Bloom calendar

Plants for Zone 3 That Bloom in September

148 plants in the BloomsEye library that are hardy in USDA hardiness zone 3 and typically flower in September, such as Little Bluestem, Aster and Goldenrod. Each entry lists its bloom times, hardiness zones, and sun needs.

Showing 61 to 120 of 148 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 148 plants, 123 have been checked against outside sources (9 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.

Happy Face Yellow

Potentilla fruticosa 'Happy Face Yellow'

Full sunZones 2–73 ftLow

Hemerocallis 'Happy Returns'

Full sunZones 3–91.5 ftModerate

Listed as toxic to dogs and cats

Hollyhock 'Blacknight'

Alcea rosea 'Blacknight'

Full sunZones 2–115 ftModerate

Hollyhock 'Chater's Double'

Alcea rosea 'Chater's Double'

Full sunZones 3–96 ftModerate

Hollyhock 'Peach'

Alcea rosea 'Peach'

Full sunZones 2–115 ftModerate

Rudbeckia hirta 'Indian Summer'

Full sunZones 3–73 ftLow

Invincibelle Spirit II Hydrangea

Hydrangea arborescens 'NCHA2'

Part sunZones 3–83.5 ftModerate

Listed as toxic to dogs and cats

Monarda didyma 'Jacob Cline'

Full sunZones 3–94 ftModerate

Dicentra 'King of Hearts'

Part shadeZones 3–910 inModerate

Listed as toxic to dogs and cats

Lavender Annual Phlox

Phlox drummondii

Full sunZones 2–1112 inModerate

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

Echinacea purpurea 'Magnus'

Full sunZones 3–93 ftLow

Potentilla fruticosa 'Mango Tango'

Full sunZones 2–72 ftLow

Marshall's Delight

Monarda 'Marshall's Delight'

Full sunZones 3–93 ftModerate

Chrysanthemum 'Mary Stoker'

Full sunZones 3–92.5 ftModerate

Listed as toxic to dogs and cats

Hylotelephium 'Matrona'

Full sunZones 3–92 ftLow

Potentilla fruticosa 'McKay's White'

Full sunZones 2–72.5 ftLow

Gaillardia × grandiflora 'Mesa Yellow'

Full sunZones 3–91.5 ftLow

Part sunZones 3–74 ftModerate

Listed as toxic to dogs and cats

Coreopsis verticillata 'Moonbeam'

Full sunZones 3–91.5 ftLow

Hylotelephium 'Mr. Goodbud'

Full sunZones 3–91.5 ftLow

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

Northern Sea Oats

Chasmanthium latifolium

Part shadeZones 3–83.5 ftModerate

Full sunZones 3–93.5 ftModerate

Symphyotrichum oblongifolium 'October Skies'

Full sunZones 3–81.5 ftLow

Orange Coneflower

Echinacea 'Harvest Moon'

Full sunZones 3–82.5 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

Panicle Hydrangea

Hydrangea paniculata

Full sunZones 3–86.5 ftModerate

Listed as toxic to dogs and cats

Hemerocallis 'Pardon Me'

Full sunZones 3–91.5 ftModerate

Listed as toxic to dogs and cats

Pardon My Cerise

Monarda didyma 'Pardon My Cerise'

Full sunZones 3–912 inModerate

Pardon My Purple

Monarda didyma 'Pardon My Purple'

Full sunZones 3–912 inModerate

Peach Annual Phlox

Phlox drummondii

Full sunZones 2–1112 inModerate

PeeGee Hydrangea

Hydrangea paniculata 'Grandiflora'

Full sunZones 3–811 ftModerate

Listed as toxic to dogs and cats

Perennial Black-Eyed Susan

Rudbeckia fulgida

Full sunZones 3–92.5 ftModerate

Phantom Hydrangea

Hydrangea paniculata 'Phantom'

Full sunZones 3–86.5 ftModerate

Listed as toxic to dogs and cats

Pincushion Flower

Full sunZones 3–71.5 ftModerate

Potentilla fruticosa 'Pink Beauty'

Full sunZones 2–72.5 ftLow

Nepeta 'Pink Cat'

Full sunZones 3–81.5 ftLow

Potentilla fruticosa 'Pink Whisper'

Full sunZones 2–72.5 ftLow

Pinky Winky Hydrangea

Hydrangea paniculata 'DVP Pinky'

Full sunZones 3–97 ftModerate

Listed as toxic to dogs and cats

Potentilla fruticosa

Full sunZones 2–73 ftLow

PowWow Wild Berry

Echinacea 'PowWow Wild Berry'

Full sunZones 3–82 ftLow

Prairie Dropseed Grass

Sporobolus heterolepis

Full sunZones 3–92.5 ftLow

Rudbeckia hirta 'Prairie Sun'

Full sunZones 3–82.5 ftModerate

Purple Annual Phlox

Phlox drummondii

Full sunZones 2–1112 inModerate

Purple Coneflower

Echinacea purpurea

Full sunZones 3–83 ftLow

Hemerocallis 'Purple de Oro'

Full sunZones 3–91.5 ftModerate

Listed as toxic to dogs and cats

Symphyotrichum novae-angliae 'Purple Dome'

Full sunZones 3–82 ftModerate

Hylotelephium 'Purple Emperor'

Full sunZones 3–91.5 ftLow

Monarda 'Purple Rooster'

Full sunZones 3–93 ftModerate

Veronica 'Purpleicious'

Full sunZones 3–81.5 ftModerate

Nepeta 'Purrsian Blue'

Full sunZones 3–81.5 ftLow

Quick Fire Hydrangea

Hydrangea paniculata 'Bulk'

Full sunZones 3–86 ftModerate

Listed as toxic to dogs and cats

Monarda 'Raspberry Wine'

Full sunZones 3–93.5 ftModerate

Keep exploring

All zone 3 plants All plants blooming in September Zone 3 in August Zone 3 in October Zone 2 in September Zone 4 in September Bloom Calendar

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