Canyon Goosefoot, Arizona Dock
rumex hymenosepalus
Also known as: ["Wild Rhubarb"]
Overview
A perennial herbaceous plant native to the southwestern United States and Mexico, known for its large, heart-shaped leaves and reddish stems.
Benefits & Perks
["drought tolerant","wildlife attractant (bees, butterflies, birds)"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Polygalales |
| Family: | Polygonaceae |
| Genus: | Rumex |
| Botanical Name: | Rumex hymenosepalus |
Plant Characteristics
Basic Information
- Category: Herbs & Weeds
- Suitable Location: xeriscaped garden or arid landscape
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"5–40°C"}
- Hardiness: {"zones":"8–10"}
- Misting: rarely required
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Well-draining, sandy loam with some organic matter.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: As needed, typically in late winter or early spring before new growth begins.
- Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary.
Care Details
Ideal Sunlight Coverage:
Full sun (6–8 hours/day); tolerates partial shade in hot climates.
Sunlight Tolerance Tips:
Acclimate gradually to intense sunlight; protect from harsh afternoon sun in arid regions; ensure good air circulation.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
full sun
Rotate plant for even light exposure; use shade cloth in extreme heat; avoid direct sun on leaves during peak hours.
Watering
every 7–10 days during active growth, reduce in winter
Water thoroughly but infrequently; ensure soil dries between waterings; avoid overwatering.
Soil
well-draining, sandy loam
pH: Slightly acidic to neutral (pH 6.0–7.0).
Ensure soil dries between waterings; avoid heavy clay soils; amend with organic matter.
Temperature
Prefers 60–85°F (15–29°C); tolerates mild frosts but thrives in warm conditions.
Monitor temperature extremes; adjust watering; protect from frost.
Fertilizing
every 2–3 months during growing season
Fertilize sparingly; avoid high-nitrogen formulas; flush soil occasionally to prevent salt buildup.
Propagation
Methods
Stem cuttings or division; seeds can also be used but may be slower.
Step-by-Step Propagation Guide
- Take cuttings.
- Apply rooting hormone.
- Plant in medium.
- Maintain humidity.
- Transplant when rooted.
Best Time: Spring or early summer when the plant is actively growing.
Environment
Warm, humid conditions with indirect light; maintain consistent moisture.
Medium
Well-draining mix of perlite and peat moss or cactus soil.
Hormone
Rooting hormone is recommended for faster rooting.
Timeline
Roots may develop in 3–6 weeks; establish in new pot within 2–3 months.
Tools Needed
Pruning shears, rooting hormone, small pots, misting spray bottle.
Quick Tips
Use healthy, non-flowering stems; keep cuttings out of direct sun; maintain high humidity.
Pruning & Repotting
Pruning Guide
Method
Trim back leggy stems; remove yellow or dead leaves; shape as desired.
Pruning Plan
Remove dead or damaged foliage to improve air circulation and appearance.
Tools
Pruning shears, gloves, disinfectant for tools.
Checklist
Clean tools; remove dead growth; shape plant; dispose of clippings.
Repotting Guide
Best Season
Spring, before the active growing season begins.
Pot Size
Choose a pot one size larger (2–3 inches wider) than the current one.
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 root health and growth.
Checklist
Select new 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 moisture reaches the root zone; allow excess water to drain away; water early in the day to minimize evaporation.
Watering Schedule Tips
Water deeply once the top inch of soil feels dry; reduce frequency in winter to prevent root rot.
Soil Improvement
Add perlite or coarse sand for drainage; incorporate compost for fertility.
Temperature Stress Management
Signs of Temperature Issues
Wilting, leaf scorch, or stunted growth in extreme heat; leaf drop or browning in cold stress.
Cold Stress
Slows growth; may cause leaf discoloration or dieback in prolonged cold.
Solution: Provide frost protection; move to a sheltered location; avoid overwatering in cold.
Hot Stress
Leaves may wilt or curl; growth may slow under intense heat.
Solution: Provide afternoon shade; increase watering; use mulch to retain soil moisture.
Fertilizing Guide
Fertilizing Checklist
Use diluted fertilizer; apply during active growth; avoid winter feeding.
Fertilizing Method
Use a balanced, water-soluble fertilizer diluted to half strength; apply every 4–6 weeks during growing season; avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Slightly ToxicThe roots of Rumex hymenosepalus contain oxalates, which can cause mild gastrointestinal upset in cats. Cats are particularly sensitive to oxalates, and ingestion may lead to more pronounced symptoms compared to other species.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
Slightly ToxicThe roots of Rumex hymenosepalus contain oxalates, which can cause mild gastrointestinal upset in dogs. While generally not life-threatening, ingestion in large quantities may lead to more severe symptoms, including potential kidney irritation.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
Slightly ToxicThe roots of Rumex hymenosepalus contain oxalates, which can lead to mild gastrointestinal distress and potential kidney issues if consumed in large quantities. The oxalates bind with calcium, forming crystals that can irritate the digestive tract and, in severe cases, contribute to kidney stone formation.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Rumex hymenosepalus edible?
A: The roots are sometimes used for making a natural red dye, but the plant is not commonly consumed as food.
Q: How does this plant grow?
A: It thrives in arid and semi-arid regions, preferring full sun and well-drained soil.
Q: Does it attract wildlife?
A: Yes, it is known to attract bees and butterflies due to its flowers.
Quick Reference
| Family: | Polygonaceae |
| Care: | moderate |
| Light: | full sun |
| Water: | every 7–10 days during activ |
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