Blue
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Type
Genus
Common Name
Light Requirement
Bloom Time
Height
Uses
Resistance
Aster oolentagiensis – Sky Blue Aster
A top favorite of gardeners and critters.
Clematis – Stand By Me Bush Clematis
2023 Perennial of the Year.
Eryngium Big Blue Sea Holly
Blue flowers unlike any other.
Stokesia Peachie’s Pick Cornflower Aster
A top choice with enormous, periwinkle-blue cornflowers. Sun perennial.
Amsonia tabermontana – Blue Star
Award winning native with starry blue flowers.
Aquilegia – Kirigami Deep Blue And White Columbine
Large showy flowers for shade. Perennial.
Aster cordifolius – Blue Wood Aster
Shade loving Missouri native with clouds of rich blue flowers.
Aster laevis – Smooth Aster
Billowing panicles of soft blue flowers in autumn.
Aster oblongifolium – Aromatic Aster
Important Missouri native pollinator plant.
Baptisia – Blue Bubbly False Indigo
Large 16" flower stalks in hues of baby blue to lavender. Long-lived sun perennial.
Baptisia australis – Blue Indigo
A Missouri native adored for its indigo blossoms.
Buddleia – Pugster Blue Butterfly Bush
Plump full-sized flowers on dwarf shrubs.
Caryopteris – Beyond Midnight Bluebeard
Caryopteris – Dark Knight Bluebeard
Showy blue flowers are pollinator magnets.
Caryopteris – Pavillion Blue Bluebeard Shrub
Lilac blue flowers late summer into fall.
Caryopteris – Sunshine Blue II Bluebeard Shrub
Sapphire flowers on golden foliage.
Ceratostigma plumbaginoides, Hardy Plumbago
Award-winning blue flowers bloom for months.
Delphinium exaltatum – Larkspur
Missouri native perennial Larkspur.
Hydrangea macrophylla Blue Jangles, Bigleaf Hydrangea
Stunning blue flowers.
Iris Ming Treasure Ampliflora Iris
Some say the most extraordinary Iris discovery in years! Magnificent foliage and flowers.
Iris virginica shrevei – Southern Blue Flag
Missouri native Iris for wet spots.
Kalimeris – Blue Star
Sky blue blossoms appear for months. Highly recommended. Sun to part sun perennial.