Orostachys iwarenge
Also known as: Dunce cap
The dunce cap: powdery grey-blue layered rosettes with a sharp point, growing in autumn/spring and resting in summer. It belongs to the Orostachys genus, comes from Japan/China, stays around Rosettes 4–8 cm, clumping, and tolerates USDA 5–9; very cold-hardy. Individual plants vary, so treat this as a general guide rather than a guarantee.
Key facts
- Genus: Orostachys
- Origin: Japan/China
- Mature size: Rosettes 4–8 cm, clumping
- Hardiness: USDA 5–9; very cold-hardy
- Toxicity: Non-toxic
Succulent at a glance
- Genus
- Orostachys
- Origin
- Japan/China
- Mature size
- Rosettes 4–8 cm, clumping
- Growth habit
- Grey-blue layered rosettes (dunce caps)
- Leaf colour
- Powdery grey-blue layered leaves
- Flower colour
- White-pink spike (monocarpic)
- Hardiness
- USDA 5–9; very cold-hardy
- Toxicity
- Non-toxic
- Other names
- Dunce cap
About the Orostachys iwarenge
The dunce cap: powdery grey-blue layered rosettes with a sharp point, growing in autumn/spring and resting in summer. Cold-hardy outdoor succulent; monocarpic main rosette with chicks continuing.
Care and cultivation
Cold-hardy Asian dunce-cap succulents. They grow in autumn and spring, rest in summer — water accordingly. Full sun and extreme drainage. Light: Full sun. Water: Every 2 weeks in autumn growth; dry in summer. Soil: Very gritty mineral mix.
Description
Orostachys iwarenge is a Orostachys succulent from Japan/China. The dunce cap: powdery grey-blue layered rosettes with a sharp point, growing in autumn/spring and resting in summer. Cold-hardy outdoor succulent; monocarpic main rosette with chicks continuing.
Identification
Key identification features: Powdery grey-blue layered leaves leaves in a Grey-blue layered rosettes (dunce caps) form, reaching Rosettes 4–8 cm, clumping. Also known as Dunce cap. Nickname: 'Dunce cap'. Nickname: 'Dunce cap'.
Frequently asked questions
How often should I water Orostachys iwarenge?
Every 2 weeks in autumn growth; dry in summer. Let the soil dry completely between waterings and reduce water in winter.
Is Orostachys iwarenge toxic to pets?
Non-toxic. Keep it out of reach of cats and dogs.
Related succulents
Succulent information on this page is based on the Wikipedia article on the Orostachys iwarenge, supplemented with additional research. Reviewed for accuracy.