Bloom calendar

Plants for Zone 11 That Bloom in September

249 plants in the BloomsEye library that are hardy in USDA hardiness zone 11 and typically flower in September, such as Cup and Saucer Vine, Pampas Grass and Roselle (Rosa de Jamaica). Each entry lists its bloom times, hardiness zones, and sun needs.

Showing 1 to 60 of 249 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 249 plants, 99 have been checked against outside sources (20 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.

The flowers of September in zone 11

Every plant on this page is in flower in September. These are the ones with the shortest seasons around it, ranked by how much of each plant's flowering falls in August, September and October: a plant that opens and finishes here sits ahead of one that flowers from spring to frost, and ties go to the plants this site's guides name most often.

Agastache 'Apricot Sprite'
Agastache 'Apricot Sprite'
Full sunZones 6–111.5 ftLow
Agastache 'Firebird'
Agastache 'Firebird'
Full sunZones 6–112 ftLow
Ageratum
Ageratum houstonianum
Full sunZones 10–1112 inModerate
Angelface Blue Summer Snapdragon
Angelonia angustifolia 'Anblu140'
Full sunZones 10–111.5 ftModerate
Angelface Perfectly Pink Summer Snapdragon
Angelonia angustifolia 'Balang15434'
Full sunZones 10–112 ftModerate
Angelface Raspberry
Angelonia 'Angelface Raspberry'
Full sunZones 9–111.5 ftModerate
Angelface Super Blue Summer Snapdragon
Angelonia angustifolia 'Ansublu021'
Full sunZones 10–113 ftModerate
Angelface White Summer Snapdragon
Angelonia 'Anwhitim'
Full sunZones 10–112 ftModerate
Angelonia
Angelonia angustifolia
Full sunZones 9–111.5 ftModerate
Annual Phlox
Phlox drummondii
Full sunZones 2–1112 inModerate
Apricot Lisianthus
Eustoma grandiflorum
Full sunZones 8–111.5 ftModerate
Apricot Marguerite Daisy
Argyranthemum
Full sunZones 9–111.5 ftModerate
Listed as toxic to dogs and cats
Apricot Statice
Limonium sinuatum
Full sunZones 8–111.5 ftLow
Apricot Strawflower
Xerochrysum bracteatum
Full sunZones 8–112 ftLow
Apricot Tuberous Begonia
Begonia × tuberhybrida
Part shadeZones 9–1112 inModerate
Listed as toxic to dogs and cats
Arizona Glow
Thunbergia alata 'Arizona Glow'
Full sunZones 10–118 ftModerate
Arizona Rose
Thunbergia alata 'Arizona Rose'
Full sunZones 10–118 ftModerate
August Beauty
Gardenia jasminoides 'August Beauty'
Part sunZones 8–115 ftHigh
Listed as toxic to dogs and cats
Bacopa
Chaenostoma cordatum
Part sunZones 9–116 inModerate
Bandana Cherry
Lantana 'Bandana Cherry'
Full sunZones 9–111.5 ftLow
Listed as toxic to dogs and cats
Bandana Pink
Lantana 'Bandana Pink'
Full sunZones 9–111.5 ftLow
Listed as toxic to dogs and cats
Bandana Rose
Lantana 'Bandana Rose'
Full sunZones 9–111.5 ftLow
Listed as toxic to dogs and cats
Bathsheba Rose
Rosa 'Auschimbley'
Full sunZones 5–114 ftModerate
Bidens
Bidens ferulifolia
Full sunZones 8–1112 inLow
Black Adder Agastache
Agastache 'Black Adder'
Full sunZones 6–112 ftLow
Black-Eyed Susan Vine
Thunbergia alata
Full sunZones 10–118 ftModerate
Blackfoot Daisy
Melampodium leucanthum
Full sunZones 4–1112 inLow
Blue Bacopa
Chaenostoma cordatum
Part sunZones 9–116 inModerate
Blue Fan Flower
Scaevola aemula
Full sunZones 10–118 inModerate
Blue Horizon
Ageratum houstonianum 'Blue Horizon'
Full sunZones 10–112 ftModerate
Blue Lisianthus
Eustoma grandiflorum
Full sunZones 8–111.5 ftModerate
Blue Statice
Limonium sinuatum
Full sunZones 8–111.5 ftLow
Blushing Drift Rose
Rosa 'Meifranjin'
