Trees with orange flowers bring a bold, tropical vibrancy to landscapes, their vivid blooms creating eye-catching focal points. Ranging from small shrubs to large canopy trees, these deciduous or evergreen species produce clusters of orange flowers in spring, summer, or year-round in warm climates. Their warm hues enhance gardens, from coastal to urban settings.
The flowers, often trumpet-shaped, bottlebrush-like, or spiky, attract pollinators like hummingbirds, bees, and butterflies, boosting biodiversity. Some bloom alongside lush foliage, while others flower before leaves emerge, offering a fiery contrast. Many feature ornamental fruit, bark, or leaves, adding multi-seasonal interest.
These trees thrive in diverse climates, typically requiring full sun to maximize flowering. Well-drained soil, whether sandy, loamy, or acidic, supports healthy growth, and many are drought-tolerant or salt-resistant, ideal for xeriscape or coastal designs. Some adapt to moist or poor soils, offering versatility.
Used for shade, privacy, or as specimen plants, these trees combine aesthetic and ecological benefits. Their low-maintenance nature and wildlife support make them valuable for sustainable landscaping. Some have cultural or edible uses, though certain species may be invasive, requiring careful selection.
Choosing trees with orange flowers involves matching their size, bloom season, and climate needs to your garden’s conditions. Proper care, including pruning after flowering and pest monitoring, ensures lasting beauty. With thoughtful planning, these trees deliver vibrant, pollinator-friendly displays that enrich any outdoor space.
Trees With Orange Flowers
Silk Tree (Albizia julibrissin ‘Summer Chocolate’)
This deciduous tree, growing 20–40 feet, produces orange-pink, fluffy flower clusters in summer. Hardy in Zones 6–9, it thrives in full sun and well-drained soil. Its fern-like, burgundy foliage and pollinator-friendly blooms suit ornamental gardens, though it can be invasive in some areas.
Flame Azalea (Rhododendron calendulaceum)
A small deciduous tree or shrub, reaching 8–15 feet, it bears vibrant orange flower clusters in late spring. Native to eastern U.S., it’s hardy in Zones 5–8 and prefers partial shade and acidic, well-drained soil. Its fiery blooms suit woodland gardens, attracting butterflies.
Orange Geiger Tree (Cordia sebestena)
This evergreen tree, growing 15–25 feet, displays clusters of bright orange flowers year-round in warm climates. Hardy in Zones 10–11, it thrives in full sun and tolerates salt and drought. Native to the Caribbean, its blooms suit coastal or tropical landscapes, attracting pollinators.
Orange Flowering Gum (Corymbia ficifolia ‘Orange Splendour’)
A small evergreen tree, reaching 15–30 feet, it produces vivid orange flower clusters in summer. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Native to Australia, its bird-attracting blooms suit small gardens or streetscapes.
Royal Poinciana (Delonix regia)
This large, semi-evergreen tree, growing 20–40 feet, bears brilliant orange-red flower clusters in summer. Hardy in Zones 10–11, it thrives in full sun and well-drained soil. Native to Madagascar, its fern-like leaves and tropical blooms make it a stunning shade tree.
Grevillea (Grevillea robusta)
Known as Silky Oak, this evergreen tree, growing 40–60 feet, produces golden-orange flower spikes in spring. Hardy in Zones 9–11, it prefers full sun and acidic, well-drained soil. Its fern-like foliage and bird-attracting blooms suit large gardens.
Flame Vine Tree (Pyrostegia venusta, trained as a tree)
When trained as a small tree, this evergreen vine, reaching 10–20 feet, bears tubular orange flowers in winter to spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its tropical blooms suit arbors or patios, attracting hummingbirds.
Orange Bottlebrush (Melaleuca viminalis ‘Orange’)
A small evergreen tree, growing 10–20 feet, it produces orange bottlebrush-like flowers in spring. Hardy in Zones 8–11, it thrives in full sun and tolerates wet or dry soils. Its nectar-rich blooms suit hedges or coastal gardens, attracting birds.
Orange Jasmine (Murraya paniculata)
This small evergreen tree, reaching 10–20 feet, bears orange-tinted white flowers with a jasmine-like scent in spring to summer. Hardy in Zones 9–11, it thrives in full sun to part shade. Its glossy leaves suit hedges or tropical gardens, attracting bees.
Orange Spirea (Spathiphyllum wallisii, tree form)
When trained as a small tree, this evergreen, growing 6–10 feet, produces orange flower-like bracts year-round. Hardy in Zones 10–11, it prefers part shade and moist, well-drained soil. Its tropical appeal suits shaded patios or indoor settings.
Orange Tabebuia (Handroanthus impetiginosus ‘Orange’)
This deciduous tree, growing 20–40 feet, produces orange trumpet-shaped flowers in spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its vibrant blooms make it ideal for tropical or xeriscape gardens, attracting pollinators.
African Tulip Tree (Spathodea campanulata)
Growing 25–50 feet, this evergreen tree bears clusters of orange-red flowers in spring to summer. Hardy in Zones 10–11, it thrives in full sun and moist, well-drained soil. Its bold blooms suit tropical landscapes, though it’s invasive in some regions.
