Blue Jacaranda (Jacaranda mimosifolia)

Blue Jacaranda
Scientific Name: Jacaranda mimosifolia D.Don
Synonym: Jacaranda acutifolia, Jacaranda filicifolia, Jacaranda chelonia
Family: Bignoniaceae

Show Larger Picture Recommended Temperature Zone:
sunset: 12, 13, 15-25, 27
USDA: 9b-10

Frost Tolerance: Young trees are frost sensitive (to 25°F, -3°C) and need protection in Phoenix on the coldest nights. Adult trees are resistant to 20°F ( -7°C)
Heat Tolerance: Resistant in Phoenix
Sun Exposure: Full sun
Origin: Brazil, Northwestern Argentina, Bolivia
Growth Habits: Deciduous or evergreen tree, 25 to 50 feet tall (7.5-15 m); twice-pinnately compound leaves, up to 18 inches long (45 cm).
Watering Needs: Moderate water, needs well drained soil.
Propagation: Easily by cuttings, or seeds

The Jacarandas are impressive trees in May when covered with clusters of blue tubular flowers. The ground below them turns rapidly blue, and some gardeners might object to that quantity of litter. A variety 'Alba' with white flowers, and denser foliage, is occasionally available.

Cultural Practices:
Resistant to oak root fungus.

Blooming Habits:
Tubular, lavender blue, flowers, 2 inches long (5 cm), in 8 to 12 inches long clusters (20-30 cm).

Fruiting Habits:
Flattened 2-inch capsules, containing winged seeds.

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