Oregon grower offers several hundred varieties from an alphabetically arranged photo catalog.

Oregon nursery specializing in tree peonies. Photo catalog of home-grown and imported varieties.

Specializes in Chinese tree peonies, also offering herbaceous varieties. Located in Connecticut.

Importers of Japanese and Chinese cultivars of peony trees.

China based grower of peony trees and paeonia rockii.

Breeder and propagator of approximately 600 varieties of peonies. Online catalog with photos and descriptions. Located in Missouri.

Features field grown herbaceous peonies, including a variety of classic and older cultivars.

Retail and wholesale nursery in Minnesota, offering several dozen varieties and a few publications.

Selling trees and herbaceous peonies from the US, Europe, Japan, and China.

Offers a selection of Chinese tree peonies.

Lithuanian breeders and growers of herbaceous and tree peonies. Sells hybrid peonies, including their own crosses, worldwide.

Canadian nursery cultivating and breeding winter hardy peonies, including intersectional hybrids, herbaceous hybrids, and species.

Michigan nursery offering about 200 varieties of herbaceous and tree peonies, as well as a small selection of irises.

Minnesota grower offering sales of bare root peonies, shipped in September.

Information on the history, growing, and purchase of Fernleaf Peonies.

New Zealand grower of herbaceous and tree peonies, offering about a hundred hybrids.