Lady's Dragon

dracocephalum ruyschiana

Also known as: ["Lady's Dragon","Dragon's Head"]

Family: Lamiaceae Genus: Dracocephalum Category: Herbs & Weeds

Overview

A perennial herbaceous plant with spikes of small, two-lipped flowers, typically lavender or pinkish in color.

Benefits & Perks

["fragrant flowers","wildlife attractant (bees, butterflies, birds)","medicinal use"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Lamiales
Family: Lamiaceae
Genus: Dracocephalum
Botanical Name: Dracocephalum ruyschiana

Plant Characteristics

Basic Information
  • Category: Herbs & Weeds
  • Suitable Location: rock gardens, alpine troughs, or raised beds with good drainage
  • Suitable For:
    Collectors & Enthusiasts Outdoor Landscapers Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–30°C"}
  • Hardiness: {"zones":"4–8"}
  • Misting: rarely required, only if grown in very dry indoor conditions
  • Drainage: Fast-draining to prevent root rot.
  • Soil Type: Well-draining, sandy loam with some organic matter.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Annually in early spring or after flowering.
  • Pruning Intensity: Moderate; remove up to one-third of the plant if overgrown.
Care Details

Ideal Sunlight Coverage:
Full sun to bright indirect light; 6–8 hours of direct sunlight per day preferred, especially in cooler climates.

Sunlight Tolerance Tips:
Acclimate gradually to intense sunlight to prevent scorching. Place in a spot with morning sun and afternoon shade in hot climates. Indoors, place near a south-facing window.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor drainage or incorrect soil conditions.

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun to partial shade

Rotate plant weekly for even growth; use sheer curtains to filter intense light; avoid direct afternoon sun in summer.

Watering

every 7–10 days, allowing soil to dry between waterings

Water deeply but infrequently; avoid waterlogged soil; ensure good drainage.

Soil

well-draining, sandy loam with moderate organic content

pH: Slightly alkaline to neutral (pH 6.5–7.5).

Ensure pots have drainage holes; avoid heavy clay soils; amend with sand or perlite.

Temperature

Cool to moderate temperatures, ideally 50–70°F (10–21°C). Tolerates cooler conditions but avoids extreme heat.

Avoid sudden temperature changes; protect from frost; maintain moderate temperatures for optimal growth.

Fertilizing

every 4–6 weeks during active growth (spring and summer), with a balanced liquid fertilizer diluted to half strength

Use a balanced fertilizer; dilute to half strength; fertilize only during active growth.

Propagation

Methods

Stem cuttings or division of clumps.

Step-by-Step Propagation Guide
  1. Take 3–4 inch cuttings.
  2. Remove lower leaves.
  3. Dip in rooting hormone (optional).
  4. Plant in moist medium.
  5. Keep humid and warm.

Best Time: Early spring or late summer when the plant is actively growing.

Environment

Warm, humid environment with indirect light and consistent moisture.

Medium

Well-draining potting mix, such as a mix of peat, perlite, and sand.

Hormone

Optional, but rooting hormone can improve success rates.

Timeline

Roots may develop in 3–6 weeks; establish in new pots within 2–3 months.

Tools Needed

Pruning shears, rooting hormone, small pots, well-draining soil mix.

Quick Tips

Use healthy, non-flowering stems; maintain high humidity; avoid direct sunlight during rooting.

Pruning & Repotting

Pruning Guide
Method

Cut back stems to just above a leaf node or bud; remove dead or damaged growth.

Pruning Plan

Prune to maintain shape, encourage bushier growth, and remove dead or weak stems.

Tools

Pruning shears, sterilized scissors.

Checklist

Sterilize tools; prune dead/damaged stems; shape the plant; clean up debris.

Repotting Guide
Best Season

Early spring before new growth begins.

Pot Size

One size larger pot; ensure it has drainage holes.

Method

Remove plant gently; trim any circling 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.

Checklist

Check root boundness; trim roots if needed; use fresh soil; ensure good drainage.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil dryness; water deeply; ensure drainage; reduce in winter.

