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Hibiscus syriacus 'Purple Pillar'

Purple Pillar' Rose of Sharon

Purple Pillar' Rose of Sharon

Format

Exposure

  • Sun
  • Part-sun
  • Part-shade

Rusticity

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

Bloom time

  • July
  • August
  • September

  • Columnar habit
  • Purple flowers
  • Abundant flowering
  • Ideal for small spaces
  • Drought resistant

Hibiscus syriacus 'Purple Pillar' is a deciduous flowering shrub notable for its narrow, columnar shape and abundant summer blooms. Its mauve flowers, with slightly ruffled petals, create a striking contrast against its dark green foliage.

Characteristics

  • Shape: Strictly columnar, ideal for small spaces or creating vertical accents.
  • Flowers: Abundant single flowers in a vibrant purplish-pink, illuminating the garden from summer to fall. Attracts butterflies and hummingbirds.
  • Foliage: Deciduous green leaves, adding interesting texture to the vertical structure.
  • Mature size: 2 to 4 metres tall, 0.5 to 1 metre wide.
  • Hardiness: Zone 5a (-29°C) to 9b (-4°C), suitable for most regions of Quebec.

Where to Plant and Use

Thanks to its slender form, the Hibiscus 'Purple Pillar' is perfect for small gardens, patios, or in pots on a balcony. It can be planted alone for a dramatic effect, in a flowering hedge, or in a bed with other flowering shrubs.

  • Ideal location: Full sun for optimal flowering.
  • Soil: Adapts to a variety of well-drained, fertile soils.
  • Uses:
    • As a standalone for a striking focal point.
    • In groups to form a narrow flowering hedge.
    • In pots to decorate terraces and balconies.

Growing Tips

  • Planting: In spring or fall, in a hole twice as wide as the root ball.
  • Watering: Regular in the first year, then moderate once established.
  • Fertilizing: In spring with a balanced fertilizer.
  • Pruning: In late winter or early spring, to maintain shape and promote flowering.
  • Winter protection: Mulch the base in winter in colder regions.

Plant details

Dimensions

Spacing
38 - 48 in.
Spread
48 - 60 in.
Height
120 - 144 in.

Characteristics

Habit:

  • Columnar

Flowering colours:

  • Purple

Plant needs

Watering:

  • Water regularly to keep the soil moist but not soggy.

Maintenance:

  • Easy

Soil requirement:

  • Rich
  • Fresh
  • Well-drained soil

Features

Resistance:

  • Drought

Attract:

  • Pollinators
  • Butterflies

Use:

  • Clumps
  • Borders
  • Open ground
  • Flowerbeds

Attribute:

  • Spectacular flowers

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