Perennials that rebloom keep your garden colorful all season long—no constant replanting required.
Each of these reliable performers sends up fresh flowers, often in distinct flushes, from spring right through to first frost.
Let’s explore 19 standout varieties that will have your beds humming with blooms again and again.
1. Geranium ‘Rozanne’
‘Rozanne’ is the rockstar of hardy geraniums, flowering nonstop from late spring until frost.
Its violet-blue blooms cascade over the edge of borders, softening hard edges with effortless charm.
Even if a cold snap nips its petals, it quickly bounces back with another flush.
- Bloom times: Late spring to frost (continuous flushes)
- Hardiness zones: 4–8
- Light preference: Full sun to partial shade
- Good companions: Nepeta, Salvia, Coreopsis
2. Nepeta ‘Walker’s Low’
Catmint ‘Walker’s Low’ blankets the garden in aromatic gray-green foliage and lavender-blue flowers from late spring through autumn.
Rabbits tend to leave it alone, but butterflies and bees adore it—and it rewards regular deadheading with fresh blooms. Its low, mounding habit makes it perfect as a soft, pollinator-friendly edging plant.
- Bloom times: Late spring to autumn (reblooms)
- Hardiness zones: 3–8
- Light preference: Full sun
- Good companions: Roses, Lavender, Geranium
3. Salvia nemorosa ‘May Night’
Compact spikes of deep violet-blue blossoms emerge in late spring, and with a quick trim of spent flowers, you’ll enjoy a second wave in midsummer.
Hummingbirds can’t resist its nectar, while deer give it a wide berth. It’s a no-fuss superstar for sunny borders—just deadhead and let it shine again.
- Bloom times: Late spring & midsummer to early fall
- Hardiness zones: 4–8
- Light preference: Full sun
- Good companions: Coreopsis, Dianthus, Echinacea
4. Agastache ‘Blue Fortune’
Also known as giant hyssop, ‘Blue Fortune’ towers above the garden on fragrant spikes of lavender-blue flowers.
It kicks off in early summer and, with occasional tidy-ups, continues sending up blooms until frost. Butterflies flock to it by day, and hummingbirds sip at its nectar-rich blooms.
- Bloom times: Early summer to first frost
- Hardiness zones: 5–9
- Light preference: Full sun
- Good companions: Rudbeckia, Sedum, Nepeta
5. Coreopsis verticillata ‘Moonbeam’
Soft, buttery-yellow daisies open en masse in early summer, then reappear in waves until autumn if you deadhead regularly.
Its feathery foliage forms a neat, spreading mound that brightens any sunny spot. This yellow wonder mixes beautifully in a butterfly paradise.
- Bloom times: Early summer to fall
- Hardiness zones: 4–9
- Light preference: Full sun
- Good companions: Gaillardia, Salvia, Lavatera
6. Gaillardia × grandiflora ‘Arizona Sun’
With fiery red-and-yellow blossoms, this blanket flower ignites the garden from early summer to frost. Each spent head summons a fresh flush of blooms, ensuring color-packed borders.
It thrives in heat and drought, making it a low-maintenance showstopper.
- Bloom times: Early summer to frost (periodic flushes)
- Hardiness zones: 3–10
- Light preference: Full sun
- Good companions: Coreopsis, Sedum, Echinacea
7. Rudbeckia hirta ‘Indian Summer’
Classic black-eyed Susans burst into golden bloom in midsummer, then pause briefly before dazzling again in late summer and early fall.
Its sturdy stems and cheerful faces light up borders and meadows alike. Deadhead to encourage the second wave and prolong the party.
- Bloom times: Midsummer & late summer–fall
- Hardiness zones: 3–9
- Light preference: Full sun
- Good companions: Salvia, Gaillardia, Aster
8. Heuchera ‘Palace Purple’
Known for its dramatic purple foliage, this coral bell also sends up frothy sprays of tiny pinkish bells in late spring—and again in late summer.
It’s an entertainer in shaded borders, where its leaves glow like embers. Pair it with ferns or check out our permaculture vs horticulture breakdown for sustainable shade-garden ideas.
- Bloom times: Late spring & late summer
- Hardiness zones: 4–9
- Light preference: Partial shade
- Good companions: Hostas, Astilbe, Ferns
9. Dianthus ‘Firewitch’
‘Firewitch’ fires off fragrant, rose-pink blossoms in late spring, then sends up smaller but just-as-sweet blooms through summer.
Its spicy, clove-scented petals smell heavenly and shrug off deer. A perfect rock garden or edging plant, it perks up quickly after you pinch back spent flowers.
