Cineraria

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Cineraria geifolia 28092003 Afrique du sud

Cineraria refers to a group of flowering plants within the family Asteraceae, which is known for its diverse and colorful species. The term "Cineraria" is often used in horticulture to describe several species and hybrids that are popular in ornamental gardening. These plants are native to southern Africa and are appreciated for their vibrant flowers, which can range in color from blue, purple, and pink to red and white.

Description

Cineraria plants are characterized by their lush, green foliage and daisy-like flowers. They are typically grown as annuals or biennials in temperate climates. The leaves are usually broad and slightly lobed or serrated on the edges. The flowers are composed of a central disc of tiny, fertile florets surrounded by a ring of larger, sterile ray florets, creating a striking contrast.

Cultivation

Cineraria prefers cool temperatures and moist, well-drained soil. They are often grown in shaded or semi-shaded areas as too much sunlight can damage the foliage and flowers. Regular watering and the removal of spent flowers can help promote a longer blooming period. Cineraria is susceptible to pests and diseases like aphids and powdery mildew, so proper care is essential to maintain healthy plants.

Varieties

There are several species and hybrids within the Cineraria genus, including:

• Cineraria maritima (Silver Dust), known for its silver foliage and used mainly for foliage contrast in gardens.
• Cineraria cruenta, often referred to as florist's cineraria, is popular for its vividly colored flowers and is commonly grown as a houseplant or garden annual.

Uses

Cineraria is primarily used for ornamental purposes, in garden beds, borders, and containers for its decorative flowers and foliage. Some species, like Cineraria maritima, are also valued for their foliage and used in mixed plantings to provide contrast.

Conservation

While many cineraria species are widely cultivated, their natural habitats are under threat from habitat loss and environmental changes. Conservation efforts are necessary to preserve the wild species and their genetic diversity.