Bloom calendar

Plants for Zone 9 That Bloom in May

605 plants in the BloomsEye library that are hardy in USDA hardiness zone 9 and typically flower in May, such as False Indigo, Bearded Iris and Creeping Phlox. Each entry lists its bloom times, hardiness zones, and sun needs.

Showing 61 to 120 of 605 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 605 plants, 534 have been checked against outside sources (30 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.

Bigfoot Cleyera

Ternstroemia gymnanthera 'Sotall'

Part shadeZones 7–1015 ftModerate

Centaurea cyanus 'Black Ball'

Full sunZones 2–112.5 ftLow

Nyssa sylvatica

Full sunZones 4–940 ftModerate

Blackfoot Daisy

Melampodium leucanthum

Full sunZones 4–1112 inLow

Viburnum prunifolium

Full sunZones 3–913 ftModerate

Blanc Double de Coubert Rose

Rosa 'Blanc Double de Coubert'

Full sunZones 4–95.5 ftModerate

Lamprocapnos spectabilis

Part shadeZones 3–92.5 ftModerate

Listed as toxic to dogs and cats

Bloom-A-Thon Pink Double

Rhododendron 'RLH1-2P8'

Part sunZones 6–94 ftModerate

Listed as toxic to dogs and cats

Bloombux Magenta Rhododendron

Rhododendron 'Microhirs9'

Full sunZones 5–92.5 ftModerate

Listed as toxic to dogs and cats

Chaenostoma cordatum

Part sunZones 9–116 inModerate

Blue Canterbury Bells

Campanula medium

Full sunZones 4–102.5 ftModerate

Freesia 'Blue Heaven'

Full sunZones 9–101.5 ftModerate

Full sunZones 5–104 ftModerate

Blue Ice Blue Star

Amsonia 'Blue Ice'

Full sunZones 4–91.5 ftModerate

Listed as toxic to dogs and cats

Baptisia australis

Full sunZones 3–93.5 ftModerate

Listed as toxic to cats

Consolida ajacis

Full sunZones 2–113 ftModerate

Listed as toxic to dogs and cats

Salvia nemorosa 'Blue Marvel'

Full sunZones 4–91.5 ftLow

Blue Moon Wisteria

Wisteria macrostachya 'Blue Moon'

Full sunZones 3–920 ftModerate

Listed as toxic to dogs and cats

Blue Palo Verde

Parkinsonia florida

Full sunZones 8–1030 ftLow

Blueblossom Ceanothus

Ceanothus thyrsiflorus

Full sunZones 7–1012 ftLow

Full sunZones 4–93 ftModerate

Listed as toxic to dogs and cats

Rosa 'Meidelweis'

Full sunZones 5–93.5 ftModerate

Rosa 'Meidelweis'

Full sunZones 6–104 ftModerate

Rosa 'Meidomonac'

Full sunZones 4–93.5 ftModerate

Bordeaux Dwarf Yaupon Holly

Ilex vomitoria 'Condeaux'

Full sunZones 7–93 ftModerate

Listed as toxic to dogs and cats

Rosa 'Auscousin'

Full sunZones 5–104 ftModerate

Boulevard Edda Clematis

Clematis 'Evipo074'

Full sunZones 4–93.5 ftModerate

Listed as toxic to dogs and cats

Brandywine Viburnum

Viburnum nudum 'Bulk'

Full sunZones 5–95.5 ftModerate

Dianthus deltoides 'Brilliant'

Full sunZones 3–98 inLow

Listed as toxic to dogs and cats

Encelia farinosa

Full sunZones 7–93 ftLow

Broadleaf Stonecrop

Sedum spathulifolium

Full sunZones 5–94 inLow

Listed as toxic to dogs and cats

Bronze Beauty Cleyera

Ternstroemia gymnanthera 'Conthery'

Part shadeZones 7–109 ftModerate

Bubba Desert Willow

Chilopsis linearis 'Bubba'

Full sunZones 7–1039 ftModerate

Part shadeZones 3–96 inModerate

Bunny Blue Sedge

Carex laxiculmis 'Hobb'

Part shadeZones 5–98 inModerate

Dicentra 'Burning Hearts'

Part shadeZones 3–910 inModerate

Listed as toxic to dogs and cats

Burning Love Japanese Leucothoe

Leucothoe keiskei 'Opstal 50'

Part shadeZones 6–102.5 ftModerate

Carpenteria californica

Full sunZones 8–106 ftLow

Butterfly Blue Pincushion Flower

Scabiosa columbaria 'Butterfly Blue'

Full sunZones 3–91.5 ftModerate

Butterfly Marguerite Daisy

Argyranthemum 'Butterfly'

Full sunZones 9–111.5 ftModerate

Listed as toxic to dogs and cats

Full sunZones 9–118 inModerate

California Buckwheat

Eriogonum fasciculatum

Full sunZones 7–102.5 ftLow

California Coffeeberry

Frangula californica

Full sunZones 7–108 ftLow

California Fescue

Festuca californica

Part shadeZones 7–102.5 ftLow

California Flannel Bush 'Ken Taylor'

Fremontodendron 'Ken Taylor'

Full sunZones 8–115 ftLow

Listed as toxic to dogs and cats

California Flannel Bush 'Pacific Sunset'

Fremontodendron 'Pacific Sunset'

Full sunZones 8–1116 ftLow

Listed as toxic to dogs and cats

California Flannelbush

Fremontodendron californicum

Full sunZones 8–1115 ftLow

Listed as toxic to dogs and cats

California Lilac

Ceanothus 'Concha'

Full sunZones 8–118 ftLow

California Meadow Sedge

Full sunZones 8–108 inModerate

California Poppy

Full sunZones 6–1012 inLow

Listed as toxic to dogs and cats

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

California Sycamore

Platanus racemosa

Full sunZones 7–957 ftModerate

California Wild Grape

Vitis californica

Full sunZones 7–1025 ftModerate

Digitalis purpurea 'Camelot Cream'

Part shadeZones 4–94 ftModerate

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

Phlox subulata 'Candy Stripe'

Full sunZones 3–96 inLow

Candybox Chilean Guava

Ugni molinae 'PI16'

Full sunZones 8–114.5 ftModerate

Canterbury Bells

Campanula medium

Full sunZones 4–102.5 ftModerate

Keep exploring

All zone 9 plants All plants blooming in May Zone 9 in April Zone 9 in June Zone 8 in May Zone 10 in May Bloom Calendar

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