How Fast Do Tree Peonies Grow

They grow slowly and take 10+ years to reach full size. Taller varieties tend to grow a bit faster than dwarf varieties. Three to four inches of growth each year is common. As a general rule, plant tree peonies 5′ apart and give them plenty of time to mature.

How quickly does a tree peony grow?

It usually takes two to three years before the stem will produce sufficient independent root system to be separated from the parent plant. Most tree peonies are commercially propagated by grafting, but this is not a technique commonly used by home gardeners as it takes quite a bit of practice to get good success rates.

How much do peonies grow in a year?

Peonies are long-lived plants that can thrive for a century or more. When mature, they can stand 3 feet tall and produce as many as 50 flowers each year.