Fool'S-Onion
Triteleia hyacinthina
Family: Asparagaceae
Fool'S-Onion (Triteleia hyacinthina) is a upright plant from the Asparagaceae family. Easy care.
Complete Care Guide
Light Requirements
Tolerates north-facing windows, shaded corners, and rooms with minimal natural light. Can survive under fluorescent office lighting.
Watering
Very drought-tolerant. Allow soil to dry completely between waterings. Overwatering is the primary cause of death for this plant.
Typical schedule: every 9 days (adjust for season and environment).
Humidity
Tolerates dry air without issue. No special humidity measures needed — works great in air-conditioned or heated rooms.
Temperature
Keep between 55–80°F (13–27°C). Avoid cold drafts, heating vents, and sudden temperature changes.
Size & Growth
Mature size: approximately 18 inches tall × 9 inches wide. Growth rate is fast. Habit: upright.
Difficulty Level: 2/5
Easy to moderate care. Forgiving of minor mistakes but benefits from consistent attention. Good for beginners ready for a small step up.
Quick Tips
- ✓Water every 10 days
- ✓Prefers low light
- ✓Humidity: low
Common Problems & Solutions
Yellowing leaves
Cause: Overwatering or sitting in waterlogged soil
Fix: Let soil dry completely before watering. Ensure pot has drainage holes. Reduce watering frequency.
Scorched or bleached leaves
Cause: Too much direct sunlight burning the foliage
Fix: Move away from direct sun. This plant prefers filtered or indirect light.
Drooping or wilting
Cause: Usually overwatering causing root rot
Fix: Check roots for rot. Reduce watering. Repot in fresh, well-draining soil if needed.
Toxic to Pets
Fool'S-Onion is toxic to cats and dogs. Ingestion may cause oral irritation, excessive drooling, vomiting, and difficulty swallowing. Keep this plant out of reach or consider a pet-safe alternative.
Browse pet-safe alternatives →Frequently Asked Questions
Is Fool'S-Onion safe for cats and dogs?▼
No — Fool'S-Onion is toxic to both cats and dogs. If ingested, it may cause oral irritation, drooling, vomiting, or difficulty swallowing. Keep out of reach of pets or choose a pet-safe alternative.
How often should I water Fool'S-Onion?▼
Water approximately every 9 days, but always check the soil first. Very drought-tolerant. Allow soil to dry completely between waterings. Overwatering is the primary cause of death for this plant. Adjust frequency based on season — less in winter, more in summer.
How much light does Fool'S-Onion need?▼
Fool'S-Onion prefers low light conditions. Tolerates north-facing windows, shaded corners, and rooms with minimal natural light. Can survive under fluorescent office lighting.
How big does Fool'S-Onion get?▼
Indoors, Fool'S-Onion typically reaches about 18 inches (46 cm) tall with a spread of around 9 inches. Growth rate is fast. Size depends on pot size, light, and care.
Is Fool'S-Onion good for beginners?▼
Yes! With a difficulty rating of 2/5, Fool'S-Onion is very forgiving and suitable for beginners. It tolerates imperfect conditions and bounces back from mistakes.
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