IBERIS amara 'Empress' (Rocket Candytuft) is a cultivar of Iberis amara, a flowering plant in the Brassicaceae family. Iberis amara is native to Europe and Asia. 'Empress' is a cultivated variety selected for its desirable traits. It is often grown as an annual or biennial due to its tendency to decline after flowering.
Rocket Candytuft is an herbaceous perennial plant that typically grows to a height of about 12 to 18 inches (30 to 45 centimeters). It forms compact mounds of foliage and produces dense clusters of fragrant flowers. 'Empress' is a specific cultivar known for its profusion of white flowers with a hint of pink at the center.
Rocket Candytuft typically blooms in spring and early summer, producing an abundance of flowers that cover the plant. The blooming period can vary slightly depending on growing conditions and climate.
Rocket Candytuft 'Empress' prefers full sun but can tolerate partial shade. It thrives in well-drained soil and is relatively drought-tolerant once established. This cultivar is often used in flower beds, borders, and containers, where its white flowers create a striking display.
Rocket Candytuft 'Empress' is primarily grown for its ornamental value. The profusion of white flowers adds beauty and elegance to garden landscapes. The flowers also have a pleasant fragrance. It is suitable for cut flower arrangements and can be used in floral designs.
Rocket Candytuft 'Empress' can be propagated from seeds. Sow the seeds directly in the garden bed or start them indoors and transplant the seedlings after the last frost. The seeds should be covered lightly with soil and kept moist until germination, which usually takes around 10 to 14 days. Thin the seedlings to allow sufficient space for growth.
Rocket Candytuft 'Empress' is generally low-maintenance. Regular watering is required during dry periods, especially when the plant is establishing. Deadheading spent flowers can encourage additional blooming and maintain a tidy appearance. After flowering, cutting back the plant can promote new growth and extend its lifespan.
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Scientific Name: Iberis Amara
Common Name: Rocket candytuft
Plant Type: Annual
Family: Brassicaceae or Cruciferae
Native Range: Western and southern Europe, including Britian, to N. Africa
Spread: 6 "
Exposure: Prefers full Sun
Blooming Season: Summer, Spring
Attracts: British Butterflies
Flower Color: Cotton-white
Water Requirement: Keeps the plants well-watered, not soggy
Soil Type: Prefers well-drained soil and can grow in nutritionally poor soil
Soil pH: Acid, Neutral, Basic
Uses: Used in modern herbalism, bitter tasting tonic, aiding digestion and relieving wind