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Home » How to » Grow Plants » How to grow Alstroemeria
Alstroemeria, commonly known as the Peruvian Lily, is a vibrant and colorful addition to any garden. With its striking blooms and extended flowering season, it’s no wonder this plant has become a favorite among garden enthusiasts. But, how do you grow these stunning flowers successfully? Let’s dive into the world of Alstroemeria and discover the secrets to nurturing these beauties.
How to grow Alstroemeria
To cultivate Alstroemeria, plant in well-drained soil with full sunlight. Water regularly to keep the soil consistently moist. Deadhead spent blooms for prolonged flowering. In the UK climate, Alstroemeria thrives with care, offering vibrant and long-lasting blooms for your garden.
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Introduction to Alstroemeria
History and Origin
Alstroemeria, with its roots in South America, has a rich history. These plants have adapted well to various climates, making them a versatile choice for gardeners worldwide.
Varieties of Alstroemeria
Alstroemeria comes in an array of colors, including pinks, reds, purples, yellows, oranges, and creamy-whites. Each variety has its unique charm, often adorned with speckles and stripes, adding a touch of exotic flair to your garden.
Cultivation and Care
Ideal Growing Conditions
Soil Requirements
Alstroemeria thrives in fertile, well-draining soil. It’s essential to ensure that the soil does not retain excessive moisture, as this can lead to root rot.
Sunlight and Temperature Needs
These plants love the sun! A warm, sheltered spot, possibly at the base of a sunny wall, is ideal. They can tolerate some light shade but bloom best in full sun.
Planting Alstroemeria
When and How to Plant
The best time to plant Alstroemeria is in the spring. This allows the plant to establish itself before the hotter months. Plant the tubers about 6-8 inches deep and space them approximately 12-18 inches apart.
Spacing and Depth Considerations
Proper spacing is crucial for adequate air circulation and growth. Overcrowding can lead to increased susceptibility to diseases.
Watering and Feeding Alstroemeria
Watering Schedule
Water Alstroemeria regularly, especially during dry spells. However, avoid overwatering, as this can cause root problems.
Fertilization Needs
A balanced, slow-release fertilizer applied in the spring can promote healthy growth and vibrant blooms.
Pruning and Maintenance
Pruning Techniques
Regularly deadheading the spent blooms encourages more flowers. Instead of cutting, gently pull the stem from the base to stimulate new growth.
Seasonal Care Tips
In colder regions, mulching around the base of the plant can protect it from frost. Cut back the foliage in late fall to keep the plant tidy.
Table: Alstroemeria Varieties and Their Characteristics
Variety | Color | Bloom Time | Special Features |
Alstroemeria ‘Inticancha White Pink Blush’ | White with Pink Blush | Summer | Compact, ideal for containers |
Alstroemeria ‘Sirius’ | Bright Yellow | Early Summer to Fall | Hardy, long-lasting blooms |
Alstroemeria ‘Spitfire’ | Vibrant Red | Mid-Summer | Attracts pollinators |
Alstroemeria ‘Indian Summer’ | Orange with Darker Markings | Summer to Early Fall | Drought-tolerant, great for hot climates |
Troubleshooting and Common Issues
Dealing with Pests and Diseases
Alstroemeria can be susceptible to aphids, spider mites, and slugs. Regular inspection and natural pest control methods can help keep these issues at bay.
Overcoming Common Growing Challenges
Avoid planting in overly wet conditions and provide adequate space between plants to prevent most common problems.
Propagation and Multiplication
Propagating Alstroemeria
Division Method
After a few years, your Alstroemeria plants will have formed large clumps. Early spring is the perfect time to divide these clumps. Carefully lift the plants, divide them into smaller sections, and replant immediately.
Growing from Cuttings
Although more challenging, growing Alstroemeria from cuttings is possible. Take cuttings in late spring and ensure they have a good portion of the tuber attached for the best chance of success.
Tips for Successful Propagation
- Handle the tuber-like roots gently to avoid damage.
- Replant divided sections into well-prepared soil enriched with organic matter.
Table: Propagation Tips for Alstroemeria
Method | Best Time | Tips |
Division | Early Spring | Handle roots carefully, replant immediately |
Cuttings | Late Spring | Include a portion of the tuber, use well-draining soil |
Troubleshooting and Problem Solving
Dealing with Pests and Diseases
Alstroemeria is generally robust but watch out for slugs, snails, and aphids. Regular inspections and environmentally friendly pest control are key.
Overcoming Common Growing Challenges
Ensure your Alstroemeria is not sitting in waterlogged soil, especially during winter. In pots, consider moving them to a sheltered spot or laying them on their sides to avoid excess moisture.
Frequently Asked Questions
Yes, they are hardy perennials. The growth dies back each winter, with new growth appearing in spring.
No need to cut back in winter. They naturally die back, and you can remove old stems in spring.
They prefer full sun but can tolerate some light shade. However, they bloom best in full sun.
For a vase, pull the entire stem from the base. They last for weeks and make excellent cut flowers.

Eleanor is the quintessential spirit of the British gardener — passionate, dedicated, and endlessly curious about the natural world. Born and raised amidst the verdant landscapes of the Cotswolds, she developed an early love for the outdoors, often spending hours in the family garden with her hands buried in the soil, nurturing every type of plant she could find.