I don't think you will ever see P. tenuifolia bloom in Florida. This peony even more than others requires extended cold and winter freeze for the buds to break in spring.
Otherwise these are offered by The Peony Garden of Center Point Iowa. There are other peony nurseries that offer this also.
peonyman
Related Professionals
Erie Landscape Architects & Landscape Designers · Willowick Landscape Architects & Landscape Designers · Hickory Hills Landscape Contractors · Long Beach Landscape Contractors · Suitland Landscape Contractors · Webster Groves Landscape Contractors · Shafter Landscape Contractors · Norwich Solar Energy Systems · Whitney Solar Energy Systems · Coatesville General Contractors · Conway General Contractors · Dover General Contractors · Irving General Contractors · Markham General Contractors · Rolling Hills Estates General Contractors