Dillenius' Woodsorrel
oxalis dillenii
Also known as: ["Dillenius' Sorrel","Yellow Woodsorrel"]
Overview
A perennial herbaceous plant with clover-like leaves and yellow flowers, native to North America.
Benefits & Perks
["wildlife attractant (bees, butterflies, birds)","low maintenance","drought tolerant"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Oxalidales |
| Family: | Oxalidaceae |
| Genus: | Oxalis |
| Botanical Name: | Oxalis dillenii |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: indoor pot or outdoor garden bed in partial shade
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"5–30°C"}
- Hardiness: {"zones":"6–9"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Well-draining potting mix with added perlite or sand for aeration.
Maintenance Level
- Maintenance Level: low
- Toughness Level: moderate
- Pruning Frequency: As needed, typically every few months or after flowering.
- Pruning Intensity: Light to moderate; avoid removing more than one-third of the plant at once.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerate partial shade but avoid intense direct sun.
Sunlight Tolerance Tips:
Acclimate gradually to new light conditions; protect from harsh midday sun; adjust placement based on season.
Care Requirements
Care Difficulty
easymoderate
Sunlight
partial shade to full sun
Rotate plant for even growth; use sheer curtains to filter direct light; move outdoors in spring/summer for brighter light.
Watering
every 7–10 days during active growth, reduce in winter
Water thoroughly but allow soil to dry between waterings; avoid overwatering, especially in dormancy.
Soil
well-draining, slightly acidic potting mix
pH: Slightly acidic to neutral (pH 6.0–7.0).
Ensure pots have drainage holes; avoid heavy clay soils; topdress with compost occasionally.
Temperature
Prefers 60–75°F (15–24°C); tolerates cooler temperatures but avoid frost.
Avoid sudden temperature changes; protect from drafts; maintain consistent room temperature.
Fertilizing
every 4–6 weeks during growing season
Dilute fertilizer to prevent burn; fertilize only when actively growing; flush soil occasionally to prevent salt buildup.
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.
Best Time: Spring or early summer when the plant is actively growing.
Environment
Warm, humid environment with indirect light.
Medium
Well-draining potting mix with perlite or sand.
Hormone
Optional, but rooting hormone can speed up root development.
Timeline
Roots develop in 2–4 weeks; new growth appears in 6–8 weeks.
Tools Needed
Pruning shears, rooting hormone, small pots, well-draining soil.
Quick Tips
Use healthy, non-flowering stems; maintain high humidity; avoid direct sun during rooting.
Pruning & Repotting
Pruning Guide
Method
Snip stems just above a leaf node or junction; remove yellow or damaged leaves.
Pruning Plan
Remove dead or yellowing leaves to encourage new growth; shape plant as needed.
Tools
Clean pruning shears or scissors.
Checklist
Sanitize tools; prune dead/damaged growth; shape plant; dispose of clippings.
Repotting Guide
Best Season
Spring, before active growth begins.
Pot Size
One size up from current pot; ensure good drainage holes.
Method
Remove plant gently; trim roots if necessary; repot in fresh, well-draining soil with a slightly larger pot.
Suggestions
Repot every 1–2 years or when roots fill the pot; beneficial for growth and soil refresh.
Checklist
Check root bound status; prepare new pot with drainage; use fresh soil; water after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture; water thoroughly; ensure proper drainage; adjust for season.
How to Apply Water Properly
Water directly at the root zone until water drains from the bottom; ensure excess water is removed to prevent standing moisture.
Watering Schedule Tips
Water when the top inch of soil is dry; reduce frequency in winter to prevent root rot.
Soil Improvement
Add perlite or coarse sand to improve drainage; incorporate organic matter for fertility.
Temperature Stress Management
Signs of Temperature Issues
Wilting, yellowing leaves, or stunted growth in extreme heat or cold.
Cold Stress
Slows growth, may cause leaf drop, and can lead to root damage if temperatures drop below 50°F (10°C).
Solution: Move to a warmer location; insulate pots; avoid cold drafts.
Hot Stress
Leaves may scorch, wilt, or drop; growth may slow in excessive heat above 85°F (29°C).
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 contact with leaves.
Fertilizing Method
Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season (spring/summer); cease in fall/winter.
Common Problems & Solutions
Toxicity Warning
Cats
Slightly ToxicCats may experience mild gastrointestinal distress if they ingest parts of Oxalis dillenii. The oxalic acid content can cause irritation, though severe toxicity is rare.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
Slightly ToxicIn dogs, ingestion of Oxalis dillenii can lead to mild gastrointestinal upset due to the presence of oxalic acid. While generally not life-threatening, ingestion may cause discomfort and should be monitored.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
Slightly ToxicOxalis dillenii contains oxalic acid, which can interfere with calcium absorption and cause mild physiological disturbances when ingested in significant quantities. The 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 dillenii toxic to pets?
A: Yes, it is mildly toxic to dogs and cats if ingested.
Q: How often should I water Oxalis dillenii?
A: Water moderately, allowing the soil to dry slightly between waterings.
Q: Does Oxalis dillenii attract wildlife?
A: Yes, it attracts bees and butterflies with its yellow flowers.
Quick Reference
| Family: | Oxalidaceae |
| Care: | easy |
| Light: | partial shade to full sun |
| Water: | every 7–10 days during activ |
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