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AnnualMay-NovAnnual Vinca
Glossy-leaved heat champion (botanically unrelated to true Vinca minor) that blooms through humidity that wilts everything else.
Z3-11
BulbJun-JulAsiatic Lily
Upward-facing blooms in a wide range of vivid colors. Easy to grow and brilliant in the summer border.
Z3-9
PerennialJun-AugAstilbe
Feathery plumes that light up shady, moist spots like nothing else can.
Z3-8
AnnualMay-AugBachelor's Button
True cornflower blue that almost no other flower can match. Cottage garden classic that self-sows reliably.
Z2-11
PerennialJun-AugBee Balm
Shaggy, crown-shaped flowers that hummingbirds fight over.
Z3-10
ShrubJul-SepBobo Hydrangea
Dwarf paniculata smothered in blooms. Perfect front-of-border plant that needs almost no care.
Z3-8
BulbJul-OctCafe au Lait Dahlia
Dinner plate blooms up to 10 inches across in a creamy blush-beige tone florists have built entire wedding industries around.
Z3-10
AnnualJun-OctCelosia
Flame-shaped or crested flowers in electric colors that dry beautifully. Heat lovers that thrive in summer.
Z2-11
PerennialJun-SepCheyenne Spirit Coneflower
A rainbow mix of coneflower colors from a single seed strain. Every plant is a surprise.
Z4-10
VineMay-SepClematis
The queen of flowering vines. Over 300 species, something for every spot.
Z3-10
AnnualJun-SepCleome
Spider-flower with whisker-like stamens and airy blooms. Tall, dramatic annual that self-sows freely.
Z2-11
PerennialJun-SepConeflower
Tough prairie native with long bloom season and medicinal history.
Z3-10
PerennialMay-JulCoral Bells
Grown mostly for dramatic foliage, but the tiny bell flowers are a bonus.
Z3-10
AnnualJun-OctCosmos
Airy, dancing flowers on thread-thin stems. Effortless cottage garden charm.
Z3-10
Ground CoverJun-JulCreeping Thyme
Fragrant, walkable ground cover. Bees love it, foot traffic can't kill it.
Z3-10
BulbJul-OctDahlia
Endless forms from dinner-plate to pompom. The obsession of flower farmers.
Z3-10
PerennialJun-AugDaylily
Virtually indestructible perennial with trumpet blooms in every warm hue.
Z3-10
PerennialJun-JulDelphinium
Towering spires of true blue. The tallest, most dramatic back-of-border plant.
Z3-8
PerennialMay-AugDianthus
Spicy clove-scented pinks with fringed petals in pink, red, white, or salmon, one of the best long-blooming edgers and front-of-border perennials for sun.
Z3-10
PerennialJun-AugDouble Punch Coral Daylily
Fully double coral blooms like a small peony on a daylily, lush and completely unexpected.
Z3-9
PerennialJul-AugDragon's Blood Sedum
Creeping mat of burgundy-tinged foliage with starry red flowers. Turns deep red in fall.
Z3-9
ShrubMay-OctDrift Rose
Groundcover rose that stays low and spreads wide. Tough, disease-resistant, and constantly in bloom.
Z4-11
ShrubJun-SepEndless Summer Hydrangea
Reblooms on old and new wood, so you get flowers even after a harsh winter. Color shifts with soil pH.
Z4-9
ShrubJul-OctFire Light Hydrangea
Upright cones open pure white and transform to deep pomegranate red as the season ages. Strong stems that never need staking.
Z3-8
AnnualJun-SepFlowering Tobacco
Tubular flowers that release sweet fragrance at dusk. A cottage garden classic that attracts moths and hummingbirds.
Z2-11
PerennialMay-JulFoxglove
Stately spires of spotted, bell-shaped flowers. Cottage garden royalty.
Z3-8
PerennialJul-SepGarden Phlox
Billowing clusters of fragrant summer color. A butterfly magnet.
Z3-8
ShrubMay-SepGertrude Jekyll Rose
Voted the world's favorite rose fragrance more than once. Bold rich pink rosettes on a vigorous shrub that can be trained as a short climber.
Z4-9
AnnualJun-OctGomphrena
Papery clover-shaped pom-poms on wiry stems. Drought-proof, deer-proof, and dries perfectly for winter arrangements.
Z3-10
VineJun-AugHagley Hybrid Clematis
Soft shell-pink flowers with a hint of mauve that fade beautifully in part shade and bloom reliably all summer.
Z4-9
PerennialJul-SepHardy Hibiscus
Dinner-plate blooms up to 12 inches across on a native perennial that dies to the ground and returns bigger each year.