Orange Grevillea (Grevillea ‘Peaches and Cream’)
A small tree or shrub, reaching 6–15 feet, it produces orange-yellow flower spikes year-round. Hardy in Zones 9–11, it thrives in full sun and acidic, well-drained soil. Its nectar-rich blooms suit small gardens, attracting birds.
Orange Flame Grevillea (Grevillea ‘Superb’)
Growing 6–10 feet, this evergreen tree bears orange flower spikes year-round in warm climates. Hardy in Zones 9–11, it prefers full sun and well-drained soil. Its compact form and bird-attracting blooms suit coastal or xeriscape designs.
Orange Wattle (Acacia saligna)
This small evergreen tree, growing 15–25 feet, produces yellow-orange flower balls in late winter to spring. Hardy in Zones 8–11, it thrives in full sun and tolerates poor soils. Native to Australia, its fast growth suits screens or erosion control.
Orange Banksia (Banksia prionotes)
A small tree, reaching 10–20 feet, it bears orange flower spikes in autumn to winter. Hardy in Zones 8–10, it prefers full sun and sandy, well-drained soil. Native to Australia, its blooms suit coastal gardens, attracting birds.
Orange Mistletoe (Dendrophthoe vitellina)
This parasitic tree, growing 10–20 feet on host trees, produces orange flower clusters in spring. Hardy in Zones 9–11, it thrives in full sun. Native to Australia, its blooms suit naturalized or wildlife gardens, attracting birds.
Orange Flowering Kapok (Ceiba pentandra ‘Orange’)
This large deciduous tree, growing 50–100 feet, bears orange-yellow flowers in spring. Hardy in Zones 10–11, it thrives in full sun and well-drained soil. Its spiny trunk and tropical blooms suit large landscapes, attracting pollinators.
Orange Cassia (Cassia roxburghii)
Growing 20–40 feet, this semi-evergreen tree produces orange-yellow flower clusters in spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its feathery leaves suit tropical or ornamental gardens, attracting bees.
Orange Trumpet Tree (Tabebuia aurea)
This deciduous tree, reaching 15–25 feet, bears orange-yellow trumpet flowers in spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its compact size and blooms suit small tropical gardens or containers.
Orange Flame Pea (Chorizema cordatum, trained as a tree)
When trained as a small tree, this evergreen, reaching 6–10 feet, produces orange flower clusters in spring. Hardy in Zones 9–11, it prefers full sun and well-drained soil. Its heart-shaped leaves suit coastal or small gardens.
Orange Bell Tree (Mackaya bella, tree form)
This small evergreen, growing 6–15 feet, bears orange-tinged flowers in spring. Hardy in Zones 9–11, it prefers part shade and moist, well-drained soil. Its lush foliage suits shaded tropical gardens, attracting butterflies.
Orange Hakea (Hakea salicifolia)
A small Australian tree, growing 10–20 feet, it produces small orange-yellow flower clusters in spring. Hardy in Zones 8–10, it thrives in full sun and well-drained soil. Its willow-like leaves suit coastal or xeriscape landscapes, attracting birds.
Orange Native Hibiscus (Hibiscus heterophyllus)
This small tree, growing 10–20 feet, bears orange-yellow flowers in spring to summer. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Native to Australia, its blooms suit tropical or coastal gardens, attracting pollinators.
Orange Flame Tree (Brachychiton acerifolius ‘Orange’)
A semi-deciduous Australian tree, growing 30–50 feet, it produces orange-red bell-shaped flowers in spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its lobed leaves and bird-attracting blooms suit large gardens or streetscapes, adding tropical vibrancy.
Orange Grevillea (Grevillea ‘Robyn Gordon’)
This small evergreen tree or shrub, reaching 6–10 feet, bears orange-red flower spikes year-round in warm climates. Hardy in Zones 9–11, it prefers full sun and acidic, well-drained soil. Its compact size and nectar-rich blooms suit small gardens, attracting birds.
Orange Hakea (Hakea laurina)
A small Australian tree, growing 10–20 feet, it produces orange-pink flower clusters in autumn to winter. Hardy in Zones 8–10, it thrives in full sun and well-drained, sandy soil. Its pincushion-like blooms suit coastal or xeriscape landscapes, attracting pollinators.
Orange Banksia (Banksia ericifolia)
Growing 10–20 feet, this evergreen tree bears orange flower spikes in autumn to winter. Hardy in Zones 8–10, it prefers full sun and sandy, acidic soil. Native to Australia, its bird-attracting blooms make it ideal for coastal or wildlife gardens.
Orange Flowering Kapok (Ceiba speciosa ‘Orange’)
This semi-deciduous tree, reaching 30–60 feet, produces orange-yellow flowers in fall. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its spiny trunk and tropical blooms suit large landscapes, attracting pollinators.
Orange Cassia (Cassia leptophylla)
A small semi-evergreen tree, growing 15–25 feet, it bears orange-yellow flower clusters in summer. Hardy in Zones 9–11, it prefers full sun and well-drained soil. Its feathery leaves suit tropical or ornamental gardens, attracting bees.
