Hibiscus 'Blueberry Smoothie'
'Blueberry Smoothie' is an eye-catching variety of Rose of Sharon with fully double, bluish-purple blooms that resemble lush carnations. Its long-lasting flowers appear from midsummer to fall, offering color when most shrubs have finished blooming.
This hibiscus is deer-resistant, drought-tolerant once established, and thrives in sunny landscapes. Its upright growth habit and continuous blooming make it ideal as a flowering hedge, accent plant, or in mixed borders.
- Double bluish-purple flowers from summer to fall
- Attracts butterflies and hummingbirds
- Thrives in full sun
- Mature Size: 8–12 ft. tall, 4–6 ft. wide
- Perfect for privacy hedges, borders, or focal points
Note: This shrub is deciduous and may arrive dormant (leafless) in colder months but leafs out vigorously in spring.
Growing Zones: 5–9 outdoors

| Mature Height: | 8–12 ft. |
| Sunlight: | Full Sun |
| Mature Width: | 4–6 ft. |
| Botanical Name: | Hibiscus syriacus 'Blueberry Smoothie' |
| Growth Rate: | Moderate to Fast |
| Bloom Time: | Mid Summer to Fall |
| Type: | Flowering Shrub (Deciduous) |
FAQ's
Does it rebloom through summer?
Yes, 'Blueberry Smoothie' continuously blooms from midsummer into early fall.
Is this hibiscus deer-resistant?
Yes, deer typically avoid this plant once it's established.
Can it be grown in containers?
Yes, but large containers are recommended due to its mature size.
When should I prune it?
Prune in late winter or early spring to shape and encourage vigorous new growth.
Does it tolerate drought?
Yes, once established, it's fairly drought-tolerant but prefers consistent watering.