Chaste Tree, Five-leaf Chaste Tree
vitex negundo
Also known as: ["Nirgundi","Handkerchief Tree"]
Overview
A deciduous shrub or small tree native to Asia, known for its aromatic leaves and spikes of lavender flowers.
Benefits & Perks
["fragrant flowers","wildlife attractant (bees, butterflies, birds)","medicinal use","aesthetic foliage"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Lamiales |
| Family: | Lamiaceae |
| Genus: | Vitex |
| Botanical Name: | Vitex negundo |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: outdoor garden bed in a sunny spot, or container in a sheltered patio
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"10–35°C"}
- Hardiness: {"zones":"8–11"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent root rot.
- Soil Type: Well-draining, loamy soil with added organic matter; can tolerate poor soils but thrives with enrichment.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: Annually after flowering or every 2–3 years for older plants.
- Pruning Intensity: Moderate; remove up to one-third of old growth to rejuvenate the plant.
Care Details
Ideal Sunlight Coverage:
Full sun to partial shade (6–8 hours of direct sunlight daily); tolerates some shade but may become leggy.
Sunlight Tolerance Tips:
Acclimate plants to full sun gradually if moved from shade; protect from intense midday sun in hot climates; ensure good air circulation to prevent fungal issues.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
full sun to partial shade
Rotate plant for even growth; use sheer curtains to filter intense light indoors; avoid placing in drafty areas.
Watering
every 7–10 days during active growth, less frequently in winter
Water thoroughly but allow soil to dry between waterings; avoid overwatering, especially in winter.
Soil
well-draining, loamy soil with moderate organic content
pH: Slightly acidic to neutral (pH 6.0–7.0).
Use raised beds for better drainage; avoid heavy clay soils; mulch to retain moisture and suppress weeds.
Temperature
Prefers warm temperatures (65–85°F or 18–29°C); can tolerate mild frosts but thrives in heat.
Protect from frost; ensure good air circulation in heat; adjust watering with temperature changes.
Fertilizing
every 4–6 weeks during spring and summer
Apply fertilizer after watering to prevent root burn; flush soil occasionally to prevent salt buildup; use organic options like compost for slow-release nutrients.
Propagation
Methods
Stem cuttings or division; stem cuttings are more common for home growers.
Step-by-Step Propagation Guide
- Take a 4–6 inch cutting with at least two nodes.
- Remove lower leaves.
- Dip in rooting hormone.
- Plant in medium.
- Keep moist and warm.
Best Time: Spring or early summer when the plant is actively growing.
Environment
Warm, humid environment with indirect light; maintain consistent moisture.
Medium
Well-draining potting mix with perlite or sand; can also root in water initially.
Hormone
Rooting hormone is recommended to improve success rates.
Timeline
Roots may develop in 3–6 weeks; new growth indicates establishment, typically within 2–3 months.
Tools Needed
Pruning shears, rooting hormone, small pots, well-draining medium, plastic wrap or propagator.
Quick Tips
Use healthy, non-flowering stems; maintain humidity with a plastic cover; avoid direct sunlight during rooting.
Pruning & Repotting
Pruning Guide
Method
Selective pruning of branches to shape the plant; cut just above a leaf node or bud.
Pruning Plan
Prune to maintain shape, encourage bushiness, and remove dead or diseased growth; best done after flowering or in late winter/early spring.
Tools
Pruning shears, loppers (for larger branches), gloves.
Checklist
Sterilize tools; prune at the right time; remove dead/diseased wood; shape the plant; clean up debris.
Repotting Guide
Best Season
Early spring before new growth begins.
Pot Size
Increase pot size by 2–3 inches in diameter; ensure good drainage holes.
Method
Remove plant gently; trim roots if necessary; place in a slightly larger pot with fresh, well-draining soil; water thoroughly after repotting.
Suggestions
Repot every 2–3 years or when roots fill the pot; beneficial for container-grown plants to refresh soil and provide space.
Checklist
Choose right pot size; prepare new soil mix; trim roots if needed; water after repotting; place in appropriate light.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture; water deeply; ensure drainage; adjust for season.
How to Apply Water Properly
Water at the base of the plant, ensuring moisture reaches the root zone; water early in the day 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 compost or well-rotted manure for fertility; mix in perlite or sand for drainage; ensure good aeration.
Temperature Stress Management
Signs of Temperature Issues
Yellowing leaves or leaf drop in cold stress; wilting or scorching in excessive heat.
Cold Stress
Growth slows or halts; leaves may turn yellow or brown; risk of frost damage in freezing temperatures.
Solution: Move potted plants indoors or to a sheltered location; apply a thick layer of mulch for ground plants; avoid overwatering in cold conditions.
Hot Stress
Leaves may wilt, scorch, or drop; growth may slow due to excessive transpiration.
Solution: Provide shade during peak heat; increase watering frequency; use mulch to retain soil moisture.
Fertilizing Guide
Fertilizing Checklist
Check fertilizer type; dilute correctly; apply during growing season; avoid winter feeding.
Fertilizing Method
Use a balanced, water-soluble fertilizer diluted to half strength every 4–6 weeks during growing season (spring to early fall); avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Slightly ToxicCats are sensitive to the compounds in Vitex negundo, particularly in the seeds and berries, which can lead to mild gastrointestinal upset and allergic reactions.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
Slightly ToxicDogs may experience mild gastrointestinal upset if they consume the seeds or berries of Vitex negundo. The toxic compounds can cause irritation to the digestive tract.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
Slightly ToxicVitex negundo contains compounds that can cause mild gastrointestinal distress and allergic reactions in humans. The seeds and berries are the most toxic parts due to their higher concentration of these compounds.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Vitex negundo suitable for medicinal use?
A: Yes, it is traditionally used in Ayurvedic and Chinese medicine for its anti-inflammatory and analgesic properties.
Q: How often should I water Vitex negundo?
A: Water moderately, allowing the soil to dry slightly between waterings.
Q: Does Vitex negundo attract wildlife?
A: Yes, its flowers attract bees, butterflies, and birds, making it a good choice for wildlife gardens.
Quick Reference
| Family: | Lamiaceae |
| Care: | moderate |
| Light: | full sun to partial shade |
| Water: | every 7–10 days during activ |
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