Quick Reference

Best native choices: Melaleuca spp., Melastoma affine (small tree/shrub), selected native-form Hardenbergia (trained).

Most iconic purple tree: Jacaranda (Jacaranda mimosifolia) β€” not native.

Best for small gardens: Tibouchina cultivars, Melastoma affine, trained Hardenbergia.

Spring colour: Jacaranda, Tibouchina, Melastoma, many Melaleuca species.

Wildlife value: Native species generally provide greater ecological benefits than introduced ornamentals.

Data compiled from and expanded on this guide: purple flower tree australia


πŸ“‹ Purple Flowering Trees Database

Common Name Scientific Name Native to Australia Plant Type Mature Height Flower Colour Bloom Season Evergreen Garden Size Wildlife Value Drought Tolerance Frost Tolerance Best Climate Notes
Jacaranda Jacaranda mimosifolia ❌ No Tree 10–15 m Lavender-purple Late spring No Large Medium Medium Low Warm temperate Australia's iconic purple street tree
Melaleuca (Purple forms) Melaleuca spp. βœ… Yes Tree 4–12 m Mauve-purple Spring Yes Medium Excellent High Medium Most climates Excellent pollinator tree
Melastoma affine Melastoma affine βœ… Yes Large shrub/small tree 2–5 m Purple Spring–Summer Yes Small High Medium Low Tropical/Subtropical Native alternative to Tibouchina
Hardenbergia (trained) Hardenbergia violacea βœ… Yes Climber/tree form 2–4 m Purple Winter–Spring Yes Small High High Medium Most climates Usually grown as climber
Tibouchina Tibouchina urvilleana ❌ No Small tree 3–6 m Deep purple Autumn–Winter Yes Small Medium Medium Low Mild climates Common ornamental
Norfolk Island Hibiscus Lagunaria patersonia ❌ Native to Norfolk Island Tree 8–15 m Pink-purple Summer Semi Large Medium High Medium Coastal Popular street tree
Chaste Tree Vitex agnus-castus ❌ No Small tree 3–5 m Purple Summer Deciduous Small Medium High High Temperate Attracts bees
Princess Tree Paulownia tomentosa ❌ No Tree 10–15 m Purple Spring Deciduous Large Low Medium Medium Temperate Invasive in some regions
Desert Willow Chilopsis linearis ❌ No Small tree 5–8 m Purple-pink Summer Deciduous Medium Medium Excellent Medium Dry climates Heat tolerant
Texas Mountain Laurel Dermatophyllum secundiflorum ❌ No Small tree 5–8 m Violet Spring Evergreen Medium Medium Excellent Medium Dry climates Fragrant flowers
Hong Kong Orchid Tree Bauhinia Γ— blakeana ❌ No Tree 6–10 m Purple Autumn Semi Medium Medium Medium Low Warm climates Orchid-like blooms
Purple Orchid Tree Bauhinia purpurea ❌ No Tree 6–10 m Purple Autumn Semi Medium Medium Medium Low Tropical Long flowering
Crape Myrtle (Purple cultivars) Lagerstroemia indica ❌ No Small tree 3–8 m Purple Summer Deciduous Small Medium High High Temperate Colourful bark
Lilac Tree Syringa vulgaris ❌ No Small tree 3–6 m Purple Spring Deciduous Small Medium Medium High Cool climates Needs winter chill
Fringe Tree Chionanthus virginicus ❌ No Small tree 4–7 m White-purple tint Spring Deciduous Small Medium Medium High Temperate Good specimen tree
Purple Robe Locust Robinia pseudoacacia ❌ No Tree 8–12 m Purple Spring Deciduous Large Medium High High Temperate Fast growing
Empress Tree Paulownia elongata ❌ No Tree 10–15 m Lavender Spring Deciduous Large Low Medium Medium Temperate Very vigorous
Queensland Silver Wattle (rare purple forms) Acacia spp. βœ… Yes Tree 4–8 m Pale mauve (rare selections) Spring Evergreen Medium High High Medium Australia Limited ornamental selections
Bottlebrush (purple-toned cultivars) Callistemon spp. βœ… Yes Small tree 3–6 m Mauve-red to purple Spring Evergreen Small Excellent High Medium Australia Great for birds
Blueberry Ash Elaeocarpus reticulatus βœ… Yes Tree 5–10 m Pink-white with purple fruit Spring Evergreen Medium High Medium Medium East Coast Purple fruit rather than flowers

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