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Ninebark
The Physocarpus opulifolius 'Diabolo', commonly known as ninebark, is a deciduous shrub that offers a striking display of dark purple foliage throughout the growing season. With its dramatic coloring and versatile nature, this plant is an exceptional addition to any border or group planting and can also stand as an eye-catching solitary feature in the landscape.
We would like to provide some tips on how to plant and care for a Shrubs. By following these tips, you can be sure to enjoy your Shrubs for a long time.
For optimal growth and color display, Physocarpus opulifolius 'Diabolo' should be positioned where it can bask in full sun to partial shade. The radiant sunlight enhances the vibrancy of the foliage colors, transitioning from purple in spring to a deeper hue in the summer and autumn. While the plant is adaptable to various soil conditions, it thrives in well-drained substrates, which support its moderate water needs and contribute to its overall health. An upright to bushy growth habit allows for a versatile use in landscaping, from borders to group plantings or as a striking solitary specimen.
To plant Physocarpus opulifolius 'Diabolo', select a location that receives full sun to partial shade, ensuring the soil is well-drained. As a pot-grown shrub, it can be planted throughout the growing season, avoiding extreme weather conditions. When planting, dig a hole twice as wide as the root ball to facilitate root expansion. Position the shrub in the hole at the same depth it was in the pot and backfill with soil, gently pressing down to eliminate air pockets. Water thoroughly after planting to settle the soil around the roots and maintain average watering to support establishment. This species thrives with regular watering, especially during dry periods.
Prune Physocarpus opulifolius 'Diabolo' in late winter or early spring to maintain vigor and a well-shaped form. As this shrub flowers on old wood, it is important to only remove dead or damaged branches and to thin out older stems to encourage new growth. Pruning just after blooming has finished can also be beneficial, as it allows time for new wood to develop, which will bear the next year's blossoms. Avoid heavy pruning late in the season, as this may reduce the shrub's flowering potential.
To ensure the vitality of Physocarpus opulifolius 'Diabolo', maintaining consistent moisture levels in the soil is crucial. This shrub prefers well-drained soils and requires an average amount of water. During the establishment phase, more frequent watering is necessary to support the development of a robust root system. Thereafter, the ninebark should be watered deeply, yet less frequently, to encourage drought tolerance and deep root growth. In periods of extended dryness or extreme heat, supplemental watering may be required to prevent stress, particularly for specimens situated in full sun.
To ensure the vigorous and healthy growth of Physocarpus opulifolius 'Diabolo', it is essential to provide it with the right nutrition. Fertilization should occur in early spring, as new growth begins, using a balanced, slow-release fertilizer designed for shrubs. This will provide a steady supply of nutrients throughout the growing season, supporting the development of the plant's striking purple foliage and the formation of robust stems that will bear flowers the following year.
An additional application of fertilizer during the mid-summer can help maintain vitality, especially if the plant is grown in poorer soil conditions. Always follow the recommended rate on the fertilizer package to prevent over-fertilization, which can lead to excessive foliage growth at the expense of flowering. Proper feeding will ensure a display of vibrant leaves and a profusion of white blooms that enhance its ornamental value.
Physocarpus opulifolius 'Diabolo' thrives in a variety of soil conditions, from acidic to alkaline, making it a versatile choice for gardeners. Its remarkable adaptability extends to its ability to tolerate urban pollution, therefore an excellent candidate for city landscapes. The plant's deeply colored foliage provides a stunning backdrop for other garden plants, making it an ideal choice for creating dynamic contrasts in garden design.
The mature height of Physocarpus opulifolius 'Diabolo' typically ranges around 2.5 meters.
Physocarpus opulifolius 'Diabolo' can thrive in a variety of soil types as long as it is well-drained. Ensuring proper drainage is essential for the optimal growth and development of this plant.
The optimal location for Physocarpus opulifolius 'Diabolo' is an area with access to sunlight as well as partial shade. This plant thrives when it can receive both direct sunlight and some protection from the intense midday sun.
The blossoms of Physocarpus opulifolius 'Diabolo' are a delicate white hue, adding to the plant's visual appeal.
Yes, Physocarpus opulifolius 'Diabolo' is considered to be winter hardy. It can endure temperatures as low as -23.3°C to -20.1°C, falling within the USDA zone 6a for winter hardiness. This indicates that Physocarpus opulifolius 'Diabolo' is capable of withstanding the typical winter conditions in many regions.
Physocarpus opulifolius 'Diabolo' is not an evergreen plant. It is deciduous, meaning it sheds its leaves in the autumn and grows new foliage in the spring.
Physocarpus opulifolius 'Diabolo' is known to display a moderate growth rate, taking approximately 5 to 10 years to reach its ultimate height. This indicates that it is a species that steadily matures over a period of time rather than exhibiting rapid growth.
If we are proud of anything at Heijnen Plants, it is our plant packaging. We have developed our own unique way of packaging our 9x9 cm potted plants. After years of continued development and research, we managed to create packaging that allows plants to be delivered to your home undamaged and quickly through a parcel service. This makes us unique!
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If you have ordered large-sized plants or trees, we deliver them on sealed pallets and place them around your house or driveway. The pallets are sturdy and provide optimal protection for large-sized plants.
We deliver small or medium-sized plants in boxes. The size of the box depends on the size of the plant. We always make sure that the plant has enough space but still stands firmly in the box, so it cannot be damaged during transport.
The Physocarpus opulifolius 'Diabolo' enchants with its captivating dark purple foliage, offering a dramatic contrast to any garden palette. This deciduous shrub is not only visually striking but also remarkably easy to grow, making it an excellent choice for both novice and seasoned gardeners seeking a low-maintenance yet show-stopping specimen.
