Overview
Echinopsis 'Party Frock' is a clump forming cactus succulent in the genus Echinopsis, part of the Cactaceae family, with evergreen foliage. Echinopsis 'Party Frock' grows best in full sun, and tolerates loam and sand soils and any pH. Its UK hardiness is rated H2. Suggested uses include patio and container plants.
About
Echinopsis 'Party Frock' is a clump-forming cactus succulent belonging to the genus Echinopsis, known for its spherical or cylindrical stems with prominent ribs and spines. This evergreen plant thrives in full sun and prefers a sheltered position facing south or west. It grows best in fertile, well-drained loam or sandy soils with a pH that can be acid, alkaline, or neutral. In spring and summer, it produces funnel-shaped blossoms, making it an attractive choice for patios and containers. It is hardy to UK zone H2 and can be propagated by seed or offsets.
About the genus
Echinopsis is a genus of cacti native to South America, sometimes known as hedgehog cactus, sea-urchin cactus or Easter lily cactus. As of November 2025, Plants of the World Online used a broad circumscription of the genus, resulting in about 80 accepted species, ranging from large and treelike types to small globose cacti. The name derives from echinos hedgehog or sea urchin, and opsis appearance, a reference to these plants' dense coverings of spines.
Wikipedia contributors, "Echinopsis", CC BY-SA 4.0 — Echinopsis
Growing conditions
Best soil and position for Echinopsis
- Sunlight
- Full sun
- Soil type
- Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Echinopsis 'Party Frock' size, habit and characteristics
- Plant type
- Cactus Succulent
- Habit
- Clump forming
- Foliage
- Evergreen
- Suggested uses
- Patio and container plants
Care notes
Pruning and caring for Echinopsis 'Party Frock'
- Propagation
- Seed, offsets
- Pest resistance
- Mealybugs
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Echinopsis 'Party Frock'?
Echinopsis 'Party Frock' prefers full sun. It suits sheltered positions.
What soil does Echinopsis 'Party Frock' need?
Echinopsis 'Party Frock' grows best in loam and sand soil. It is happy in soil of any pH. Aim for soil that stays well-drained.
Is Echinopsis 'Party Frock' hardy in the UK?
Echinopsis 'Party Frock' has an RHS hardiness rating of H2, meaning it is tender, tolerating 1–5°C, and needs frost-free protection over winter.
How do I propagate Echinopsis 'Party Frock'?
Seed, offsets.