Trees
Hibiscus syriacus 'Gandini Santiago'
Purple Pillar rose of Sharon
A naturally narrow rose of Sharon with lavender-purple, semi-double flowers along upright stems. Its columnar shape brings summer color to tight borders and screens without the width of typical varieties. Flowers continue into fall, while the green foliage drops for winter.
At a glance
- Sun
- Full sun
- Size
- Height: 10–16 ft. · Width: 4–5 ft.
- Water
- Low once established; good drainage
- Hardiness
- USDA zones 5–9
- Bloom
- Purple; summer–fall
Sizes & prices
- Size not listed$75.00
Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.
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Landscape use & tree form
- Use
- Narrow screen; ornamental specimen; container
- Form
- Upright narrow column
- Major issues
- Aphids, Japanese beetles and leaf spots may occur; avoid overwatering.
- Growth rate
- Moderate
Resistance & tolerances
- Deer
- Usually less attractive to deer; browsing remains possible.
- Drought
- Species tolerates dry periods once established; water prolonged drought.
- Wet soil
- Good drainage required; avoid persistently soggy soil.
- Heat
- Tolerant
Resistance is not a guarantee; deer and rabbits may browse any plant.
Pollinators & wildlife
- Attracts
- Bees, Butterflies, Hummingbirds
Seasonal interest
- Foliage
- Deciduous
Growing & care
- Pruning
- Flowers on new wood. Shape lightly in late winter or early spring; for a standard, retain the clear trunk and remove shoots below the crown.
- Soil
- Adaptable to a range of well-drained soils.
Sources & photo credits
Photo: Proven Winners / Supplier garden center promotional photo permission; resized and converted to WebP · Supplier garden center promotional photo permission
Image notes: Purple Pillar® rose of Sharon in flower. Photo courtesy of Proven Winners. Resized and converted to WebP.
Reviewed September 22, 2026. Growing conditions vary by location.