Marihuanilla, Siberian motherwort
leonurus sibiricus
Also known as: ["Siberian motherwort","Marihuanilla"]
Overview
A herbaceous plant native to Asia, known for its ornamental and traditional medicinal uses.
Benefits & Perks
["fragrant flowers","wildlife attractant (bees, butterflies, birds)","medicinal use"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Lamiales |
| Family: | Lamiaceae |
| Genus: | Leonurus |
| Botanical Name: | Leonurus sibiricus |
Plant Characteristics
Basic Information
- Category: Herbs & Weeds
- Suitable Location: outdoor garden bed in a sunny spot, or container with good drainage
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"10–30°C"}
- Hardiness: {"zones":"8–11"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Well-draining, loamy soil with added organic matter.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: Light pruning every 4–6 weeks during growing season; major pruning in early spring.
- Pruning Intensity: Moderate; remove up to one-third of growth at a time.
Care Details
Ideal Sunlight Coverage:
Full sun (6–8 hours/day); tolerates partial shade but may become leggy.
Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; protect from harsh midday sun in hot climates; ensure good air circulation to prevent fungal issues.
Care Requirements
Care Difficulty
easymoderate
Sunlight
full sun to partial shade
Rotate plant for even growth; use sheer curtains to filter intense light; avoid sudden light changes.
Watering
every 7–10 days, allowing soil to dry between waterings
Water thoroughly but infrequently; ensure soil dries between waterings; avoid overwatering.
Soil
well-draining, sandy loam with moderate organic content
pH: Slightly acidic to neutral (pH 6.0–7.0).
Use raised beds for drainage; avoid heavy clay soils; amend with organic matter annually.
Temperature
Prefers warm temperatures (65–85°F/18–29°C); can tolerate mild frosts but thrives in heat.
Protect from frost; ensure good air circulation; adjust watering with temperature changes.
Fertilizing
every 4–6 weeks during active growth with balanced liquid fertilizer
Apply fertilizer after watering; flush soil occasionally to prevent salt buildup; stop fertilizing in fall.
Propagation
Methods
Stem cuttings or seeds; stem cuttings are faster and more reliable.
Step-by-Step Propagation Guide
- Take a 4–6 inch cutting.
- 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 (70–75°F/21–24°C), humid, and bright indirect light.
Medium
Well-draining mix of perlite and peat moss or cactus mix.
Hormone
Rooting hormone is recommended for faster rooting.
Timeline
Roots develop in 2–4 weeks; new growth appears in 6–8 weeks.
Tools Needed
Pruning shears, rooting hormone, small pots, well-draining medium.
Quick Tips
Use healthy, non-flowering stems; maintain consistent moisture; provide bottom heat if possible.
Pruning & Repotting
Pruning Guide
Method
Pinch back tips for bushiness; cut just above a leaf node or lateral branch.
Pruning Plan
Prune to maintain shape, encourage bushier growth, and remove dead or diseased parts.
Tools
Clean, sharp pruning shears or scissors.
Checklist
Sanitize tools; prune dead/damaged growth; shape as desired; dispose of clippings properly.
Repotting Guide
Best Season
Early spring before new growth begins.
Pot Size
Increase pot size by 2–3 inches in diameter.
Method
Remove plant gently; trim roots if needed; place in new pot with fresh soil; water lightly.
Suggestions
Repot every 2–3 years or when roots fill the pot; beneficial for growth and health.
Checklist
Choose appropriate pot; prepare new soil; handle roots carefully; water after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture; water deeply; ensure drainage; avoid wetting leaves.
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 reduce evaporation.
Watering Schedule Tips
Water deeply when 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 good aeration.
Temperature Stress Management
Signs of Temperature Issues
Wilting, leaf drop, or stunted growth in extreme cold; scorching or leaf burn in excessive heat.
Cold Stress
Slows growth; may enter dormancy; prolonged cold can cause root damage.
Solution: Move to a warmer location; provide frost protection; reduce watering in cold periods.
Hot Stress
Leaves may wilt or scorch; growth may slow; increased susceptibility to pests.
Solution: Provide shade during peak heat; increase humidity; water more frequently but avoid waterlogging.
Fertilizing Guide
Fertilizing Checklist
Check fertilizer type; dilute correctly; apply during active growth; avoid winter feeding.
Fertilizing Method
Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season; avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Slightly ToxicCats may experience mild gastrointestinal upset if they consume Leonurus sibiricus. The plant is not highly toxic but can cause mild symptoms.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
Slightly ToxicIn dogs, ingestion of Leonurus sibiricus may lead to mild gastrointestinal upset. The plant is not considered highly toxic but can cause discomfort.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
Slightly ToxicLeonurus sibiricus contains compounds that can cause mild gastrointestinal distress and allergic reactions in some individuals. The plant's effects are generally not severe but can be unpleasant.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Leonurus sibiricus toxic to pets?
A: Reliable information on toxicity to pets is not available.
Q: How often should Leonurus sibiricus be watered?
A: Water moderately, allowing the soil to dry slightly between waterings.
Q: Does Leonurus sibiricus attract wildlife?
A: Yes, it attracts bees, butterflies, and birds due to its fragrant flowers.
Quick Reference
| Family: | Lamiaceae |
| Care: | easy |
| Light: | full sun to partial shade |
| Water: | every 7–10 days, allowing so |
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