gardeners, in order for the garden to enjoy its bloom all summer, plant nasturtium, pansies, rogers, laventer, astilba, arabis and Chinese carnation next to the irises.
Big Ben
"Big Ben" grows up to 80 cm. The flower has a rich purple hue, the diameter of the inflorescence is 7 cm. This iris blooms in June. When planting you need to choose light areas. 
"Wisley White" (Wisley White)
In height, this variety of irises reaches 60 cm. The flowers of this variety of Siberian iris have a white color, with a yellow spot at the base of the petals, their diameter is 7 cm. The lower shares of the perianth are of an unusual shape - they are concave inside. 
"Double Standard" (Double Standart)
The height of irises reaches 1 m, and flowers in diameter grow to 15 cm. The inflorescences are purple with a yellow center, on which purple stripes are traced, the petals of an uneven contour are terry. It blooms in June - July. 
Did you know? In the period from 1900 to 1976. more than 500 varieties of irises were bred by breeders.
"Cambridge" (Cambridge)
Plant height - 70 cm, flowers in diameter reach 7 cm, their shade is light blue, with a yellow spot at the base of the petal. For good growth and abundant flowering when planting should choose a well-lit places. 
Siberian Iris variety "Cambridge" tolerates cold, is not afraid of severe frosts in the presence of a large amount of snow.
Concord Crush
The height can reach 1 m, the diameter of the inflorescence is 14 cm. The flowers of the Siberian iris variety Concorde Crash are blue-violet in color, with a pale yellow center at the base of the petal. Grows well in partial shade. Flowering occurs in May - early June. 
"Moon Silk" (Moon Silk)
This variety grows to a height of 90 cm, the flowers grow to 10 cm. The inner petals are white with a cream shade, the lower petals are light yellow with an orange spot at the base.
The edges of the petals are wavy. Siberian Iris, a variety of Moon Silk, begins flowering in June, prefers well-lit places or partial shade. 
Salem Witch
The height of the irises "Salem Witch" is 80 cm. The inflorescences grow up to 8 cm, have a blue tint, the lower petals with a white grid. This species blooms in June. He likes sunny place, but also tolerates partial shade. 
Important! Irises can grow in one place without a transplant for more than 10 years. They quickly grow, so the distance between them when planting should be at least 70 cm.
Silver Age
The plant grows up to 80 cm, flowers with a diameter of 10-12 cm. The inflorescences are blue, with a pale golden center at the base of the petal. Flowering lasts from May to June. Prefers penumbra. A good scattered shade can give foliage trees. 
Sparkling Rose
The height of the irises is 80 cm, the flowers grow up to 12 cm in diameter. The flowers are light purple, with a pink tinge, with a light yellow spot at the base of the petal. Blooms in June. It grows well in bright areas, and in partial shade. 
"Super Ego" (Super Ego)
It grows to a height of 80 cm, the flowers are large, 14 cm in diameter. The lower petals are blue in color, the upper petals are pale blue. It blooms in June. Penumbra blooms well. 
Did you know? In 1920, the American Iris Society was organized, which registers new varieties of irises, publishes various information related to these flowers, and establishes an award for the best iris variety.
Tycoon
The height of iris varieties "Taykun" - 90 cm, inflorescences saturated blue, with brown-yellow specks at the base of the petals, in diameter 13 cm Flowering begins in June, grows well in partial shade. 
Important! Siberian irises prefer subacid soil. It is forbidden to add lime to the soil before planting.
Hubbard
The height of the plant is 80 cm. The flowers of Siberian "Hubbard" iris are purple with a purple tinge, there is a white-yellow spot at the base of the petals, their diameter reaches 11 cm.
Flowering begins in late May - early June. It grows well both in sunny glade and in partial shade. It tolerates wintering in the open field, but in late autumn it is necessary to cut the leaves up to 15 cm above the ground level. 
"White Swirl"
This variety grows to 60 cm. The diameter of the flowers is 14 cm, they are snow white in color, light yellow spots at the base of the inflorescences. Blooms "White Svel" in June. This variety prefers sunny areas, in the shade the number of inflorescences is sharply reduced. 
Shirley Pope (Shirley Pope)
Plant height reaches 70 cm, flowers in diameter - 9 cm. The flowers are dark blue with a white spot at the base of the petal. It blooms in July. For good growth are suitable as sunny areas, and partial shade. 
In this article we told about the best varieties of Siberian iris, and the photo and detailed description of the plants will help you make the right choice.