Orange Tabebuia (Handroanthus ochraceus)
This deciduous tree, reaching 20–40 feet, produces orange trumpet-shaped flowers in spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its vibrant blooms make it ideal for tropical or xeriscape gardens, attracting butterflies.
Orange Bottlebrush (Melaleuca citrina ‘Orange’)
Growing 10–20 feet, this evergreen tree bears orange bottlebrush-like flowers in spring. Hardy in Zones 8–11, it thrives in full sun and tolerates wet or dry soils. Its nectar-rich blooms suit coastal or small gardens, attracting birds.
Orange Wattle (Acacia fimbriata)
This small evergreen tree, growing 15–25 feet, produces orange-yellow flower balls in late winter to spring. Hardy in Zones 8–11, it thrives in full sun and tolerates poor soils. Native to Australia, its fast growth suits screens or erosion control.
Orange Native Frangipani (Hymenosporum flavum ‘Orange’)
A slender tree, growing 15–40 feet, it bears fragrant orange-yellow flowers in spring. Hardy in Zones 9–11, it prefers full sun to part shade and well-drained soil. Its lush foliage suits small gardens or courtyards, attracting pollinators.
Orange Flowering Gum (Corymbia ficifolia ‘Baby Orange’)
A compact evergreen tree, reaching 10–20 feet, it produces orange flower clusters in summer. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its bird-attracting blooms suit small gardens or containers.
Orange Mistletoe Fig (Ficus deltoidea ‘Orange’)
This small evergreen tree, growing 10–20 feet, bears tiny orange flowers alongside figs year-round. Hardy in Zones 10–11, it thrives in full sun to part shade. Its compact size suits tropical gardens or containers, attracting birds.
Orange Silky Oak (Alloxylon pinnatum)
Growing 20–40 feet, this evergreen tree produces orange flower clusters in spring. Hardy in Zones 9–11, it prefers full sun and well-drained soil. Native to Australia, its pollinator-friendly blooms suit tropical or coastal gardens.
Orange Flame Pea (Daviesia cordata, trained as a tree)
When trained as a small tree, this evergreen, reaching 6–10 feet, bears orange flower clusters in spring. Hardy in Zones 9–11, it prefers full sun and well-drained soil. Its blooms suit coastal or small gardens, attracting bees.
Orange Cordia (Cordia boissieri)
A small evergreen tree, reaching 15–25 feet, it produces orange-white flower clusters in spring to summer. Hardy in Zones 8–11, it thrives in full sun and tolerates drought. Its blooms suit xeriscape or tropical gardens, attracting butterflies.
Orange Waratah (Telopea ‘Fireball’)
A small tree or shrub, growing 6–15 feet, it bears orange-red flower heads in spring. Hardy in Zones 8–10, it prefers full sun and acidic, well-drained soil. Its bold blooms make it a stunning focal point, attracting birds.
Orange Grevillea (Grevillea ‘Orange Marmalade’)
This small tree, reaching 6–12 feet, produces orange flower spikes year-round. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its nectar-rich blooms suit small or wildlife-friendly gardens, attracting birds.
Orange Hakea (Hakea bucculenta)
Growing 10–20 feet, this Australian tree bears orange-red flower spikes in winter to spring. Hardy in Zones 8–10, it prefers full sun and sandy soil. Its vibrant blooms suit coastal or xeriscape landscapes, attracting pollinators.
Orange Banksia (Banksia verticillata)
A small tree, reaching 10–20 feet, it produces orange flower spikes in summer. Hardy in Zones 8–10, it prefers full sun and well-drained soil. Its bird-attracting blooms suit coastal or ornamental gardens.
Orange Native Hibiscus (Hibiscus divaricatus)
This small tree, growing 10–20 feet, bears orange-yellow flowers in spring to summer. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Native to Australia, its blooms suit tropical or coastal gardens, attracting butterflies.
45. Orange Flame Grevillea (Grevillea ‘Fire Sprite’)
A small tree, reaching 6–10 feet, it produces orange-red flower spikes year-round. Hardy in Zones 9–11, it thrives in full sun and acidic soil. Its compact form suits small gardens, attracting birds.
Orange Cassia (Cassia javanica)
Growing 20–40 feet, this semi-evergreen tree bears orange-pink flower clusters in spring. Hardy in Zones 9–11, it thrives in full sun and well-drained soil. Its tropical blooms suit ornamental or shade planting, attracting bees.
Orange Tallow Wood (Xanthostemon aurantiacus)
This evergreen tree, growing 15–30 feet, produces orange flower clusters in summer. Hardy in Zones 9–11, it prefers full sun and moist, well-drained soil. Native to Australia, its blooms suit coastal or tropical gardens.
Orange Flowering Magnolia (Magnolia ‘Butterflies’)
A small deciduous tree, reaching 15–25 feet, it bears orange-yellow flowers in early spring. Hardy in Zones 5–9, it prefers full sun and acidic, well-drained soil. Its elegant blooms suit small gardens or woodland settings.