Z4-9
PerennialJun-JulHens and Chicks
Tight rosettes that multiply by producing offsets. The mother plant flowers once, then dies, replaced by chicks.
Z3-8
PerennialJun-AugHollyhock
Towering spires of saucer-shaped blooms in vintage colors. The icon of every English cottage garden, biennial but generous with self-sown seedlings.
Z3-9
VineMay-AugHoneysuckle
Tubular, nectar-rich flowers with a fragrance that defines summer evenings.
Z3-10
AnnualMay-OctImpatiens
The shade annual champion. Flowers prolifically where nothing else will.
Z3-10
ShrubJun-SepInvincibelle Spirit II Hydrangea
The first pink Annabelle-type hydrangea, with strong stems holding hot-pink globe blooms upright through the season.
Z3-9
PerennialJul-SepJoe-Pye Weed
Towering native with mauve domes that butterflies swarm in late summer.
Z3-8
ShrubMay-OctLady of Shalott Rose
Coppery orange buds open to salmon-pink cups with golden undersides. Tough, disease-resistant, and one of the most generous repeat bloomers David Austin ever bred.
Z4-9
AnnualMay-JulLarkspur
Tall spires of spurred flowers in deep blue and purple. The annual cousin of delphinium, easier to grow from seed and just as dramatic.
Z2-11
PerennialJul-SepLiatris
Blazing star. Spikes that bloom unusually from top to bottom.
Z3-10
AnnualJun-OctLisianthus
Rose-like ruffled blooms with the vase life of a chrysanthemum. The flower farmer's secret weapon for high-end arrangements.
Z2-11
ShrubJul-SepLittle Lime Hydrangea
Compact Limelight. Same color show in a smaller package perfect for borders and containers.
Z3-8
ShrubJun-SepLittle Quick Fire Hydrangea
Compact form of Quick Fire that blooms early on a container-sized plant. Same flame-toned color shift in a much smaller footprint.
Z3-8
PerennialJun-SepMagnus Coneflower
The gold standard coneflower. Flat, non-drooping petals around a bold copper cone. Perennial Plant of the Year.
Z3-8
PerennialJun-AugMasterwort
Intricate pincushion flowers surrounded by papery bracts in soft pinks and whites. Beloved by florists and shade gardeners alike.
Z4-7
AnnualJun-OctMorning Glory
Fast-climbing vine with trumpets that open fresh every morning.
Z3-10
PerennialJun-AugMountain Bluebell
Sky-blue bell flowers on tall arching stems along mountain streams. The showy western cousin of Virginia Bluebell.
Z3-7
PerennialMay-JulNative Spiderwort
Three-petaled flowers in blue-purple open fresh each morning on a tough native that blooms for weeks and seeds freely.
Z4-9
AnnualMay-JulNigella
Sky-blue flowers wreathed in feathery green bracts give way to ornamental striped seed pods. Self-sows freely once you start.
Z2-11
PerennialJul-SepObedient Plant
Spikes of snapdragon-like flowers that can be pushed and stay where moved, earning a very literal common name.
Z3-9
ShrubMay-OctOlivia Rose Austin Rose
Soft pink rosettes with a sweet fruity fragrance. Widely considered one of the best David Austin roses ever, with exceptional disease resistance.
Z4-9
PerennialJun-AugOregano
Tiny flowers are a pollinator magnet when allowed to bloom. Let a patch go to flower for the bees.
Z4-9
BulbJul-AugOriental Lily
Huge, intensely fragrant blooms in deep pink and white that perfume the entire garden. The lily that defines summer.
Z3-9
PerennialApr-AugPacific Bleeding Heart
Western native that blooms much longer than its eastern cousin. Ferny foliage all season.
Z3-9
BulbJul-OctPenhill Watermelon Dahlia
Cactus-form dinner plate blooms in swirled peach, coral, and yellow with twisting petals. Each flower looks like a sunset in motion.
Z3-10
PerennialMay-JulPenstemon
Tubular flowers on upright stems. Native hummingbird magnet for dry gardens.
Z3-8
AnnualMay-NovPentas
Star-shaped flower clusters that hummingbirds and butterflies hit on every pass. Blooms nonstop in heat that stops impatiens cold.
Z3-11
AnnualMay-OctPetunia
Cascading color for containers and beds. Blooms nonstop until frost.
Z3-10
ShrubJul-SepPhantom Hydrangea
Huge cone blooms up to 15 inches long open white and age to dusty pink. One of the largest flowered paniculatas you can grow.
Z3-8
ShrubJul-SepPinky Winky Hydrangea
Two-tone blooms with white tips and pink bases. Strong stems hold heavy flower heads upright.
