From the moment it bursts into bloom, Hibiscus syr. ‘Red Devil’® commands attention with its fiery red petals and dramatic form. This exceptional cultivar of Rose of Sharon delivers deep scarlet flowers that stand out against lush green foliage, making it a showpiece in any garden.
With a compact, upright habit and a succession of blooms from mid-summer through early fall, this shrub offers continuous color and interest. Whether planted as a focal point or in mixed borders, Hibiscus syr. ‘Red Devil’® brings a vibrant elegance that draws pollinators and admirers alike.
Why Choose Hibiscus syr. ‘Red Devil’®?
This cultivar stands out for its intense, velvety red flowers that maintain color even in heat, ensuring your landscape stays vibrant during peak summer months. Unlike paler varieties, ‘Red Devil’® offers a deeper hue that creates a rich contrast against foliage and companion plants.
Aside from its ornamental allure, it is remarkably easy to maintain. With moderate pruning needs and adaptability to a range of well-drained soils, it suits both novice gardeners and seasoned professionals seeking low-effort impact.
Detailed Botanical Description
Foliage & Growth Habit
Leaves of Hibiscus syr. ‘Red Devil’® are ovate with pointed tips, exhibiting a rich green shade that remains consistent through the growing season. New growth emerges quickly in spring, giving the shrub a dense, upright form that can be trained into standards or left multi-stemmed for a natural look.
Flowers & Blooming
The striking hibiscus blooms boast a deep red corolla with a slightly darker eye, each flower measuring up to 8–10 cm across. Blooming typically begins in July and continues into September, with individual flowers lasting several days.
Quick Facts Table
| Feature | Description |
| Scientific Name | Hibiscus syr. ‘Red Devil’® |
| Common Name | Hibiscus |
| Hardiness Zone | -20°C |
| Mature Height | 150 CM |
| Growth Habit | Upright, multi-stemmed shrub |
| Flower Color | Deep red with darker eye |
| Bloom Period | July–September |
| Sun Exposure | Full sun to partial shade |
| Soil Type | Well-drained, loamy |
| Water Needs | Moderate |
| Maintenance Level | Low to moderate |
| Butterfly Friendly | Yes |
Planting & Care Guide
Ideal Location
Choose a site with at least six hours of direct sunlight. Morning sun helps dry dew quickly, reducing the risk of fungal diseases. Ensure the soil is fertile and well-draining to prevent waterlogged roots.
Watering
Water regularly during the first growing season to establish a strong root system. Once established, Hibiscus syr. ‘Red Devil’® tolerates short dry spells but benefits from consistent moisture during hot, dry periods.
Pruning & Maintenance
Prune in late winter or early spring before new growth emerges. Remove dead or weak stems, and shape the shrub to encourage airflow and abundant flowering. Deadheading spent blooms is optional but can improve overall appearance.
Design & Landscape Uses
- Specimen Plant: Highlight its bold flowers as a centerpiece in mixed borders or in standalone containers.
- Hedge or Screen: Plant in a row for a colorful summer hedge that provides privacy and seasonal interest.
- Pollinator Garden: Combine with lavender, salvia, and coneflowers to create a butterfly-friendly sanctuary.
- Cottage Garden: Pair with roses, delphiniums, and foxgloves for a romantic, informal garden style.
Frequently Asked Questions (FAQ)
Q: How tall does Hibiscus syr. ‘Red Devil’® grow?
A: It typically reaches around 250 CM in height at maturity.
Q: Is Hibiscus syr. ‘Red Devil’® butterfly-friendly?
A: Yes, its vibrant flowers attract butterflies and other pollinators throughout the bloom period.
Q: How cold-hardy is Hibiscus syr. ‘Red Devil’®?
A: It tolerates temperatures down to -20°C; applying mulch in harsh winters improves survival and vigor.
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