Bloom calendar

Plants for Zone 4 That Bloom in August

453 plants in the BloomsEye library that are hardy in USDA hardiness zone 4 and typically flower in August, such as Bee Balm, Garden Phlox and Blazing Star. Each entry lists its bloom times, hardiness zones, and sun needs.

Showing 361 to 420 of 453 plants

How this list is made

Derived from each plant's bloom months and USDA hardiness zones, as stored in the BloomsEye library, which was written with AI assistance. Of these 453 plants, 388 have been checked against outside sources (23 fully verified); the rest have not been checked yet, and each plant's own page says which. The cards are AI-generated illustrations. Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.

Clethra alnifolia 'Ruby Spice'

Part shadeZones 3–96 ftHigh

Hemerocallis 'Ruby Stella'

Full sunZones 3–91.5 ftModerate

Listed as toxic to dogs and cats

Full sunZones 4–94 ftLow

Sarah Elizabeth

Clematis 'Evipo098'

Part shadeZones 4–94.5 ftModerate

Listed as toxic to dogs and cats

Saucy Seduction

Achillea millefolium 'Saucy Seduction'

Full sunZones 3–92 ftLow

Listed as toxic to dogs and cats

Scentsation Honeysuckle

Lonicera periclymenum 'Scentsation'

Full sunZones 4–913 ftModerate

Full sunZones 4–92.5 ftLow

Salvia nemorosa 'Sensation Rose'

Full sunZones 4–81 ftLow

Sentimental Blue

Platycodon grandiflorus 'Sentimental Blue'

Full sunZones 3–88 inModerate

Shadowland Autumn Frost

Hosta 'Autumn Frost'

Part shadeZones 3–91.5 ftModerate

Listed as toxic to dogs and cats

Panicum virgatum 'Shenandoah'

Full sunZones 4–94 ftLow

Asclepias speciosa

Full sunZones 3–93 ftModerate

Full sunZones 4–94 ftModerate

Shrubby St. John's Wort

Hypericum prolificum

Full sunZones 4–83 ftModerate

Bouteloua curtipendula

Full sunZones 4–92.5 ftLow

Six Hills Giant

Nepeta 'Six Hills Giant'

Full sunZones 3–82.5 ftLow

Sixteen Candles

Clethra alnifolia 'Sixteen Candles'

Part shadeZones 3–94 ftHigh

Smooth Hydrangea

Hydrangea arborescens

Part shadeZones 3–94 ftModerate

Listed as toxic to dogs and cats

Full sunZones 3–83.5 ftModerate

Veronica 'Snow Candles'

Full sunZones 3–81.5 ftModerate

Salvia × sylvestris 'Schneehügel'

Full sunZones 4–81.5 ftLow

Monarda 'Schneewittchen'

Full sunZones 3–93 ftModerate

Nepeta racemosa 'Snowflake'

Full sunZones 3–812 inLow

Full sunZones 4–93 ftHigh

Sombrero Adobe Orange

Echinacea 'Sombrero Adobe Orange'

Full sunZones 4–92 ftLow

Sombrero Hot Coral

Echinacea 'Sombrero Hot Coral'

Full sunZones 4–92 ftLow

Sombrero Lemon Yellow

Echinacea 'Sombrero Lemon Yellow'

Full sunZones 4–92 ftLow

Sombrero Salsa Red

Echinacea 'Sombrero Salsa Red'

Full sunZones 4–92 ftLow

Sonic Bloom Pink

Weigela 'Sonic Bloom Pink'

Full sunZones 4–85 ftModerate

Sonic Bloom Red

Weigela 'Sonic Bloom Red'

Full sunZones 4–85 ftModerate

Part sunZones 3–91.5 ftModerate

Listed as toxic to dogs and cats

Spotted Joe Pye Weed

Eutrochium maculatum

Full sunZones 4–85.5 ftModerate

Astilbe simplicifolia 'Sprite'

Part shadeZones 3–812 inHigh

Stanwell Perpetual

Rosa 'Stanwell Perpetual'

Full sunZones 4–104 ftModerate

Phlox paniculata 'Starfire'

Full sunZones 4–83 ftModerate

Hemerocallis 'Stella de Oro'

Full sunZones 3–912 inModerate

Listed as toxic to dogs and cats

Stiff Goldenrod

Solidago rigida

Full sunZones 3–93.5 ftModerate

Strawberry Candy

Hemerocallis 'Strawberry Candy'

Full sunZones 3–92 ftModerate

Listed as toxic to dogs and cats

Strawberry Hill

Rosa 'Ausrimini'

Full sunZones 4–1010 ftModerate

Strawberry Sundae Hydrangea

Hydrangea paniculata 'Rensun'

Full sunZones 3–84.5 ftModerate

Listed as toxic to dogs and cats

Sugar Buzz Cherry Pops

Monarda didyma 'Cherry Pops'

Full sunZones 4–81.5 ftModerate

Sugar Shack Buttonbush

Cephalanthus occidentalis 'SMCOSS'

Full sunZones 4–104 ftModerate

Sugartina Crystalina

Clethra alnifolia 'Crystalina'

Part shadeZones 3–92.5 ftHigh

Hibiscus 'Summer Storm'

Full sunZones 4–94 ftHigh

Clethra alnifolia

Part shadeZones 3–96 ftHigh

Sunny Border Blue

Veronica 'Sunny Border Blue'

Full sunZones 3–81.5 ftModerate

Sunny Boulevard St. John's Wort

Hypericum kalmianum 'Deppe'

Full sunZones 4–82.5 ftModerate

Sunny Seduction

Achillea 'Sunny Seduction'

Full sunZones 3–92 ftLow

Listed as toxic to dogs and cats

SunSparkler Firecracker

Hylotelephium 'Firecracker'

Full sunZones 4–98 inLow

Susan Williams-Ellis

Rosa 'Ausquirk'

Full sunZones 4–93.5 ftModerate

Asclepias incarnata

Full sunZones 3–93.5 ftModerate

Listed as toxic to dogs and cats

Sweet Autumn Clematis

Clematis terniflora

Full sunZones 4–913 ftModerate

Listed as toxic to dogs and cats

Sweet Joe Pye Weed

Eutrochium purpureum

Full sunZones 4–96 ftModerate

Panicum virgatum

Full sunZones 4–95 ftLow

Potentilla fruticosa 'Tangerine'

Full sunZones 2–72.5 ftLow

Achillea 'Terracotta'

Full sunZones 3–92.5 ftLow

Listed as toxic to dogs and cats

The Alnwick Rose

Full sunZones 4–114 ftModerate

Rosa 'The Fairy'

Full sunZones 4–92.5 ftModerate

The Generous Gardener

Rosa 'Ausdrawn'

Full sunZones 4–1011 ftModerate

Clematis 'The President'

Full sunZones 4–910 ftModerate

Listed as toxic to dogs and cats

Keep exploring

All zone 4 plants All plants blooming in August Zone 4 in July Zone 4 in September Zone 3 in August Zone 5 in August Bloom Calendar

Design your garden

Drop plants onto a 3D plan, see how they fill in, and watch the whole garden bloom across the year.

Open BloomsEye Studio →