How to Apply Water Properly

Water at the base of the plant, ensuring moisture reaches the root zone without wetting foliage. Water until it drains from the bottom, then allow the soil to dry out completely before the next watering.

Pro Tip: Use a watering can with a narrow spout to direct water precisely to the root zone, avoiding leaf wetting.
Watering Schedule Tips

Water sparingly, allowing soil to dry completely between waterings. Reduce frequency in winter to once every 4–6 weeks, depending on conditions.

Soil Improvement

Add perlite or coarse sand to improve drainage; incorporate compost for fertility.

Temperature Stress Management
Signs of Temperature Issues

Wilting, yellowing leaves, stunted growth, or leaf drop in response to extreme heat or cold.

Cold Stress

Slows growth and can cause leaf damage or dieback if exposed to prolonged freezing temperatures.

Solution: Protect from frost; move indoors or to a sheltered location in winter; provide a layer of mulch to insulate roots.

Hot Stress

Leaves may wilt, scorch, or drop; growth may slow or stop in excessive heat.

Solution: Provide shade during peak heat; increase humidity; water more frequently but still allow soil to dry between waterings.

Fertilizing Guide
Fertilizing Checklist

Check growing season; dilute fertilizer; apply to moist soil; avoid winter feeding.

Fertilizing Method

Use a balanced, water-soluble fertilizer diluted to half strength every 4–6 weeks during the growing season (spring and summer). Avoid fertilizing in fall and winter.

Common Problems & Solutions

Yellowing of leaves in Dracocephalum ruyschiana may indicate nutrient deficiencies, overwatering, or stress from environmental factors such as excessive sunlight or poor soil drainage.

Wilting in Dracocephalum ruyschiana can result from inadequate water supply, root damage, or pathogenic infections affecting the plant's vascular system.

Leaf spots on Dracocephalum ruyschiana may be caused by fungal or bacterial pathogens, leading to necrotic lesions that can impair photosynthesis and overall plant health.

Rotting, particularly root or stem rot, in Dracocephalum ruyschiana is often caused by excessive moisture and poor drainage, leading to fungal infections and tissue decay.

Toxicity Warning

Cats
Slightly Toxic

Cats may experience mild gastrointestinal upset if they ingest Dracocephalum ruyschiana. The plant's essential oils can irritate the feline digestive tract.

⚠️ Symptoms:
vomiting diarrhea depression
🌿 Toxic Parts:
leaves flowers
⚡ Toxic If:

if eaten

Prevent cats from accessing the plant. Seek veterinary advice if ingestion is suspected.
Dogs
Slightly Toxic

In dogs, ingestion of Dracocephalum ruyschiana can lead to mild gastrointestinal upset. The plant's compounds may cause irritation to the dog's digestive system.

⚠️ Symptoms:
vomiting diarrhea lethargy
🌿 Toxic Parts:
leaves flowers
⚡ Toxic If:

if eaten

Keep pets away from the plant. If ingestion occurs, consult a veterinarian.
Humans
Slightly Toxic

Dracocephalum ruyschiana contains compounds that can cause mild gastrointestinal distress and allergic reactions in some individuals. The plant's essential oils may irritate the digestive tract upon ingestion.

⚠️ Symptoms:
nausea vomiting abdominal pain skin rash
🌿 Toxic Parts:
leaves flowers
⚡ Toxic If:

if eaten

Avoid consumption. Wash hands after handling the plant to prevent skin irritation.
Important: Keep this plant out of reach of children and pets. If ingestion occurs, contact poison control or veterinary services immediately.

Frequently Asked Questions

Q: Is Dracocephalum ruyschiana edible?

A: While not commonly consumed, it has been used in traditional medicine and may have culinary applications in some cultures.

Q: How often should I water Dracocephalum ruyschiana?

A: Water moderately, allowing the soil to dry slightly between waterings to prevent root rot.

Q: Does Dracocephalum ruyschiana attract pollinators?

A: Yes, its fragrant flowers are known to attract bees, butterflies, and other pollinators.

Quick Reference
Family: Lamiaceae
Care: moderate
Light: full sun to partial shade
Water: every 7–10 days, allowing so
Suitable For: ["collectors/enthusiasts","outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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