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Ground CoverApr-MayAjuga
Bronze-purple foliage with blue spikes. Fills bare shade in one season.
Z3-10
ShrubMay-SepBloomerang Lilac
Blooms in spring, then reblooms summer through frost. Compact habit with classic lilac fragrance.
Z3-7
PerennialMay-JunBlue False Indigo
Lupine-like spikes on a native that lives forever. Gets better with age.
Z3-10
PerennialMay-AugCaradonna Salvia
Dark purple stems set this apart from every other salvia. Vertical, architectural, electric.
Z3-9
PerennialMay-SepCat's Meow Catmint
Tidy, dome-shaped habit that never flops open. Stays compact without shearing.
Z3-9
PerennialMay-SepCatmint
Billowy lavender-blue haze that blooms all season if you shear it back.
Z3-10
PerennialMay-JunChives
Cheerful purple pom-pom flowers on a kitchen staple. Edible blooms make any salad Instagram-worthy.
Z3-9
VineMay-SepClematis
The queen of flowering vines. Over 300 species, something for every spot.
Z3-10
PerennialApr-JunColumbine
Delicate, spurred flowers that dance on wiry stems. Hummingbird favorite.
Z3-8
Ground CoverApr-MayCreeping Phlox
An evergreen sun-loving groundcover that smothers walls, slopes, and rock gardens in dense pink, purple, blue, lavender, or white sheets every April and May.
Z3-10
PerennialMay-JulFoxglove
Stately spires of spotted, bell-shaped flowers. Cottage garden royalty.
Z3-8
BulbApr-MayFritillaria
Checkered, nodding bells with an otherworldly pattern. A collector's favorite.
Z3-8
BulbMar-MayGrape Hyacinth
Tiny grape-like clusters that spread into rivers of blue over time.
Z3-8
AnnualMay-OctImpatiens
The shade annual champion. Flowers prolifically where nothing else will.
Z3-10
PerennialMay-JunIris
Elegant sword-leaved perennials with intricate, ruffled blooms.
Z3-10
ShrubApr-MayLilac
Intensely fragrant clusters that define spring in northern gardens.
Z3-8
PerennialMay-JunLupine
Dramatic spikes in every color. Short-lived but self-seeds generously.
Z3-8
PerennialMay-AugMay Night Salvia
Perennial Plant of the Year. Dense indigo-violet spikes that rebloom if deadheaded.
Z3-9
PerennialMay-JulPenstemon
Tubular flowers on upright stems. Native hummingbird magnet for dry gardens.
Z3-8
AnnualMay-OctPetunia
Cascading color for containers and beds. Blooms nonstop until frost.
Z3-10
BulbApr-MayQueen of Night Tulip
The darkest tulip. Satiny, near-black maroon blooms that look almost unreal in late spring.
Z3-8
ShrubMay-JunRhododendron
Big, bold trusses of bloom over glossy evergreen foliage.
Z3-8
PerennialMay-JulRocky Mountain Penstemon
Spikes of deep blue tubular flowers rise above glossy evergreen foliage in early summer.
Z3-8
PerennialMay-SepSalvia
Vertical flower spikes that hummingbirds and bees cannot resist.
Z3-10
ShrubMay-MaySensation Lilac
Unique bicolor blooms with purple petals edged in white. A head-turner in any spring garden.
Z3-7
AnnualApr-SepSnapdragon
Vertical flower spikes with squeeze-open blooms. Kids love them.
Z3-10
PerennialMay-AugSpeedwell
Tidy spikes of blue that add vertical punch to the front of the border.
Z3-8
AnnualApr-OctSweet Alyssum
Honey-scented carpet of tiny flowers. The best living edging plant.
Z3-10
AnnualApr-JunSweet Pea
Ruffled, intensely fragrant climbing flowers in every pastel shade. Cool-season annual that hates heat.
Z2-11
BulbMar-MayTulip
The classic spring icon in almost every color imaginable.
Z3-8
Ground CoverApr-JunVinca
Evergreen mat with periwinkle-blue flowers. Tough shade ground cover.
Z3-10
PerennialApr-JunWild Geranium
Soft pink blooms over deeply-cut foliage. A woodland edge staple.
Z3-8