Collie Mullens Rose of Sharon
Hibiscus syriacus 'Collie Mullens'
Description | A charming flowering shrub with slender, upright branches and thick, bright green foliage. Outstanding large rose-pink, semi-double flowers provide welcome color accents in summer. Works well as a hedge or screen. Highly tolerant of air pollution. Deciduous. |
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Light | Full sun, Partial sun |
Watering | Water when top 2 inches of soil is dry. |
Blooms | Summer |
Mature Size | Moderate growing; reaches 10 ft. tall, 6 ft. wide. |
Deciduous/Evergreen | Deciduous |
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Special Features | Easy Care, Waterwise, Non-toxic to Cats and Dogs |
Growth Rate | Moderate |
Growth Habit | Upright |
Flower Attributes | Showy Flowers |
Landscape Use | Border, Privacy Screen |
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Flower Color | Pink |
Foliage Color | Green |
Companion Plants | Princess Flower (Tibouchina); Lantana (Lantana); Purple Fountain Grass (Pennisetum); Mandevilla (Mandevilla); Plumbago (Plumbago) |
Care | Adaptable to most well-drained soils; tolerates brief periods of drought. Water deeply, regularly during first growing season to establish an extensive root system. Once established reduce frequency; tolerates brief periods of drought. Apply fertilizer in early spring. Prune after flowering to shape and promote vigorous new growth. |
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This Plant's Growing Zones: 5-9

Your USDA Cold Hardiness Zone:
Your climate may be too cold for this plant
Buy Online
This plant is not available to purchase online.
Check a local Monrovia retailer.
Buy Locally
This plant may be available in these stores:
Due to the seasonal nature of plants, availability at your local garden center is not guaranteed. Give them a call before visiting.
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101 Market 8980 Quantrelle Ave. N.e.
Otsego, MN 55330 -
14th Street Garden Center 793 Jersey Ave.
Jersey City, NJ 07303 -
3rd Avenue Floral & Greenhouse 1110 3rd Ave. West
Dickinson, ND 58601
About Us
Monrovia grows beautiful plants for every region
We have been pioneers and craftsmen in the art of growing plants for nearly
100 years. Since our founding in Southern California by Harry E. Rosedale, Sr.
in 1926, we have been absolutely dedicated and obsessed with quality.
We have been pioneers and craftsmen in the art of growing plants for nearly 100 years. Since our founding in Southern California by Harry E. Rosedale, Sr. in 1926, we have been absolutely dedicated and obsessed with quality.