Plants that bloom in September in Zone 8 with yellow flowers

American Gold Rush Black-Eyed Susan

Narrow, fuzzy foliage resists the leaf spot that plagues Goldsturm. A worthy upgrade.

Black-Eyed Susan

Golden prairie workhorse that lights up late summer meadows.

Blanket Flower

Fiery bicolor pinwheels that bloom nonstop in the worst heat and soil.

Calendula

Bright daisy-like blooms in pumpkin orange and gold. Edible petals brighten salads and the plant keeps blooming through cool weather.

California Poppy

Golden cups that carpet hillsides across the state. Closes at night and on cloudy days.

Cassia

Showers of bright golden flowers cover the shrub in fall when little else is blooming. Sulphur cassia, a butterfly host plant that lights up the autumn.

Celosia

Flame-shaped or crested flowers in electric colors that dry beautifully. Heat lovers that thrive in summer.

Cheyenne Spirit Coneflower

A rainbow mix of coneflower colors from a single seed strain. Every plant is a surprise.

Chrysanthemum

The fall icon. Mounds of color when everything else is fading.

Compass Plant

Tall stems with large yellow daisies tower over deeply cut basal leaves that align north-south.

Coneflower

Tough prairie native with long bloom season and medicinal history.

Dahlia

Endless forms from dinner-plate to pompom. The obsession of flower farmers.

Desert Marigold

Cheerful desert wildflower that blooms almost year-round in warm climates. Thrives on neglect.

False Sunflower

Cheerful golden-yellow daisies that bloom for months on a tough native perennial. The sunniest, most reliable workhorse in the border.

Giant Coneflower

Towering stems with dramatically elongated cones rise above huge blue-green paddle leaves. An architectural native that commands attention.

Goldenrod

Wrongly blamed for allergies. A vital late-season pollinator magnet.

Goldsturm Black-Eyed Susan

The gold standard rudbeckia. Uniform, floriferous, and utterly reliable in any soil.

Graham Thomas Rose

Rich golden-yellow cups with an intense tea rose fragrance. David Austin's most famous creation.

Happy Returns Daylily

Lemon-yellow rebloomer with light fragrance. A bit taller than Stella with softer color.

Helenium

Warm-toned daisy-like flowers with raised centers bloom as summer turns to fall. Loves moist soil.

Ice Plant

Neon-bright daisy flowers that shimmer in the sun over succulent foliage. Thrives in hot, dry rock gardens.

Indian Grass

Golden-orange fall color and shimmering flower spikes make this tall prairie native one of autumn's best performers.

Julia Child Rose

Butter-yellow ruffled blooms with a sweet licorice-candy fragrance. The chef's own pick for her garden and one of the best yellow floribundas ever bred.

Lantana

Multi-colored flower clusters that bloom relentlessly in brutal heat.

Marigold

Bulletproof color all season long. The workhorse of warm-toned borders.

Mexican Hat

Distinctive sombrero-like flowers sway on wiry stems in summer prairies.

Peace Rose

Massive cream-yellow blooms with rose-pink edges. The most famous rose of the 20th century, released the day Berlin fell in 1945.

Penhill Watermelon Dahlia

Cactus-form dinner plate blooms in swirled peach, coral, and yellow with twisting petals. Each flower looks like a sunset in motion.

Petunia

Cascading color for containers and beds. Blooms nonstop until frost.

Portulaca

Succulent-leaved sun lover with silky rose-like blooms that thrives where pavement, rock, or sand defeats everything else.

Prairie Dock

Huge basal leaves and tall stalks topped with yellow daisies give strong prairie structure.

Rainbow Knock Out Rose

Coral-pink single blooms with a yellow eye on the same indestructible Knock Out frame. Self-cleaning and disease-resistant like the original.

Roald Dahl Rose

Peach-apricot cups in soft warm tones with a tea rose fragrance. Tireless rebloomer with excellent disease resistance.

Rose

The queen of the garden. Modern varieties are surprisingly low-maintenance.

Sedum

Succulent leaves, tough as nails. Ages to deep crimson in autumn.

Showy Goldenrod

Upright spikes of bright yellow flowers feed late-season pollinators on dry prairies.

Snapdragon

Vertical flower spikes with squeeze-open blooms. Kids love them.

Statice

Stiff papery flower clusters that dry to keep their color for years. A cut-flower farmer staple for wreaths and dried bouquets.

Stella de Oro Daylily

The most planted perennial in America. Compact, reblooming, and basically indestructible.

Strawflower

Papery petals that already look like dried flowers when fresh. The original everlasting, hanging on long after every other bloom fades.

Sunflower

Pure joy on a stalk. Birds love the seeds, kids love the spectacle.

Sunny Knock Out Rose

Bright lemon-yellow single blooms that fade to creamy white. The only Knock Out with real fragrance, and just as bulletproof as the rest.

Sunsprite Rose

Brilliant deep yellow floribunda blooms that hold their color even in hot sun. Sweet fragrance and outstanding disease resistance.

Sweet Olive

Small clustered flowers perfume the garden with an apricot-like scent over a long season.

Thread-Leaf Coreopsis

Thread-fine foliage and masses of tiny yellow stars bloom for months with zero effort. A perennial you can actually neglect.

Tickseed

Cheerful native daisy that blooms for months with almost no care.

Trumpet Vine

Aggressive native vine with fiery trumpets. Hummingbird highway.

Water Lily

Floating jewels that transform any pond. Pads provide shade for fish while flowers dazzle above.

Yarrow

Flat-topped clusters on ferny foliage. Thrives on neglect in poor soil.

Zinnia

Easy-grow annual with electric colors. Cut-and-come-again champion.