Each individual bloom lasts around 7-10 days, and each plant will give multiple blooms! The simple secret to extending Peony blooming in your garden is to plant varieties that flower at different times within the roughly 6-week period of proficient blooming.

How do you get peonies to bloom all summer?

A Trick for Extending the Bloom Season

One way to extend the time you have blooms is to cut your peonies in the bud stage and refrigerate them, then take them out whenever you want a bouquet! That won't help the bloom time in your garden, of course, but you can continue to enjoy their beauty and fragrance for weeks.

Will peonies rebloom if deadheaded?

Herbaceous peonies have new growth coming from the crown of roots each season. They will not grow back a second round of blooms once they have been cut. ... The other type of pruning or “deadheading” involves cutting off flowers after they bloom, which also won't stimulate regrowth of a second round of blooms.