Marsh Buttercup
ranunculus paludosus
Also known as: ["Marsh Crowfoot","Swamp Buttercup"]
Overview
A perennial herbaceous plant native to wetland habitats, characterized by its yellow flowers and divided leaves.
Benefits & Perks
["wildlife attractant (bees, butterflies, birds)","disease resistant"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Ranunculales |
| Family: | Ranunculaceae |
| Genus: | Ranunculus |
| Botanical Name: | Ranunculus paludosus |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: moist meadows, stream banks, or shaded garden beds
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"5–30°C"}
- Hardiness: {"zones":"7–10"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Rich, well-draining soil with organic matter; cactus mix amended with compost works well.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: As needed throughout the growing season; lightly prune after flowering.
- Pruning Intensity: Light to moderate; avoid heavy pruning unless necessary to control size.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; partial shade during peak afternoon sun.
Sunlight Tolerance Tips:
Acclimate gradually to intense light; protect from direct midday sun to avoid scorching; adjust placement based on indoor/outdoor conditions.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
partial shade to full sun
Rotate plant weekly for even growth; use sheer curtains to filter harsh light; avoid direct sun in summer.
Watering
every 7–10 days, allowing soil to dry slightly between waterings
Water thoroughly but allow soil to dry slightly between waterings; avoid waterlogging.
Soil
moist, well-draining, humus-rich soil
pH: Slightly acidic to neutral (pH 6.0–7.0).
Avoid heavy clay soils; ensure pots have drainage holes; topdress with compost annually.
Temperature
Prefers cool to moderate temperatures (60–75°F); tolerates mild frosts but not extreme heat.
Protect from drafts; maintain consistent temperatures; avoid placing near heat sources.
Fertilizing
every 4–6 weeks during active growth with a balanced liquid fertilizer
Fertilize after watering to prevent root burn; avoid over-fertilizing; flush soil occasionally to prevent salt buildup.
Propagation
Methods
Stem cuttings or division of tubers; stem cuttings are more common for home growers.
Step-by-Step Propagation Guide
- Take a 4–6 inch cutting.
- Remove lower leaves.
- Dip in rooting hormone.
- Plant in medium.
- Maintain humidity.
Best Time: Spring or early summer when the plant is actively growing.
Environment
High humidity (70–80%), indirect light, and warm temperatures (65–75°F).
Medium
Well-draining potting mix with perlite or sand; can also root in water initially.
Hormone
Rooting hormone is optional but recommended for faster rooting.
Timeline
Roots may appear in 2–4 weeks; new growth in 6–8 weeks.
Tools Needed
Pruning shears, rooting hormone, small pots, humidity dome or plastic bag.
Quick Tips
Use healthy, non-flowering stems; keep soil consistently moist but not waterlogged; provide gentle warmth.
Pruning & Repotting
Pruning Guide
Method
Pinch back stems or use clean cuts to remove dead or overgrown parts.
Pruning Plan
Remove spent flowers to encourage reblooming; trim leggy growth to maintain shape.
Tools
Pruning shears, sharp scissors, or fingers for pinching.
Checklist
Use clean tools; prune dead or yellowing leaves; remove spent flowers; shape as desired.
Repotting Guide
Best Season
Early spring before active growth begins.
Pot Size
One size up (e.g., from 4-inch to 6-inch pot); ensure good drainage.
Method
Gently remove plant; trim any dead roots; place in a slightly larger pot with fresh soil; water lightly.
Suggestions
Repot every 2–3 years or when roots fill the pot; beneficial for tuberous growth.
Checklist
Choose a clean pot; use fresh well-draining soil; handle tubers carefully; water after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture daily; water early morning; ensure proper drainage; adjust for seasons.
How to Apply Water Properly
Water at the base of the plant, ensuring even moisture reaches the root zone without wetting foliage; allow excess water to drain away.
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 sand for drainage; incorporate compost for fertility; ensure soil is loose and airy.
Temperature Stress Management
Signs of Temperature Issues
Wilting, yellowing leaves, or stunted growth in extreme heat; leaf drop or browning in cold stress.
Cold Stress
Slows growth and may cause root damage if temperatures drop below 50°F for extended periods.
Solution: Move to a warmer location; insulate roots with mulch; avoid overwatering in cold conditions.
Hot Stress
Leaves may scorch, wilt, or drop; growth may cease in temperatures above 85°F.
Solution: Provide shade during peak heat; increase humidity; water more frequently but avoid waterlogging.
Fertilizing Guide
Fertilizing Checklist
Check fertilizer label for ratios; dilute correctly; apply during growing season only; monitor for signs of over-fertilization.
Fertilizing Method
Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during active growth; cease in winter.
Common Problems & Solutions
Toxicity Warning
Cats
ToxicCats are susceptible to the toxic effects of Ranunculus paludosus, with protoanemonin causing significant irritation to the digestive system and skin. Ingestion can lead to severe discomfort and potential systemic toxicity.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
ToxicThe plant is toxic to dogs due to the presence of protoanemonin, which causes severe irritation to the gastrointestinal tract and skin. Systemic absorption can lead to more serious complications.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
ToxicRanunculus paludosus contains ranunculin, which upon enzymatic hydrolysis releases protoanemonin, a toxic irritant. Ingestion can cause severe gastrointestinal and dermal irritation, with potential systemic effects.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Ranunculus paludosus toxic to pets?
A: Yes, it is toxic to dogs and cats if ingested.
Q: Where does Ranunculus paludosus grow best?
A: It thrives in wetland habitats and moist soils.
Q: Does this plant attract wildlife?
A: Yes, it attracts bees, butterflies, and birds.
Quick Reference
| Family: | Ranunculaceae |
| Care: | moderate |
| Light: | partial shade to full sun |
| Water: | every 7–10 days, allowing so |
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