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 241 to 300 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.

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 4–103.5 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

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

Salvia nemorosa 'Mainacht'

Full sunZones 4–82 ftLow

Potentilla fruticosa 'McKay's White'

Full sunZones 2–72.5 ftLow

Gaillardia × grandiflora 'Mesa Yellow'

Full sunZones 3–91.5 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

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

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

Symphyotrichum novi-belgii

Full sunZones 4–83.5 ftModerate

Phlox paniculata 'Nicky'

Full sunZones 4–83.5 ftModerate

Alcea rosea 'Nigra'

Full sunZones 3–86 ftModerate

Clematis 'Niobe'

Full sunZones 4–98 ftModerate

Listed as toxic to dogs and cats

Full sunZones 4–81.5 ftModerate

Listed as toxic to dogs and cats

Northern Exposure Silver

Heuchera 'TNHEUNES'

Part shadeZones 4–92 ftModerate

Northern Sea Oats

Chasmanthium latifolium

Part shadeZones 3–83.5 ftModerate

Panicum virgatum 'Northwind'

Full sunZones 4–96 ftLow

Full sunZones 3–93.5 ftModerate

Orange Coneflower

Echinacea 'Harvest Moon'

Full sunZones 3–82.5 ftModerate

Orange Perfection

Phlox paniculata 'Orange Perfection'

Full sunZones 4–83 ftModerate

Potentilla fruticosa 'Orange Whisper'

Full sunZones 2–72.5 ftLow

Oranges and Lemons

Gaillardia × grandiflora 'Oranges and Lemons'

Full sunZones 3–91.5 ftLow

Full sunZones 4–91.5 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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