Shrubby Yellow Wood Sorrel
oxalis frutescens
Also known as: ["Shrubby Sorrel","Yellow Wood Sorrel"]
Overview
A perennial herbaceous plant with trifoliate leaves and yellow flowers, native to South Africa.
Benefits & Perks
["long-flowering","wildlife attractant (bees, butterflies, birds)","drought tolerant"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Oxalidales |
| Family: | Oxalidaceae |
| Genus: | Oxalis |
| Botanical Name: | Oxalis frutescens |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: outdoor garden bed or container in partial shade
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"10–30°C"}
- Hardiness: {"zones":"9–11"}
- 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: As needed, typically every 6–12 months or after flowering.
- Pruning Intensity: Light to moderate; avoid removing more than one-third of the plant at a time.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerates some direct morning sun but prefers shade from intense afternoon rays.
Sunlight Tolerance Tips:
Acclimate gradually to direct light; protect from harsh afternoon sun; adjust placement based on indoor/outdoor conditions.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
partial shade to full sun
Rotate plant for even growth; use sheer curtains to filter intense light; avoid direct afternoon sun.
Watering
every 7–10 days during active growth, reduce in winter
Allow soil to dry between waterings; avoid overwatering; water early in the day.
Soil
well-draining, sandy loam with moderate 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 60–75°F (15–24°C); can tolerate cooler temperatures but avoid frost; thrives in moderate warmth.
Avoid sudden temperature changes; protect from drafts; maintain moderate warmth.
Fertilizing
every 4–6 weeks during growing season
Fertilize only when actively growing; flush soil occasionally to prevent salt buildup; use a balanced formula.
Propagation
Methods
Stem cuttings or division of rhizomes.
Step-by-Step Propagation Guide
- Take cuttings.
- Apply rooting hormone if using.
- Plant in medium.
- Keep moist and warm.
- Wait for roots.
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.
Hormone
Optional, but can help speed up root development.
Timeline
Roots develop in 3–6 weeks; new growth appears in 2–3 months.
Tools Needed
Pruning shears, rooting hormone, small pots, well-draining mix.
Quick Tips
Use healthy, non-flowering stems; keep cuttings out of direct sun; maintain humidity.
Pruning & Repotting
Pruning Guide
Method
Pinch back stems or use clean cuts to remove unwanted growth.
Pruning Plan
Remove dead or leggy growth to encourage bushier form; shape as needed for aesthetic or health.
Tools
Pruning shears, sharp scissors, disinfectant.
Checklist
Sanitize tools; prune dead or diseased parts; shape for airflow; dispose of clippings.
Repotting Guide
Best Season
Spring, before active growth begins.
Pot Size
One size larger pot; ensure good drainage holes.
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 soil refresh.
Checklist
Choose appropriate pot; prepare fresh soil; handle roots carefully; water after repotting.
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 even moisture reaches the root zone; avoid wetting foliage; ensure excess water drains away.
Watering Schedule Tips
Water deeply when the top inch of soil is 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 cold; scorching or leaf curl in excessive heat.
Cold Stress
Slows growth; may enter dormancy; roots can rot in cold, wet soil.
Solution: Move to a warmer location; protect from drafts; reduce watering in cool conditions.
Hot Stress
Leaves may scorch, wilt, or drop; growth may slow due to excessive heat.
Solution: Provide shade; increase humidity; water more frequently but avoid waterlogging.
Fertilizing Guide
Fertilizing Checklist
Check growth phase; dilute fertilizer; apply to moist soil; avoid winter feeding.
Fertilizing Method
Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season (spring/summer); avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Slightly ToxicCats are susceptible to the oxalic acid in Oxalis frutescens, which can cause mild to moderate gastrointestinal distress. The plant is not typically fatal but can cause discomfort and should be kept away from curious pets.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
Slightly ToxicIn dogs, ingestion of Oxalis frutescens can cause mild gastrointestinal upset due to the presence of oxalic acid. While generally not life-threatening, large quantities may lead to more severe symptoms, particularly in small or sensitive breeds.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
Slightly ToxicOxalis frutescens contains oxalic acid, which can interfere with calcium absorption and lead to metabolic disturbances when ingested in significant quantities. The plant's effects are generally mild but can be more pronounced in individuals with pre-existing kidney conditions.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Oxalis frutescens toxic to pets?
A: Yes, it is mildly toxic to dogs and cats if ingested.
Q: How often should Oxalis frutescens be watered?
A: Water moderately, allowing the soil to dry slightly between waterings.
Q: Does Oxalis frutescens attract wildlife?
A: Yes, it attracts bees, butterflies, and birds due to its flowers.
Quick Reference
| Family: | Oxalidaceae |
| Care: | moderate |
| Light: | partial shade to full sun |
| Water: | every 7–10 days during activ |
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