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Description
Physocarpus Opulifolius Diabolo, also known as Ninebark, is a deciduous shrub that belongs to the Rosaceae family. It is a multi-stemmed shrub that can grow up to 10 feet tall and wide. The shrub features exquisite foliage that ranges from dark purple to red-brown color with peeling bark that reveals layers of reddish-brown bark underneath. It produces numerous clusters of white or pinkish flowers that bloom in late spring to early summer, followed by small red fruits that mature in late summer to early fall.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Rosaceae |
| Genus | Physocarpus |
Appearance
The foliage of Physocarpus Opulifolius Diabolo is its primary attraction. The leaves are lobed and are typically 2-4 inches long and wide. The shrub’s leaves emerge in early spring and are deep purple, turning to reddish-brown as they mature. The leaves are arranged alternately on the stem and have a serrated edge. The flowers of the shrub are small and grow in clusters that measure 3-5 inches wide. The flowers are pinkish-white and have a delicate fragrance. The fruits of the shrub are small and red, measuring about 0.25 inches in diameter.
Care Guide
Physocarpus Opulifolius Diabolo is easy to care for and maintain. Here are some care tips:
- Water: Water the shrub deeply once a week during dry spells. Avoid overwatering as it can lead to root rot.
- Fertilization: Fertilize the shrub in early spring with a slow-release fertilizer. Avoid fertilizing in late summer or early fall as it can encourage new growth that can be damaged by cold weather.
- Soil: The shrub prefers well-drained soil that is slightly acidic. Amend the soil with compost or peat moss to improve drainage and fertility.
- Sunlight: The shrub prefers full sun to partial shade. Provide at least 6 hours of direct sunlight per day for optimal growth.
- Hardiness Zones: The shrub is hardy in USDA zones 3 to 7.
Common Pests & Diseases
Physocarpus Opulifolius Diabolo is generally resistant to pests and diseases. However, it can be susceptible to powdery mildew, leaf spot, and rust. These diseases can be prevented by providing good air circulation and avoiding overhead watering. Pests that can affect the shrub include spider mites, aphids, and scale insects. These pests can be controlled by using insecticidal soap or neem oil.
Habitat
Physocarpus Opulifolius Diabolo is native to North America and can be found growing in moist areas such as stream banks, swamps, and wet meadows. The shrub is commonly used in landscaping as a specimen plant or as a hedge. It is also planted for erosion control and wildlife habitat. The shrub is popular with pollinators such as bees and butterflies because of its fragrant flowers.
Question and Answer
Q: How tall can Physocarpus Opulifolius Diabolo grow?
A: The shrub can grow up to 10 feet tall and wide.Q: What is the best time to fertilize the shrub?
A: Fertilize the shrub in early spring with a slow-release fertilizer.Q: What pests can affect Physocarpus Opulifolius Diabolo?
A: The shrub can be affected by spider mites, aphids, and scale insects.Q: Where is the shrub native to?
A: The shrub is native to North America.
Related Plants
- Physocarpus Opulifolius
- Physocarpus Opulifolius Summer Wine
- Physocarpus Opulifolius Tiny Wine
- Physocarpus Opulifolius Dart’s Gold
References
- Dirr, M. A. (2019). Dirr’s Encyclopedia of Trees and Shrubs. Timber Press.
- Gilman, E. F. (2014). Physocarpus opulifolius ‘Diabolo’ Diabolo Ninebark. University of Florida IFAS Extension.
- Missouri Botanical Garden. (2021). Physocarpus opulifolius ‘Diabolo’.
