Below are some of the common blue/purple flowers that can be found in the prairie in the Abbey Arboretum. For an extensive list of blue/purple flowers that may be found in the Abbey Arboretum, see the prairie plant lists on the Prairie Plant page.
Alfalfa (Medicago sativa)
Blue Giant Hyssop (Agastache foeniculum)
Blue Vervain (Verbena hastata)
Bottle Gentian (Gentiana andrewsii)
European Harebell (Campanula rapunculoides)
Fragrant False Indigo (Amorpha nana)
Ground Plum (Astragalus crassicarpus var. crassicarpus)
Harebell (Campanula rotundifolia)
Heal-All (Prunella vulgaris)
Hoary Vervain (Verbena stricta)
Large-Flowered Beard Tongue (Penstemon grandiflorus)
Leadplant (Amorpha canescens)
Narrow-Leaved Purple Coneflower (Echinacea angustifolia)
Pale Purple Coneflower (Echinacea pallida)
New England Aster (Symphyotrichum novae-anglie)
Pasqueflower (Anemone patens var. purpurea)
Clustered Bellflower (Campanula glomerata)
Purple Prairie Clover (Dalea purpurea var. purpurea)
Silky Aster (Symphyotrichum sericeum)
Slender Beard Tongue (Penstemon gracilis)
Smooth Blue Aster (Symphyotrichum laeve)
Wild Lupine (Lupinus perennis)