Which Peony Blooms the Longest?

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.

Do any peonies bloom all summer?

Do Peonies Bloom All Summer Long? Unfortunately, no, peonies don't bloom all summer long. Intersectional varieties bloom after the herbaceous varieties and the bloom time can extend for up to three weeks since their buds don't all open at the same time.

What is the difference between Itoh and herbaceous peonies?

The main differences between the two are the sturdiness of the stems, bloom colors and bloom times. Herbaceous peonies bloom earlier in the season whereas the Itoh hybrids bloom a bit later in spring and tend to have a longer bloom time.