Bloom month
Plants that bloom in September
1047 garden plants from the BloomsEye library that are typically in flower during September. Plan for reliable color in September and keep your borders from going quiet.
Showing 781 to 840 of 1,047 plants
How this list is made
Derived from each plant's bloom months, as stored in the BloomsEye library, which was written with AI assistance. Of these 1,047 plants, 842 have been checked against outside sources (38 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.
Related guides

Redwood Sorrel
Oxalis oregana
Part shadeZones 7–108 inModerate

Ring of Fire
Helianthus annuus 'Ring of Fire'
Full sun4.5 ftModerate1.5 ft wide

River Mist
Chasmanthium latifolium 'River Mist'
Part shadeZones 3–83 ftModerate

Roald Dahl
Rosa 'Ausowlish'
Full sunZones 5–103.5 ftModerate

Robert Poore
Phlox paniculata 'Robert Poore'
Full sunZones 4–84 ftModerate

Rock Penstemon
Penstemon baccharifolius
Full sunZones 7–91.5 ftLow

Rocket Snapdragon
Antirrhinum 'Rocket'
Full sun3 ftModerate12 in wide

Rockin' Raspberry
Monarda 'Rockin' Raspberry'
Full sunZones 4–92 ftModerate

Rosa 'Felicia'
Rosa 'Felicia'
Full sunZones 5–114 ftModerate

Rosa 'Frau Karl Druschki'
Rosa 'Frau Karl Druschki'
Full sunZones 4–116 ftModerate

Rosa de Rescht (Damask Rose)
Rosa 'De Rescht'
Full sunZones 4–94 ftModerate

Rose Creek Abelia
Abelia × grandiflora 'Rose Creek'
Full sunZones 6–92.5 ftModerate

Rose Impatiens
Impatiens walleriana
Full shade12 inHigh12 in wide

Rose Lisianthus
Eustoma grandiflorum
Full sunZones 8–111.5 ftModerate

Rose Lobelia
Lobelia erinus
Part sun8 inModerate10 in wide
Listed as toxic to dogs and cats

Rose Marvel
Salvia nemorosa 'Rose Marvel'
Full sunZones 4–81.5 ftLow

Rose of Sharon
Hibiscus syriacus
Full sunZones 5–98 ftModerate

Rose Queen
Cleome hassleriana 'Rose Queen'
Full sunZones 10–114 ftModerate

Rose Snapdragon
Antirrhinum 'Rose'
Full sun2.5 ftModerate12 in wide

Rose Vinca
Catharanthus roseus
Full sun12 inLow12 in wide
Listed as toxic to dogs and cats

Roselle (Rosa de Jamaica)
Hibiscus sabdariffa
Full sunZones 9–136.5 ftModerate

Rosie O'Day
Lobularia maritima 'Rosie O'Day'
Full sun4 inModerate12 in wide

Rouge Cardinal
Clematis 'Rouge Cardinal'
Full sunZones 4–88 ftModerate
Listed as toxic to dogs and cats

Rough Blazing Star
Liatris aspera
Full sunZones 3–82.5 ftModerate

Route 66
Coreopsis 'Route 66'
Full sunZones 5–92 ftLow

Royal Carpet
Lobularia maritima 'Royal Carpet'
Full sun4 inModerate12 in wide

Royal Jubilee
Rosa 'Auspaddle'
Full sunZones 5–95 ftModerate

Royal Purple Lilyturf
Liriope muscari 'Royal Purple'
Part shadeZones 5–812 inModerate

Royal Red
Buddleia davidii 'Royal Red'
Full sunZones 5–96.5 ftLow

Rozanne
Geranium 'Rozanne'
Part sunZones 5–81.5 ftModerate

Rubber Rabbitbrush
Ericameria nauseosa
Full sunZones 4–95 ftLow

Rubenza
Cosmos bipinnatus 'Rubenza'
Full sun2.5 ftLow1.5 ft wide

Ruby Stella
Hemerocallis 'Ruby Stella'
Full sunZones 3–91.5 ftModerate
Listed as toxic to dogs and cats

Russian Sage
Salvia yangii
Full sunZones 4–94 ftLow

Rust Mum
Chrysanthemum 'Rust'
Full sunZones 5–92 ftModerate
Listed as toxic to dogs and cats

Sally Holmes
Rosa 'Sally Holmes'
Full sunZones 5–114 ftModerate

Salmon Geranium
Pelargonium 'Salmon'
Full sun1.5 ftModerate1.5 ft wide
Listed as toxic to dogs and cats

Salmon Impatiens
Impatiens walleriana
Full shade12 inHigh12 in wide

Salmon Nasturtium
Tropaeolum majus
Full sun12 inLow1.5 ft wide
Listed as toxic to dogs and cats

Salmon Petunia
Petunia 'Salmon'
Full sun12 inModerate1.5 ft wide

Salvia (Annual)
Salvia splendens
Full sun1.5 ftModerate1.5 ft wide

Savannah
Rosa 'Korvioros'
Full sunZones 5–94 ftModerate

Scarlet Impatiens
Impatiens walleriana
Full shade12 inHigh12 in wide

Scarlet Monkeyflower
Erythranthe cardinalis
Part shadeZones 7–102 ftHigh

Scarlet Rosemallow
Muenchhusia coccinea
Full sunZones 6–96 ftModerate

Scarlet Verbena
Verbena 'Lanai Scarlet'
Full sunZones 9–1110 inModerate

Scarlett O'Hara
Ipomoea nil
Full sun10 ftModerate3.5 ft wide
Listed as toxic to dogs and cats

Sea Shells
Cosmos bipinnatus 'Sea Shells'
Full sun3.5 ftLow1.5 ft wide

Seaside Goldenrod
Solidago sempervirens
Full sunZones 3–84.5 ftModerate

Seep Muhly
Muhlenbergia reverchonii
Full sunZones 5–92.5 ftModerate

Select Mattole California Fuchsia
Epilobium septentrionale 'Select Mattole'
Full sunZones 7–118 inLow

Sensation Pink
Cosmos bipinnatus 'Sensation Pink'
Full sun4 ftLow1.5 ft wide

Sensation Rose
Salvia nemorosa 'Sensation Rose'
Full sunZones 4–81 ftLow

Serena Blue
Angelonia 'Serena Blue'
Full sunZones 9–111.5 ftModerate

Serena Purple
Angelonia 'Serena Purple'
Full sunZones 9–111.5 ftModerate

Serena Rose
Angelonia 'Serena Rose'
Full sunZones 9–111.5 ftModerate

Serena White
Angelonia 'Serena White'
Full sunZones 9–111.5 ftModerate

Sheffield Pink
Chrysanthemum 'Sheffield Pink'
Full sunZones 5–92.5 ftModerate
Listed as toxic to dogs and cats

Shenandoah
Panicum virgatum 'Shenandoah'
Full sunZones 4–94 ftLow

Showy Crocus
Colchicum speciosum
Full sunZones 4–98 inModerate
Listed as toxic to dogs and cats
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Design your garden
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