Overview
Alstroemeria psittacina 'Royal Star' (v) is a clump forming herbaceous perennial in the genus Alstroemeria, part of the Alstroemeriaceae family, with deciduous foliage. It typically grows around 0.5-1 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Alstroemeria psittacina 'Royal Star' (v) grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H4. Suggested uses include borders, containers and cut flowers.
About
Alstroemeria psittacina 'Royal Star' (Peruvian lily 'Royal Star') is a clump-forming herbaceous perennial in the Alstroemeriaceae family. It grows to a height of 0.5 to 1 metre with a spread of 0.1 to 0.5 metres, reaching full size within 2 to 5 years. This deciduous plant thrives in full sun or partial shade with a preference for sheltered west, south, or east-facing aspects. It adapts well to various soil types including chalk, clay, loam, and sand, and tolerates acid, alkaline, or neutral pH, favouring moist but well-drained conditions. It provides seasonal interest in both summer and winter.
About the genus
Alstroemeria, commonly called the Peruvian lily or lily of the Incas, is a genus of flowering plants in the family Alstroemeriaceae. They are all native to South America, although some have become naturalized in the United States, Mexico, Australia, New Zealand, Madeira and the Canary Islands. Almost all of the species are restricted to one of two distinct centers of diversity: one in central Chile and southern Argentina, the other in eastern Brazil.
Wikipedia contributors, "Alstroemeria", CC BY-SA 4.0 — Alstroemeria
Growing conditions
Best soil and position for Alstroemeria
- Sunlight
- Full sun, Partial shade
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- West-facing, South-facing, East-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Alstroemeria psittacina 'Royal Star' (v) size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- Borders, Containers, Cut flowers
Care notes
Pruning and caring for Alstroemeria psittacina 'Royal Star' (v)
- Propagation
- Division in autumn or early spring
- Pest resistance
- Slugs
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Alstroemeria psittacina 'Royal Star' (v)?
Alstroemeria psittacina 'Royal Star' (v) prefers full sun and partial shade. It suits sheltered positions.
What soil does Alstroemeria psittacina 'Royal Star' (v) need?
Alstroemeria psittacina 'Royal Star' (v) is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.
How big does Alstroemeria psittacina 'Royal Star' (v) grow?
Alstroemeria psittacina 'Royal Star' (v) reaches a height of 0.5-1 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.
Is Alstroemeria psittacina 'Royal Star' (v) hardy in the UK?
Alstroemeria psittacina 'Royal Star' (v) has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Alstroemeria psittacina 'Royal Star' (v)?
Division in autumn or early spring.
From the Fenn Plants journal
- Notes on DaffodilsWhen to plant daffodil bulbs in the UK, how deep, how to naturalise them in grass, why daffodils stop flowering (“blindness”), and why you should never mix cut daffodils with other flowers.
- Keeping Your NerveHow to garden through a heatwave — the best time to water, why deep soaks beat daily sprinkles, caring for pots and vulnerable plants, and why you can let the lawn go brown.
- Made to LastHow to clean, store and protect garden pots and planters — the frost-proof vs frost-resistant difference, winter care for terracotta and ceramic, and how to reuse a broken pot.