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How fast do Itoh peonies grow?

How fast do Itoh peonies grow?

Tissue-cultured peonies require 2-3 years to reach blooming size. Itoh peonies are vigorous; it is important to leave them enough room to grow.

Why are Itoh peonies so expensive?

This high price tag reflected the time required to grow these plants to the point that they could yield divisions. Today, Itoh peonies are multiplied more quickly through tissue culture techniques, bringing the price down to less than $50 to $100 per plant.

How much sun do Itoh peonies need?

Plant Itoh peonies in full sun to part shade and in rich, well-drained soil. Itoh peonies are sensitive to high levels of nitrogen. When fertilizing in spring and summer, be sure to use a fertilizer that contains a low level of nitrogen, like 4-10-12. Do not fertilize peonies in late summer to fall.

Should Itoh peonies be cut back?

In the fall itoh peonies need to be treated similar to herbaceous and tree peonies since they are a hybrid of both. Once the plant has matured its best to trim back so that the herbaceous portion of the stem is removed and the hard wood portion remains.

Do Itoh peonies bloom more than once?

Itoh peonies are prolific bloomers—they can grow vigorously to three feet tall and four feet wide—and will grow a second set of blooms. Once they’re established, they have an extended blooming period.

Which peony blooms the longest?

Intersectional peonies
Which type of peony blooms the longest? If you’re looking for an extended bloom season, Intersectional peonies can produce flowers for a period of 3 to 4 weeks, with as many as 30 to 50 blossoms per plant. The blooms of a tree peony, if protected from the hot afternoon sun, can last as long as 14 days.

Why are peony plants so expensive?

Why are peonies so expensive? More importantly, peonies have a very short growing season. The main peony growing season in the continental U.S. is in the spring-April through June. Now growers in Alaska are starting to grow peonies during the summer months , but the supply is limited.

How tall does an Itoh peony plant grow?

Itohs are prolific bloomers and get a second set of blooms. They also can grow vigorously to 3 feet (1 m.) tall and 4 feet (1 m.) wide. Itoh peonies are also resistant to peony blight. Plant Itoh peonies in full sun to part shade and in rich, well-drained soil.

How tall does a peony tree need to be?

The maximum height of the tree when mature is about 30 inches. The unabashed peonies like to flaunt their beauty out in the open sun. For them to show their best features in terms of foliage and flowering, they need a moist yet well-drained soil and plenty of sunlight.

When to cut back an Itoh peony plant?

Itoh Peony Types. Itohs can be deadheaded as needed throughout the spring and summer. In autumn, cut back Itoh peonies to about 4-6 inches up from the soil level. Like herbaceous peonies, Itoh peonies will come back in spring from the ground. In fall, you can also divide Itoh peonies just as you would divide herbaceous peonies.

How much does it cost to buy an Itoh Peoni?

These rare early Itoh peonies sold for anywhere between $500 and $1,000. Today, many nurseries grow Itoh peonies on a much larger scale, so they come in many varieties and are much more affordable. Some available varieties of Itoh peonies are: