Sedum spectabile ‘Stardust’: A Stunning Clump-Forming Perennial
Background and Description
Sedum spectabile ‘Stardust’, also known as Hylotelephium spectabile ‘Stardust’, Ice Plant, or Showy Stonecrop, is a clump-forming perennial belonging to the Crassulaceae family. This plant features succulent, grey-green leaves and is well-suited for borders and containers. One of its standout features is its attractive white flowers that bloom during the summer, attracting butterflies and bees. Even when the flowers dry out in fall and winter, Sedum spectabile ‘Stardust’ remains an appealing addition to the landscape. Typically, this variety of Sedum grows to a height of around 60cm or 24in and is known for its ease of growth.
Cultivation of Sedum spectabile ‘Stardust’:
Growing Conditions: Sedum spectabile ‘Stardust’ thrives in full sun. Plant it in moderately fertile, normal to slightly alkaline, and well-drained soil. It is a drought-tolerant plant, but regular watering, particularly during hot, dry weather, can be beneficial.
Flower Care: After the flowers have finished blooming, you can choose to cut them back or leave them for winter interest.
Propagation: Sedum spectabile ‘Stardust’ can be propagated through division or softwood cuttings taken from non-flowering stems.
Potential Pests and Diseases: Be cautious of slugs, snails, root rot, and vine weevils that may affect Sedum spectabile ‘Stardust’. Keep an eye out for these pests and treat them accordingly with appropriate insecticidal soap or neem oil.
Care Tips
Watering: While Sedum spectabile ‘Stardust’ is drought-tolerant, regular watering is still beneficial. Water deeply and thoroughly, allowing the soil to slightly dry out between waterings.
Soil: This variety prefers well-drained soil. If planting in the ground, enhance the soil’s drainage by incorporating compost or organic matter. When growing in containers, use a potting mix specifically designed for succulents.
Sun Exposure: Sedum spectabile ‘Stardust’ thrives in full sun. However, in hot climates, providing some afternoon shade can help protect the plant from excessive heat stress.
Fertilizer: Sedum spectabile ‘Stardust’ does not require frequent fertilization. A light application of fertilizer once a year in the spring is sufficient to support its growth.
Pests and Diseases: While generally resistant to pests and diseases, Sedum spectabile ‘Stardust’ may occasionally be susceptible to mealybugs and scale. If any pests are detected, treat them with an appropriate insecticidal soap or neem oil.
Propagation: Propagate Sedum spectabile ‘Stardust’ through either seed or stem cuttings. Stem cuttings are often the preferred method due to faster and more reliable results. Take a 4-6 inch stem cutting from a healthy plant, remove the bottom leaves, dip the cutting in the rooting hormone, and plant it in a well-draining potting mix. Keep the soil consistently moist, and the cutting should root within 2-4 weeks.
Also, read about Sedum telephium ‘Purple Emperor‘.