Princess Monica Peruvian Lily (Alstroemeria × hybrida 'Princess Monica')

Princess Monica Peruvian Lily

Alstroemeria × hybrida 'Princess Monica'

Ruffled blooms hold soft sunset hues, a garden staple for cut flowers. Herbaceous perennial flowering plant; common name: Princess Monica Peruvian Lily.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; requires at least 6 hours of direct sunlight for abundant blooms, with afternoon shade in hot climates
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Watering Water deeply when the top 5 cm of soil is dry; avoid overwatering to prevent root rot
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Temperature Thrives in 15–25°C; tolerates light frosts down to 5°C but needs protection from hard freezes
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Characteristics

  • Leaf: Linear to lanceolate leaves twisted 180 degrees, medium green with smooth margins
  • Flower: Trumpet-shaped ruffled blooms in pink and cream with golden throats, clustered at stem tops
  • Stem: Erect, slender green stems with branching flower stalks
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Care Guide

Watering

Keep soil consistently moist but not waterlogged

Fertilization

Apply balanced slow-release fertilizer at planting. Avoid high-nitrogen fertilizers to prevent excessive foliage growth over flowering

Banana peel compost tea:Soak fully composted banana peels in water for 3 days, dilute 1:20 for root drench; avoid raw peels to prevent pest infestations
Pruning
  • Deadhead spent blooms regularly to encourage repeat flowering
  • Cut back stems to ground level after the first autumn frost
  • Thin overcrowded clumps every 2–3 years in early spring to improve airflow
  • Remove yellowing or diseased foliage promptly to prevent spread of pathogens
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Contains tulipalin A, causing vomiting, diarrhea, hypersalivation and abdominal pain

Humans: Ingestion of large quantities may cause mild nausea or stomach upset

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Garden Uses & Culture

Culture: Symbolizes friendship and devotion; popular in wedding bouquets and cut flower arrangements

Usage: Cut flower production, garden borders, container planting