We're offering you a 3 or 6 Tropical Alstroemeria Plants for £17.99, saving you up to 28% off Thompson and Morgan's's price of £24.98 (correct as of 13.05.2026).

Bring Tropical Colour to Your Garden with Alstroemeria (Peruvian Lily)

Alstroemeria, also known as the Peruvian Lily, is a reliable perennial prized for its vivid, multi-tonal blooms and long flowering season. Native to South America, these striking plants belong to the Alstroemeriaceae family and are cherished by gardeners for their resilience and ornamental value.

• Flowering Period: Produces masses of funnel-shaped flowers from June through September, offering months of colour.
• Mature Size: Grows up to 60cm (24") tall, forming bushy clumps ideal for borders or patio pots.
• Growth Habit: Upright stems with lance-shaped leaves; perfect for adding height and structure.

Plant Benefits & Garden Impact

• Adds a tropical flair to beds, borders, and containers with its dazzling palette.
• Makes excellent cut flowers—stems can last up to two weeks indoors.
• Attracts pollinators such as bees and butterflies, supporting garden biodiversity.

Growing Guide: Care & Planting Tips

• Planting Time: Best planted in spring after the last frost or in early autumn.
• Sun Requirements: Prefers full sun but tolerates partial shade; more sun equals more blooms.
• Soil Preferences: Thrives in well-drained, fertile soil. Amend heavy clay with compost for best results.
• Watering: Keep soil moist during active growth but avoid waterlogging.
• Feeding: Apply a balanced liquid fertiliser every 2–4 weeks through summer for prolific flowering.
• Hardiness: Hardy in most UK regions (RHS H4), but mulch in winter to protect roots from severe frost.

Planting & Care Advice

• Shelter from strong winds to prevent stem breakage.
• No need for regular pruning—simply remove faded stems at the base after flowering.
• Add a layer of mulch in autumn to conserve moisture and insulate roots over winter.

Design Tips & Companion Planting

• Combine with hardy geraniums, salvia, or ornamental grasses for a dynamic border display.
• Suits contemporary and cottage garden styles alike—group in clusters for maximum impact.
• Makes an eye-catching feature on patios when grown in large containers.

FAQs

• When is the best time to plant Alstroemeria plugs?
  The ideal time is spring after the risk of frost has passed or early autumn before cold weather sets in.
• How tall do these Alstroemeria plants grow?
  Mature plants reach around 60cm (24") in height, forming compact clumps suited to borders or pots.
• What care do they need over winter?
  Add a thick mulch layer in autumn and protect from severe frost. In colder areas, consider growing in pots so you can move them to shelter if needed.