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Robinia pseudoacacia 'Purple Robe'

Purple Robe' Black Locust

Purple Robe' Black Locust

Format

Exposure

  • Sun
  • Partial shade

Rusticity

4, 5, 6, 7, 8, 9, 10, 11

Bloom time

  • May
  • June

  • Brillant green foliage
  • Pink clustered blooms
  • Oval growth habit
  • Resistant and elegant
  • Hard wood

Add a touch of opulence and majesty to your Quebec garden with the Purple Robe Black Locust (Robinia pseudoacacia 'Purple Robe'). This spectacular flowering tree, native to North America, is distinguished by its sumptuous foliage in shades of deep purple and its abundant, fragrant spring blooms.

Key Characteristics:

  • Size: Typically reaches a mature height of 30-45 feet (10-15 meters), creating a majestic focal point in spacious landscapes.

  • Foliage: The deep purple foliage of this locust tree offers a striking contrast to the surrounding greenery, adding a touch of originality and elegance to your outdoor décor.

  • Flowers: In spring, the tree adorns itself with a multitude of fragrant clusters of white, butterfly-shaped flowers, attracting pollinators and embellishing the landscape with a touch of softness.

  • Growth: Moderate to fast-growing, reaching maturity in 10-20 years.

  • Sun Exposure: Prefers full sun for optimal purple foliage coloration.

  • Soil: Tolerates a variety of well-drained soils, from slightly acidic to slightly alkaline.

  • Maintenance: Regular watering, especially during dry periods. Occasional light pruning to maintain shape and promote flowering.

Advantages:

  • Striking Visual Display: The deep purple foliage and abundant blooms attract attention and create a remarkable focal point in your garden.

  • Pollinator-Friendly: Attracts bees and other beneficial pollinators, promoting biodiversity in your environment.

  • Fast Growth: Perfect for quickly creating a screen or shade tree.

  • Hardiness and Adaptability: Tolerates the varied climate conditions of Quebec and adapts to a variety of soils and exposures.

  • Minimal Maintenance: Requires only occasional watering and pruning, making it an easy-care choice for busy gardeners.

Plant details

Dimensions

Spacing
120 - 240 in.
Spread
120 - 240 in.
Height
360 - 480 in.

Characteristics

Habit:

  • Rounded

Flowering colours:

  • Pink

Plant needs

Watering:

  • Tolerates dry
  • well-drained soil

Maintenance:

  • Easy. Prune flowers after flowering

Soil requirement:

  • Acidic
  • rich
  • well-drained soil

Features

Resistance:

  • Diseases
  • Drought

Attract:

  • Birds
  • Pollinators

Use:

  • Open Ground
  • Isolated
  • Clumps

Attribute:

  • Pink flowers in clusters

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