Full sunZones 5–111.5 ftLow
Blushing Susie
Thunbergia alata 'Blushing Susie'
Full sunZones 10–118 ftModerate
Bright Eyes
Thunbergia alata 'Bright Eyes'
Full sunZones 10–118 ftModerate
Bronze Gazania
Gazania rigens
Full sunZones 9–1110 inLow
Browallia
Browallia speciosa
Part shadeZones 10–111 ftModerate
Listed as toxic to dogs and cats
Butterfly Marguerite Daisy
Argyranthemum 'Butterfly'
Full sunZones 9–111.5 ftModerate
Listed as toxic to dogs and cats
Calibrachoa
Calibrachoa
Full sunZones 9–118 inModerate
California Fuchsia
Epilobium canum
Full sunZones 7–112 ftLow
California Poppy (Cream/White)
Eschscholzia californica 'Alba'
Full sunZones 6–111 ftLow
Listed as toxic to dogs and cats
California Poppy (Rose/Pink Mix)
Eschscholzia californica 'Carmine King'
Full sunZones 6–111.5 ftLow
Listed as toxic to dogs and cats
Campfire Marshmallow Bidens
Bidens hybrid 'Campfire Marshmallow'
Full sunZones 8–111 ftLow
Campfire Red Ember Bidens
Bidens ferulifolia 'DPWBIDCAPR'
Full sunZones 9–118 inModerate
Catalina Midnight Blue
Torenia fournieri 'Catalina Midnight Blue'
Part shadeZones 10–1110 inModerate
Cherry Queen
Cleome hassleriana 'Cherry Queen'
Full sunZones 10–114 ftModerate
Chicklet Gold Tecoma
Tecoma stans 'Smntsc'
Full sunZones 8–114.5 ftModerate
Cleome
Cleome hassleriana
Full sunZones 10–114 ftModerate
ColorBlaze Chocolate Drop Coleus
Coleus scutellarioides 'Kakegawa CE2'
Part shadeZones 10–111.5 ftModerate
Confetti
Lantana camara 'Confetti'
Full sunZones 9–112 ftLow
Listed as toxic to dogs and cats
Coral Drift Groundcover Rose
Rosa 'Meidrifora'
Full sunZones 4–111.5 ftModerate
Coral Fountain
Amaranthus caudatus 'Coral Fountain'
Full sunZones 9–113.5 ftModerate
Coral Gerbera
Gerbera jamesonii
Full sunZones 8–1112 inModerate
Coral Tropical Hibiscus
Hibiscus rosa-sinensis
Full sunZones 9–115 ftModerate
Coral Verbena
Verbena × hybrida
Full sunZones 9–1110 inModerate
Cream Lisianthus
Eustoma grandiflorum
Full sunZones 8–111.5 ftModerate
Crimson Bedder
Nicotiana alata 'Crimson Bedder'
Part sunZones 10–111.5 ftModerate
Listed as toxic to dogs
Cup and Saucer Vine
Cobaea scandens
Full sunZones 9–1115 ftModerate
Cuphea (Cigar Plant)
Cuphea ignea
Full sunZones 9–111.5 ftModerate
Dallas Red
Lantana camara 'Dallas Red'
Full sunZones 9–112 ftLow
Listed as toxic to dogs and cats

September bloom in zone 11 by flower color

A plant that comes in more than one color is counted under each. The picks rank the same way as the flowers above, so each color names the plants whose season sits closest to September.

White

46 plants

Yellow

35 plants

  • Giant Sunflower

    Helianthus annuus 'Mammoth Russian' · July to September

  • Hot Biscuits

    Amaranthus cruentus 'Hot Biscuits' · July to September

  • Marbles

    Mirabilis jalapa 'Marbles' · July to September

Orange

45 plants

Red

52 plants

Pink

79 plants

Purple

45 plants

Blue

13 plants

September bloom in zone 11 for shade

35 of these 249 plants will flower in less than a full day of sun.

Part shade

23 plants

Part sun

12 plants

September bloom in zone 11 by height

Mature height, in the three bands a border is planted in. Anything over 10 ft is structure rather than a border plant, and a climber is sized by whatever it is growing up, so both sit this out.

Front of the border

under 12 in

50 plants

Middle of the border

12 in to 3 ft

136 plants

Back of the border

3 ft and up

49 plants

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