Z3-8
AnnualMay-OctPortulaca
Succulent-leaved sun lover with silky rose-like blooms that thrives where pavement, rock, or sand defeats everything else.
Z3-10
PerennialJun-SepPowwow Wild Berry Coneflower
Deep rose-purple petals and a bronzy cone on a compact reblooming plant that won't sprawl.
Z3-9
ShrubJun-SepQuick Fire Hydrangea
Blooms a full month before other paniculatas. White cones age to deep rosy pink by fall.
Z3-8
PerennialMay-OctRose
The queen of the garden. Modern varieties are surprisingly low-maintenance.
Z3-10
PerennialMay-OctRosy Returns Daylily
Soft rose-pink blooms with a cream throat that keep coming from late spring to frost, absolutely tireless.
Z3-9
PerennialJul-AugSacred Lotus
Massive blooms rise above umbrella leaves in shallow water. Seedpods are as ornamental as the flowers.
Z4-10
PerennialMay-SepSalvia
Vertical flower spikes that hummingbirds and bees cannot resist.
Z3-10
AnnualJun-OctScabiosa
Pincushion blooms on long wiry stems dance over fine foliage. Pollinator magnet that keeps producing if you keep cutting.
Z3-11
PerennialJun-AugScarlet Gilia
Tubular red trumpets on a wiry biennial that hummingbirds adore across the Mountain West. Blooms its second year, then self-sows.
Z3-8
PerennialJun-JulSiloam Doodlebug Daylily
Tiny pastel pink blooms on a miniature plant, perfect for container gardens and tight spaces.
Z3-9
TreeJun-JulSmoke Tree
Airy pink flower plumes create a smoke-like haze around the canopy. 'Royal Purple' has burgundy foliage.
Z4-8
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
ShrubMay-JulSpirea
Flat-topped flower clusters on tidy mounds. The easiest flowering shrub.
Z3-10
AnnualJun-SepStatice
Stiff papery flower clusters that dry to keep their color for years. A cut-flower farmer staple for wreaths and dried bouquets.
Z2-11
ShrubJul-OctStrawberry Sundae Hydrangea
Compact paniculata cones open creamy white, blush pink in summer, then deepen to strawberry red as fall arrives.
Z4-8
AnnualJun-OctStrawflower
Papery petals that already look like dried flowers when fresh. The original everlasting, hanging on long after every other bloom fades.
Z2-11
ShrubJul-AugSummersweet Clethra
Spikes of intensely sweet-scented white flowers in midsummer, one of the best fragrant natives for shady spots.
Z3-9
PerennialJun-AugSwamp Milkweed
Soft mauve-pink clusters that monarch butterflies seek out for egg-laying. Thrives where it's consistently wet.
Z3-7
ShrubJun-JulSwamp Rose
Clear pink single blooms on a native rose that thrives in wet spots, ditch edges, and rain gardens where other roses would drown.
Z3-9
AnnualApr-OctSweet Alyssum
Honey-scented carpet of tiny flowers. The best living edging plant.
Z3-10
BulbJul-OctSweet Nathalie Dahlia
Soft peachy-pink ball dahlia with perfect rounded form. A cut-flower farmer favorite for the way it holds up in arrangements for days.
Z3-10
PerennialMay-JulSweet William
Dense flat clusters in zoned bicolors with a sweet clove fragrance. Old-fashioned cottage charm that returns reliably.
Z3-9
PerennialJun-SepTickseed
Cheerful native daisy that blooms for months with almost no care.
Z3-10
PerennialMay-JulTwinspike Coral Bells
Warm amber-caramel foliage that glows in the shade garden all season. The flowers are just a bonus.
Z4-9
ShrubJul-OctVanilla Strawberry Hydrangea
Cone blooms open creamy white, age to soft pink, then deepen to strawberry red while new white cones keep emerging above them.
Z3-8
PerennialJul-SepVintage Wine Coneflower
Wine-purple petals that age to rose on a robust, well-branched plant. One of the most floriferous echinacea you can grow.
Z3-9
PerennialJul-AugVisions in Pink Astilbe
Compact and more drought-tolerant than most astilbes. Dense, rosy-pink plumes.
Z3-8
PerennialJun-SepWater Lily
Floating jewels that transform any pond. Pads provide shade for fish while flowers dazzle above.
Z4-10
VineMay-OctWilliam Baffin Rose
Bulletproof Canadian Explorer climber that survives zone 3 winters without protection. Strawberry-pink semi-double blooms in massive clusters.
Z3-9
PerennialJun-SepYarrow
Flat-topped clusters on ferny foliage. Thrives on neglect in poor soil.
Z3-10
AnnualJun-OctZinnia
Easy-grow annual with electric colors. Cut-and-come-again champion.
Z3-10