Sierra Tiger Lily (Lilium parvum)

Sierra Tiger Lily

Lilium parvum

Its orange spotted blooms glow like wild embers in mountain meadows. Bulbous perennial wildflower; common name: Sierra Tiger Lily.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; prefers bright direct sunlight with afternoon shade in low-elevation hot climates
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Watering Water deeply when the top 5 cm of soil is dry; avoid waterlogging the underground bulb to prevent rot
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Temperature Hardy to USDA zones 5–8; tolerates light winter frost and avoids prolonged temperatures above 30°C
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Characteristics

  • Leaf: Narrow, linear to lanceolate leaves arranged in whorls along the stem
  • Flower: Recurved orange petals with dark maroon spots; nodding, trumpet-shaped blooms
  • Bulb: Underground scaly bulb for seasonal nutrient storage
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Horticulturist's Insider Field Notes (No AI Fluff)

The Golden 'Finger Test' Rule

Never water on a strict calendar. Stick your index finger 2 inches into the soil. If it feels cool and damp, wait 2–3 days. If bone dry, water thoroughly until it drains from the bottom holes.

Empty the Saucer After 20 Minutes

The #1 houseplant killer is water sitting in the catch tray. Stagnant runoff water starves roots of oxygen and causes root rot.

Turn the Pot Every 2 Weeks

Houseplants naturally lean toward the nearest window light. Give the pot a quarter-turn biweekly to maintain balanced, symmetrical architecture.

Wipe the Dust Away

Dust on leaves acts like a heavy sunshade. Gently wipe broad foliage with a damp cloth monthly to maximize photosynthesis and air purification.

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Care Guide

Watering

Keep soil consistently moist during active growth and flowering

Fertilization

Diluted balanced liquid fertilizer once monthly. Discontinue fertilizing after flowering to support bulb dormancy

Eggshell powder topdressing:Crush dried eggshells into fine powder; sprinkle 1–2 tbsp around the plant base in early spring, avoiding direct contact with the underground bulb
Pruning
  • Remove spent flower heads to prevent seed production and conserve bulb energy
  • Cut back yellowing foliage to ground level after it dies back in late autumn
  • Thin overcrowded bulbs every 3–4 years in late autumn to improve airflow and nutrient access
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Pet & Human Toxicity & Emergency Guide

⚠️ Toxic to Pets (Cats & Dogs)

Toxicity Warning: Veterinary toxicology registers Sierra Tiger Lily (Lilium parvum) as possessing biochemical compounds (such as insoluble oxalates, alkaloids, or saponins) that pose ingestion hazards to felines and canines.

Feline Ingestion Risks (Cats)

Oral pain, hypersalivation (excessive drooling), pawing at mouth, swelling of tongue or lips, vocalization, and vomiting.

Canine Ingestion Risks (Dogs)

Oral mucosal irritation, gagging, retching, lack of appetite, lethargy, diarrhea, and difficulty swallowing.

Immediate Emergency First-Aid

Do NOT induce vomiting without veterinary instructions! Carefully remove remaining plant pieces, gently rinse mouth with cool water, and monitor breathing.

🚨 Pet Ingestion Emergency? Instant Plant & Toxicity Scan

Chewed leaf or stem? Open PlantFun App to scan the plant, immediately verify the botanical species, and view ASPCA toxicity severity ratings & vet first-aid advice.

Emergency Plant Scan
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Troubleshooting & Common Plant Problems

Quick diagnostic guide for common care issues affecting Sierra Tiger Lily (Lilium parvum):

Yellowing Leaves

Most commonly caused by overwatering or poor drainage. Ensure topsoil dries out between waterings and check for root ventilation.

Brown or Crispy Leaf Tips

Low ambient humidity, hard tap water minerals, or direct midday sunburn. Increase humidity and use filtered water.

Drooping or Wilting Foliage

Indicates dehydration or root damage from prolonged waterlogging. Inspect soil moisture and root firmness.

Common Pests (Spider Mites, Aphids)

Dry indoor air encourages pests. Wipe leaves with a damp cloth and treat with insecticidal soap or neem oil.

🌿 Instant AI Plant Health Check

Take a photo of any leaf on PlantFun App to get instant diagnosis of diseases, pests, and custom care recovery steps.

Diagnose Leaf Free
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Propagation & Repotting Guide

  • Taking Cuttings: During active spring or summer growth, take a healthy 4–6 inch cutting just below a node using clean shears.
  • Rooting Medium: Place cuttings in fresh water or moist perlite mix in bright, indirect light; refresh water weekly.
  • Potting Up: Transplant into well-draining potting mix once roots reach 2 inches in length (typically 3–5 weeks).
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Seasonal Care Calendar

  • Spring & Summer (Active Growth): Water thoroughly as topsoil dries; apply diluted balanced fertilizer monthly; encourage steady growth.
  • Autumn (Transition): Gradually reduce watering frequency as daylight hours shorten; discontinue fertilization.
  • Winter (Dormancy): Water sparingly only when soil is mostly dry; protect from cold window drafts; keep in warm room.
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Frequently Asked Questions

How often should I water my Sierra Tiger Lily?

Water thoroughly when the top 1–2 inches of soil feel dry. In active growth (spring/summer), water every 1–2 weeks; reduce significantly in winter.

Where is the best indoor location for Sierra Tiger Lily?

Position in bright, filtered indirect light (e.g., near an east or south-facing window with sheer curtains). Avoid harsh direct midday sun.

Is Sierra Tiger Lily toxic to pets?

ASPCA: Highly toxic; ingestion of any plant part (pollen, leaves, flowers, bulbs) can trigger acute kidney failure

When should I repot my Sierra Tiger Lily?

Repot every 1–2 years in spring when roots outgrow the drainage holes or the soil depletes nutrients.

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Garden Uses & Culture

Culture: Symbolizes wild mountain resilience and native floral beauty in Western U.S. ecosystems

Usage: Ornamental wildflower; attracts hummingbirds and native pollinators to garden landscapes

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