SafePlants

Aeonium arboreum: The Tree Aeonium

Aeonium arboreum, also known as the tree aeonium, tree houseleek, or Irish rose, is a captivating succulent subshrub appreciated for its striking appearance and ease of cultivation.

Considerations for Pets

• As a succulent, the leaves of Aeonium arboreum are fleshy and contain sap.

Considerations for Children

• As a succulent, the leaves of Aeonium arboreum are fleshy and may be tempting.

Taxonomy and Nomenclature

• Scientific Name: Aeonium arboreum (L.) Webb &amp Berthel.
• Family: Crassulaceae (Stonecrop Family)
• Genus: Aeonium
• Synonyms: Sempervivum arboreum. Aeonium arboreum var. atropurpureum hort. ex Nichols.

Common Names

• Tree Aeonium
• Tree Houseleek
• Irish Rose

Description

• Aeonium arboreum is a subtropical subshrub that can grow up to 1.5 meters (approximately 5 feet) tall.
• It forms rosettes of waxy leaves that come in various colors, including green and purple. The purple coloration tends to intensify in sunlight.
• In late spring, it produces conical panicles of small yellow flowers.

Varieties

• Aeonium arboreum var. atropurpureum: A popular variety with deep red-purple leaves. Known also as Black Tree Aeonium, Black Rose, Black Beauty.
• Aeonium arboreum 'Schwarzkopf': A variety with almost black leaves.
• Aeonium arborescens 'Tip Top': A dwarf clustering form that reaches about 1 foot tall.

Distribution and Habitat

• Native to the hillsides of the Canary Islands.
• It has escaped cultivation and can be found in southern Australia, where it is considered a minor environmental weed.

Cultivation

• Easy to grow in areas with few freezes and can also be grown indoors.
• Prefers full sun and well-drained soil.
• Propagation can be achieved by seed sown at 19-24°C in spring or by stem cuttings.