Lemon Yellow Rosemallow (Hibiscus calyphyllus): A Cheerful Species

Overview

Hibiscus calyphyllus, commonly known as Lemon Yellow Rosemallow, is a species hibiscus native to Africa. It belongs to the Malvaceae family and is prized for its bright, cheerful yellow flowers.

Botanical Details

• Family: Malvaceae
• Genus: Hibiscus
• Species: calyphyllus
• Synonyms: Hibiscus calycinus, Hibiscus chrysantha, Hibiscus rockii

Description

This perennial shrub or subshrub grows 3–6 feet tall. The leaves are lobed, rough-textured, and medium green. The flowers are large, 3–4 inches across, with five petals in a clear lemon yellow, often with a darker red or purple center eye. Blooms appear from late spring through fall in warm climates.

Cultivation

Full sun, well-drained soil. Drought-tolerant once established. Can be grown as an annual in cooler zones. Attracts bees and butterflies. Prune in late winter to shape.