St. Bruno's Lily
paradisea liliastrum
Also known as: ["St. Bruno's Lily","Alpine Lily"]
Overview
A perennial herbaceous plant native to the mountains of Europe, known for its tall stems bearing white, lily-like flowers.
Benefits & Perks
["long-flowering","wildlife attractant (bees, butterflies, birds)","aesthetic foliage"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Liliopsida |
| Order: | Asparagales |
| Family: | Asparagaceae |
| Genus: | Paradisea |
| Botanical Name: | Paradisea liliastrum |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: border plantings or rock gardens in temperate climates
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"5–30°C"}
- Hardiness: {"zones":"6–9"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent bulb rot.
- Soil Type: Well-draining, loamy soil with added organic matter.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: As needed, typically after flowering or in early spring.
- Pruning Intensity: Light pruning; remove only dead, diseased, or damaged parts.
Care Details
Ideal Sunlight Coverage:
Full sun to partial shade (4–6 hours of direct sunlight daily); adjust based on intensity and season.
Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; protect from harsh midday sun; provide dappled shade in extreme heat.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
full sun to partial shade
Rotate plant for even light exposure; use sheer curtains to filter intense sunlight; avoid placing in drafty areas.
Watering
every 7–10 days during active growth, reduce in winter
Water thoroughly but infrequently; ensure soil dries between waterings; avoid overhead watering to prevent fungal issues.
Soil
well-draining, loamy soil with some organic matter
pH: Slightly acidic to neutral (pH 6.0–7.0).
Use a mix of potting soil and perlite; avoid heavy clay soils; ensure pots have drainage holes.
Temperature
Prefers cool to moderate temperatures (60–75°F or 15–24°C); tolerates cooler nights.
Avoid sudden temperature fluctuations; protect from frost; maintain consistent temperatures for optimal growth.
Fertilizing
every 4–6 weeks during spring and summer
Apply fertilizer to moist soil to prevent root burn; flush soil occasionally to prevent salt buildup; stop fertilizing in fall.
Propagation
Methods
Division of rhizomes or bulb offsets; occasionally from seed.
Step-by-Step Propagation Guide
- Separate rhizomes or offsets.
- Plant at the same depth as the parent.
- Water lightly.
- Provide appropriate light and temperature.
Best Time: Early spring before new growth begins.
Environment
Warm, humid conditions with indirect light for seedlings; normal conditions for divisions.
Medium
Well-draining potting mix with added perlite or sand.
Hormone
Not typically required for division; optional for seed propagation.
Timeline
Division: immediate establishment; seeds: 1–2 years to flowering.
Tools Needed
Sharp, sterile knife, trowel, pots, well-draining soil.
Quick Tips
Ensure each division has roots and foliage; plant at the correct depth; maintain consistent moisture.
Pruning & Repotting
Pruning Guide
Method
Snip off dead foliage at the base; trim spent flower stalks to encourage reblooming.
Pruning Plan
Minimal pruning required; focus on removing dead or damaged foliage to maintain plant health and appearance.
Tools
Sharp, clean scissors or pruners.
Checklist
Sanitize tools; remove dead/damaged parts; trim spent flowers; clean up debris around plant.
Repotting Guide
Best Season
Early spring before active growth begins.
Pot Size
Choose a pot one size larger than the current one; ensure good drainage holes.
Method
Gently remove plant; trim any damaged roots; place in a new pot with fresh, well-draining soil; water lightly.
Suggestions
Repot every 2–3 years or when the plant becomes root-bound; beneficial for bulb health and growth.
Checklist
Select appropriate pot; prepare fresh soil mix; handle roots carefully; water after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture before watering; water deeply; ensure drainage; adjust frequency seasonally.
How to Apply Water Properly
Water at the base of the plant, ensuring moisture reaches the root zone; allow excess water to drain away; water in the morning to minimize evaporation and fungal growth.
Watering Schedule Tips
Water deeply once the top inch of soil feels dry; reduce frequency in winter to prevent root rot.
Soil Improvement
Add perlite or sand for drainage; incorporate compost for fertility; ensure soil is loose and airy.
Temperature Stress Management
Signs of Temperature Issues
Wilting, yellowing leaves, stunted growth, or flower bud drop.
Cold Stress
Slows growth, may cause leaf discoloration, and can lead to root damage if temperatures drop below 50°F (10°C).
Solution: Provide winter protection with mulch; move potted plants indoors; avoid placing near cold drafts.
Hot Stress
Leaves may scorch, wilt, or drop; flowers may fade quickly in excessive heat.
Solution: Provide shade during peak heat; increase watering; use mulch to retain soil moisture.
Fertilizing Guide
Fertilizing Checklist
Use diluted fertilizer; apply during growing season; avoid winter feeding; flush soil periodically.
Fertilizing Method
Use a balanced, water-soluble fertilizer diluted to half strength; fertilize every 4–6 weeks during active growth (spring and summer); avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Non-toxicParadisea liliastrum is not known to be toxic to cats. There are no reported adverse effects from ingestion of this plant by felines.
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
Non-toxicParadisea liliastrum is not known to be toxic to dogs. There are no reported adverse effects from ingestion of this plant by canines.
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
Non-toxicParadisea liliastrum is not known to have toxic effects on humans. The plant is generally considered safe for consumption, though it is not typically used as a food source.
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: How tall does Paradisea liliastrum grow?
A: It typically grows to 60–90 cm (2–3 feet) tall.
Q: Does St. Bruno's Lily require full sun?
A: Yes, it thrives in full sun to partial shade.
Q: Is Paradisea liliastrum deer resistant?
A: Yes, it is generally deer resistant.
Quick Reference
| Family: | Asparagaceae |
| Care: | moderate |
| Light: | full sun to partial shade |
| Water: | every 7–10 days during activ |
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