- Bloom times: Late spring to summer (reblooms)
- Hardiness zones: 3–8
- Light preference: Full sun
- Good companions: Lavender, Sedum, Artemisia
10. Penstemon ‘Hidcote Pink’
Clusters of soft-pink, tubular flowers appear in late spring, then again in late summer if you cut the stems back.
Hummingbirds adore its shape, zooming in for the nectar buffet. It’s at home in cottage borders or a sun-drenched bed with companion planting pairs like salvia and coreopsis.
- Bloom times: Late spring & late summer
- Hardiness zones: 4–9
- Light preference: Full sun to light shade
- Good companions: Salvia, Coreopsis, Agastache
11. Echinacea purpurea ‘PowWow Wild Berry’
These deep-pink coneflowers kick off in early summer and, with spent blooms pinched off, continue through fall. Birds love the seed heads, so leave some for winter interest and wildlife.
Their sturdy stalks and cheerful faces are perfect in wildlife-friendly or pollinator-friendly gardens.
- Bloom times: Early summer to fall (reblooms)
- Hardiness zones: 3–9
- Light preference: Full sun
- Good companions: Rudbeckia, Sedum, Phlox
12. Phlox paniculata ‘David’
Tall clusters of fragrant pink-lilac flowers open in midsummer, then with a tactical pinching back, surprise you with a second show in early fall.
Butterflies flock to its scent, dancing among the blooms. Give it good air circulation and enjoy the drama in a classic perennial border.
- Bloom times: Midsummer & early fall
- Hardiness zones: 4–8
- Light preference: Full sun to partial shade
- Good companions: Monarda, Echinacea, Lupine
13. Oenothera speciosa (Evening Primrose)
Delicate pink flowers open each evening, giving your garden nightly romance from late spring through early autumn.
Their sweet scent drifts on warm breezes, enchanting nighttime pollinators. By day, the foliage forms a soft groundcover—perfect for filling gaps.
- Bloom times: Late spring to early autumn
- Hardiness zones: 5–9
- Light preference: Full sun to partial shade
- Good companions: Gaura, Salvia, Coreopsis
14. Gaura lindheimeri ‘Whirling Butterflies’
Tiny white-pink blooms on wiry stems flutter like butterflies from early summer until frost. Its airy form adds a whimsical note to beds and containers.
It tolerates poor soil and drought, so give it a sunny spot and watch it dance.
- Bloom times: Early summer to frost
- Hardiness zones: 5–9
- Light preference: Full sun
- Good companions: Lavender, Euphorbia, Nepeta
15. Sedum spurium ‘Dragon’s Blood’
Deep red foliage forms a low mat, then in late spring it produces clusters of pink flowers—and again in late summer when you trim the spent heads.
It’s a great rock garden addition or edge plant for hot, sunny spots. Butterflies love the blooms, and its succulent leaves resist drought.
- Bloom times: Late spring & late summer
- Hardiness zones: 3–9
- Light preference: Full sun to light shade
- Good companions: Sempervivum, Dianthus, Thyme
16. Verbena bonariensis
Tall, wiry stems topped with clusters of tiny purple flowers start in early summer and flush repeatedly until frost. Its height and airy form make it ideal for adding drama behind lower perennials.
For more nectar-rich ideas, see our guide to hummingbird-friendly plants.
- Bloom times: Early summer to frost (flushes)
- Hardiness zones: 7–11 (annual elsewhere)
- Light preference: Full sun
- Good companions: Gaillardia, Salvia, Coreopsis
17. Lantana montevidensis
Trailing lavender-pink clusters bloom from late spring well into fall in warm climates, perfect spilling from walls or containers.
Butterflies flock in, yet deer and rabbits usually steer clear. Its trailing habit softens hard surfaces and adds a long season of interest.
- Bloom times: Late spring to fall
- Hardiness zones: 8–11
- Light preference: Full sun
- Good companions: Verbena, Salvia, Euphorbia
18. Alstroemeria ‘Inca Ice’
Often called Peruvian Lily, ‘Inca Ice’ shows off ivory-and-pink blooms in late spring, then surprises with intermittent reblooms through summer.
Its glossy foliage stays tidy, and cut stems make long-lasting arrangements. Share the love by planting it in partially shaded borders.
- Bloom times: Late spring & midsummer
- Hardiness zones: 6–10
- Light preference: Partial shade
- Good companions: Astilbe, Heuchera, Ferns
19. Veronica spicata ‘Royal Candles’
Upright spikes of royal-blue flowers open in early summer; after a summer sleep, a second flush dazzles in late summer.
Bees and butterflies sip at its nectar, and it adds vertical interest to any border. Cut it back after the first bloom and reward yourself with encore blossoms.
- Bloom times: Early summer & late summer
- Hardiness zones: 4–8
- Light preference: Full sun to partial shade
- Good companions: Salvia, Echinacea, Coreopsis