Bloom calendar

Plants for Zone 4 That Bloom in August

488 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 241 to 300 of 488 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 488 plants, 451 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.

Hemerocallis 'Hyperion'

Full sunZones 3–93.5 ftModerate

Listed as toxic to dogs and cats

Veronica spicata 'Icicle'

Full sunZones 3–81.5 ftModerate

Incrediball Hydrangea

Hydrangea arborescens 'Abetwo'

Full sunZones 3–94.5 ftModerate

Listed as toxic to dogs and cats

Rudbeckia hirta 'Indian Summer'

Full sunZones 3–73 ftLow

Sorghastrum nutans

Full sunZones 4–96 ftModerate

Invincibelle Spirit II Hydrangea

Hydrangea arborescens 'NCHA2'

Part sunZones 3–83.5 ftModerate

Listed as toxic to dogs and cats

Full sunZones 4–95 ftModerate

Clematis 'Jackmanii'

Full sunZones 4–911 ftModerate

Listed as toxic to dogs and cats

Monarda didyma 'Jacob Cline'

Full sunZones 3–94 ftModerate

Japanese Anemone

Anemone hupehensis

Part shadeZones 4–83 ftModerate

Phlox paniculata 'Jeana'

Full sunZones 4–84 ftModerate

Coreopsis 'Jethro Tull'

Full sunZones 4–91.5 ftLow

Hemerocallis 'Joan Senior'

Full sunZones 3–92 ftModerate

Listed as toxic to dogs and cats

Full sunZones 4–96 ftHigh

Kalm's St. John's Wort

Hypericum kalmianum

Full sunZones 4–72.5 ftModerate

Kickin' Carmine Red

Symphyotrichum 'Kickin Carmine Red'

Full sunZones 4–81.5 ftModerate

Dicentra 'King of Hearts'

Part shadeZones 3–910 inModerate

Listed as toxic to dogs and cats

Kismet Raspberry

Echinacea 'Kismet Raspberry'

Full sunZones 4–91.5 ftLow

Clematis 'Evipo097'

Full sunZones 4–93 ftModerate

Listed as toxic to dogs and cats

Rosa 'Knock Out'

Full sunZones 4–93.5 ftModerate

Platycodon grandiflorus 'Komachi'

Full sunZones 3–81.5 ftModerate

Phlox paniculata 'Laura'

Full sunZones 4–83 ftModerate

Lavender Annual Phlox

Phlox drummondii

Full sunZones 2–1112 inModerate

Full sunZones 4–81.5 ftLow

Part shadeZones 4–84 ftHigh

Limelight Hydrangea

Hydrangea paniculata 'Limelight'

Full sunZones 3–87 ftModerate

Listed as toxic to dogs and cats

Little Bluestem

Schizachyrium scoparium

Full sunZones 3–93.5 ftLow

Little Lime Hydrangea

Hydrangea paniculata 'Jane'

Full sunZones 3–84 ftModerate

Listed as toxic to dogs and cats

Nepeta racemosa 'Little Titch'

Full sunZones 3–88 inLow

Luminary Ultraviolet

Phlox paniculata 'Ultraviolet'

Full sunZones 3–82.5 ftModerate

Echinacea purpurea 'Magnus'

Full sunZones 3–93 ftLow

Lonicera sempervirens 'Major Wheeler'

Full sunZones 4–810 ftModerate

Potentilla fruticosa 'Mango Tango'

Full sunZones 2–72 ftLow

Marie Boisselot

Clematis 'Marie Boisselot'

Full sunZones 4–910 ftModerate

Listed as toxic to dogs and cats

Echinacea 'Marmalade'

Full sunZones 4–92.5 ftLow

Marshall's Delight

Monarda 'Marshall's Delight'

Full sunZones 3–93 ftModerate

Hylotelephium 'Matrona'

Full sunZones 3–92 ftLow

Maximilian Sunflower

Helianthus maximiliani

Full sunZones 4–96 ftModerate

Potentilla fruticosa 'McKay's White'

Full sunZones 2–72.5 ftLow

Meadow Blazing Star

Liatris ligulistylis

Full sunZones 3–82 ftLow

Gaillardia × grandiflora 'Mesa Yellow'

Full sunZones 3–101.5 ftLow

Ratibida columnifera

Full sunZones 4–92.5 ftLow

Allium 'Millenium'

Full sunZones 4–91.5 ftLow

Listed as toxic to dogs and cats

Part sunZones 3–91.5 ftHigh

Listed as toxic to dogs and cats

Missouri Evening Primrose

Oenothera macrocarpa

Full sunZones 3–712 inModerate

Part sunZones 3–74 ftModerate

Listed as toxic to dogs and cats

Coreopsis verticillata 'Moonbeam'

Full sunZones 3–91.5 ftLow

Achillea 'Moonshine'

Full sunZones 3–91.5 ftLow

Listed as toxic to dogs and cats

Mountain Fleece

Bistorta amplexicaulis

Full sunZones 4–73.5 ftModerate

Mountain Frost Ruby

Dianthus 'Mountain Frost Ruby Snow'

Full sunZones 3–910 inLow

Listed as toxic to dogs and cats

Hylotelephium 'Mr. Goodbud'

Full sunZones 3–91.5 ftLow

Narrowleaf Mountain Mint

Pycnanthemum tenuifolium

Full sunZones 4–82.5 ftModerate

Narrowleaf Sundrops

Oenothera fruticosa

Full sunZones 4–81.5 ftModerate

Clematis 'Nelly Moser'

Part shadeZones 4–910 ftModerate

Listed as toxic to dogs and cats

Spiraea japonica 'Neon Flash'

Full sunZones 4–83 ftModerate

Hylotelephium spectabile 'Neon'

Full sunZones 3–91.5 ftLow

New England Aster

Symphyotrichum novae-angliae

Full sunZones 3–84 ftModerate

New England Aster 'Barr's Pink'

Symphyotrichum novae-angliae 'Barr's Pink'

Full sunZones 3–83.5 ftModerate

New England Aster 'Harrington's Pink'

Symphyotrichum novae-angliae 'Harrington's Pink'

Full sunZones 3–84 ftModerate

New England Blazing Star

Liatris scariosa var. novae-angliae

Full sunZones 3–82.5 ftLow

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

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