Quality Cuttings

Aeonium Semponium ‘Sienna’

** Coming in 2026! **

Semponium ‘Sienna’ is a ground breaking intergeneric crossing between Aeonium and Sempervivum. It is the first officially recognized cross between these genera.

Semponium ‘Sienna’ has a spectacular colour change: bright red from spring to autumn, green-purple in autumn to early winter and dark burgundy red in late winter. ‘Sienna’ has a compact size and grows up to about 16″ high and 16″ wide. It grows to a beautiful dense, conical plant as the plant matures. One head produces an average of 12 offsets. The rosettes are large and strong, the leaves are thick, sturdy and glossy.

Hardy to Zones: 9b

Categories: CAST 2025, Concept Plants
Brand: Concept Plants
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Inventory last updated March 20, 2026 11:08 am

Features:

  • First official cross between Aeonium and Sempervivum
  • Colorful, glossy foliage all year round
  • Compact size very dense
  • Large strong rosettes
  • Ideal for pots and rock gardens

Classifications:

Flower Color: Bright red/purple, burgundy
Foliage: Green
Type: Annual
Habit: Compact
Height: 16-18
Width: 20-24″
Flower Timing: Spring to fall
Heat Tolerance: Full sun to part shade
Patented: Brand Concept Plants
Uses: Containers, landscape, rock gardens

Categories: CAST 2025, Concept Plants