Rosa ‘Zwerg’: A Fragrant Ground-Cover Rose with Delicate Pink Petals
Rosa ‘Zwerg’, Rosa ‘Dwarf Pavement’ or Rosa rugosa ADMIRATION ® ‘Rosa Zwerg’ is a deciduous, tuft-like rose with a compact growth habit and it is part of the Rosaceae family. It typically reaches a height and spread of about 0.75 meters (2.4 feet), making it ideal for use as a ground cover or in shrub beds. This rose displays lush green foliage and produces double flowers with 16 to 18 delicate pink petals.
The blossoms are very fragrant, exuding a captivating scent that is reminiscent of peony flowers. The abundant flowering is followed by the development of reddish fruits, adding further visual interest to the plant. Rosa ‘Zwerg’ is a hybrid rose that was introduced in 1984. It has become a beloved rose variety for its charming characteristics and delightful fragrance.
Cultivation of Rosa ‘Zwerg’:
To ensure the optimal growth and blooming of Rosa ‘Zwerg’, consider the following cultivation guidelines:
Sunlight: Plant ‘Zwerg’ in a location that receives full sun. This rose variety requires at least six hours of direct sunlight per day to thrive and produce abundant blooms.
Watering: Provide regular and deep watering sessions for ‘Zwerg.’ It is recommended to water deeply but infrequently, ensuring the soil is moist but not waterlogged. Water the rose once a week or more frequently during hot and dry weather.
Soil: Choose well-drained soil for planting ‘Zwerg.’ Rugosa roses, to which ‘Zwerg’ belongs, are susceptible to root rot. Therefore, it is crucial to ensure the soil drains well to prevent excessive moisture around the roots.
Fertilizing: Apply a balanced fertilizer, such as a 10-10-10 formulation, once a month during the growing season. Distribute the fertilizer around the base of the plant and water it well. This will provide the necessary nutrients to support healthy growth and abundant blooms.
Pruning: Perform pruning in the spring to remove dead, diseased, or damaged branches from ‘Zwerg.’ Additionally, you can prune the plant to shape it or control its size according to your preferences.
Pests and Diseases: Rugosa roses, including ‘Zwerg,’ are generally resistant to many pests and diseases. However, they can be susceptible to black spots and powdery mildew. To prevent these issues, water the plants at the soil level, avoiding overhead watering that can promote fungal growth. If necessary, you can apply a fungicide, such as neem oil, to protect the roses from these diseases.
Propagation:
Rosa ‘Zwerg’ can be propagated through various methods, including:
- Softwood cuttings: Take softwood cuttings in early summer, using young and flexible stems. Root them in a suitable medium, providing adequate moisture and warmth.
- Hardwood cuttings: Harvest hardwood cuttings in late autumn or winter when the plant is dormant. Use mature, woody stems and plant them in well-drained soil or a rooting medium.
Rosa ‘Zwerg’ is a delightful ground-cover rose with delicate pink petals and a captivating fragrance. Its compact size, fast growth, and abundant blossoming make it an excellent choice for adding charm and beauty to your garden. Plant ‘Zwerg’ in a sunny location, provide proper care and maintenance and enjoy the lovely blooms and the enchanting fragrance it brings from May to July.
