Plants that bloom in June in Zone 3 with white flowers

American Elderberry

Large flat clusters of creamy flowers in early summer give way to dark berries for jams and wildlife.

Annabelle Hydrangea

Enormous snowball blooms on a native species. Blooms on new wood, so prune hard in spring.

Asiatic Lily

Upward-facing blooms in a wide range of vivid colors. Easy to grow and brilliant in the summer border.

Astilbe

Feathery plumes that light up shady, moist spots like nothing else can.

Bleeding Heart

Arching sprays of heart-shaped flowers for shady woodland gardens.

Bowl of Beauty Peony

Hot pink outer petals cup a creamy center of narrow petaloids. Dramatic and unmistakable.

Bridal Veil Astilbe

Graceful cascading white plumes on dark stems. Luminous in a shady corner.

Camassia

Tall spikes of starry flowers rise above strappy foliage in late spring.

Campanula

Open, nodding bells in clear blue on tall graceful stems. Self-sows into refined cottage garden drifts.

Chamomile

Tiny daisy flowers with apple-scented foliage. Brew into tea or let it naturalize between pavers.

Clematis

The queen of flowering vines. Over 300 species, something for every spot.

Cleome

Spider-flower with whisker-like stamens and airy blooms. Tall, dramatic annual that self-sows freely.

Columbine

Delicate, spurred flowers that dance on wiry stems. Hummingbird favorite.

Coneflower

Tough prairie native with long bloom season and medicinal history.

Coral Bells

Grown mostly for dramatic foliage, but the tiny bell flowers are a bonus.

Cosmos

Airy, dancing flowers on thread-thin stems. Effortless cottage garden charm.

Creeping Thyme

Fragrant, walkable ground cover. Bees love it, foot traffic can't kill it.

Delphinium

Towering spires of true blue. The tallest, most dramatic back-of-border plant.

Dianthus

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.

Festiva Maxima Peony

Pure white double blooms flecked with crimson at the center. Beloved since 1851 and still unmatched.

Flowering Tobacco

Tubular flowers that release sweet fragrance at dusk. A cottage garden classic that attracts moths and hummingbirds.

Foxglove

Stately spires of spotted, bell-shaped flowers. Cottage garden royalty.

Goatsbeard

Giant creamy plumes like an astilbe on steroids. Native woodland giant that anchors a shade border.

Honeysuckle

Tubular, nectar-rich flowers with a fragrance that defines summer evenings.

Husker Red Penstemon

Dramatic burgundy-red foliage all season with white tubular flowers in late spring. The most striking native penstemon for gardens.

Immortality Iris

Reliable rebloomer with pure white ruffled falls. Blooms spring, then again in fall.

Impatiens

The shade annual champion. Flowers prolifically where nothing else will.

Incrediball Hydrangea

Annabelle's bigger sibling with stronger stems that don't flop. Blooms the size of basketballs.

Iris

Elegant sword-leaved perennials with intricate, ruffled blooms.

Lupine

Dramatic spikes in every color. Short-lived but self-seeds generously.

Morning Glory

Fast-climbing vine with trumpets that open fresh every morning.

Mountain Laurel

Exquisite geometric buds open to cupped flowers. A native evergreen gem.

Ninebark

Peeling bark, burgundy foliage, and white puffs. A native multitasker.

Penstemon

Tubular flowers on upright stems. Native hummingbird magnet for dry gardens.

Peony

Lush, ruffled blooms with intoxicating fragrance. Lives for decades.

Petunia

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

Quick Fire Hydrangea

Blooms a full month before other paniculatas. White cones age to deep rosy pink by fall.

Red Twig Dogwood

Flat clusters of white flowers and berries give way to vivid red stems that shine in winter.

Rhododendron

Big, bold trusses of bloom over glossy evergreen foliage.

Rocky Mountain Columbine

Large blue-and-white spurred flowers bloom in late spring above lacy foliage.

Rose

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

Salvia

Vertical flower spikes that hummingbirds and bees cannot resist.

Shasta Daisy

Classic white-and-gold daisies that look fresh from a meadow painting.

Snapdragon

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

Solomon's Seal

Arching stems hung with dangling white bells. Pairs of leaves create graceful, layered architecture.

Speedwell

Tidy spikes of blue that add vertical punch to the front of the border.

Spirea

Flat-topped flower clusters on tidy mounds. The easiest flowering shrub.

Sweet Alyssum

Honey-scented carpet of tiny flowers. The best living edging plant.

Sweet Pea

Ruffled, intensely fragrant climbing flowers in every pastel shade. Cool-season annual that hates heat.

Viburnum

Fragrant snowball clusters in spring, then berries for birds in fall.

Vinca

Evergreen mat with periwinkle-blue flowers. Tough shade ground cover.

Weigela

Tubular blooms smother arching branches in late spring. Hummingbird haven.

White Prairie Clover

Cylindrical white flower spikes with orange anthers on a delicate, drought-proof prairie native that feeds bees all summer.

White Swan Coneflower

Pure white drooping petals around a bronze-orange cone. Elegant and underused.

Wild Blue Phlox

Loose clusters of sky-blue flowers float above woodland floors in spring on a fragrant, mat-forming native.

Winterberry

Inconspicuous blooms, but covered in brilliant red berries all winter long.

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.