Grass-leaved Buttercup
ranunculus gramineus
Also known as: ["Grass-leaved Crowfoot","Grass-leaved Ranunculus"]
Overview
A small, herbaceous perennial with grass-like leaves and yellow flowers, native to Europe and parts of Asia.
Benefits & Perks
["wildlife attractant (bees, butterflies, birds)","aesthetic foliage"]
Botanical Classification
| Phylum: | Magnoliophyta |
| Class: | Magnoliopsida |
| Order: | Ranunculales |
| Family: | Ranunculaceae |
| Genus: | Ranunculus |
| Botanical Name: | Ranunculus gramineus |
Plant Characteristics
Basic Information
- Category: Flowers
- Suitable Location: rock gardens, borders, or containers in partial shade
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"0–30°C"}
- Hardiness: {"zones":"7–10"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Fast-draining to prevent root rot.
- Soil Type: Well-draining, loamy soil with added organic matter.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: As needed throughout the growing season; more frequently during peak bloom.
- Pruning Intensity: Light pruning; focus on tidiness and deadheading.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerates partial shade, especially in hot climates.
Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; 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 weekly for even growth; use sheer curtains to filter direct sun; avoid sudden light changes.
Watering
every 7–10 days during active growth, reduce in winter
Water deeply but infrequently to encourage deep roots; avoid waterlogging; adjust frequency based on season and weather.
Soil
well-draining, loamy soil with some organic matter
pH: Slightly acidic to neutral (pH 6.0–7.0).
Avoid heavy clay soils; ensure pots have drainage holes; test soil pH annually.
Temperature
Prefers cool to moderate temperatures (50–70°F or 10–21°C); thrives in spring/autumn conditions.
Avoid sudden temperature fluctuations; protect from frost; maintain consistent cool conditions for best growth.
Fertilizing
every 4–6 weeks during growing season
Apply fertilizer after watering to prevent root burn; stop feeding in fall to prepare for dormancy; use organic options for gentle nutrition.
Propagation
Methods
Division of rhizomes or stem cuttings in spring.
Step-by-Step Propagation Guide
- Divide rhizomes carefully.
- Prepare cuttings with 2–3 nodes.
- Plant in moist medium.
- Maintain humidity.
Best Time: Early spring when new growth begins.
Environment
Warm, humid, and bright indirect light; protect from direct sun.
Medium
Well-draining potting mix with perlite or sand.
Hormone
Optional, but can help with stem cuttings.
Timeline
Rhizome division may establish in weeks; stem cuttings take 3–6 weeks to root.
Tools Needed
Sharp knife, pruning shears, rooting hormone (optional), small pots.
Quick Tips
Keep cuttings out of direct sun; maintain consistent moisture; divide rhizomes when overcrowded.
Pruning & Repotting
Pruning Guide
Method
Snip off faded flowers just above a leaf node; trim yellowing foliage at the base.
Pruning Plan
Remove spent flowers and yellowing leaves to encourage continuous blooming and prevent disease.
Tools
Clean, sharp scissors or pruning shears.
Checklist
Check for dead or diseased parts; prune after flowering; sanitize tools between cuts.
Repotting Guide
Best Season
Early spring before active growth begins.
Pot Size
Increase pot size by 1–2 inches in diameter.
Method
Gently remove plant; trim any dead roots; repot in fresh, well-draining soil with a slightly larger pot.
Suggestions
Repot every 2–3 years or when roots fill the container; beneficial for rejuvenation.
Checklist
Check root bound status; use fresh soil; ensure good drainage; water lightly after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture before watering; 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; water early in the day to minimize fungal issues; ensure excess water drains away.
Watering Schedule Tips
Water moderately during active growth (spring/summer), allowing soil to dry slightly between waterings; reduce watering in fall/winter to prevent root rot.
Soil Improvement
Add perlite or coarse sand for drainage; incorporate compost for fertility; ensure soil is loose and airy.
Temperature Stress Management
Signs of Temperature Issues
Wilting, leaf yellowing, or stunted growth in extreme heat; root rot or leaf drop in cold, damp conditions.
Cold Stress
Low temperatures can cause root damage or dormancy; prolonged cold may lead to death if not protected.
Solution: Provide frost protection in cold climates; ensure good drainage to prevent waterlogging; move potted plants indoors if temperatures drop below 40°F (4°C).
Hot Stress
Excessive heat can scorch leaves, cause wilting, or halt growth; may go dormant in extreme heat.
Solution: Provide shade during peak heat; increase humidity; water more frequently but avoid waterlogging.
Fertilizing Guide
Fertilizing Checklist
Check growth phase before fertilizing; dilute fertilizer correctly; apply to moist soil; avoid foliage contact.
Fertilizing Method
Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during active growth; avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
ToxicCats are susceptible to the toxic effects of Ranunculus gramineus, with ranunculin and protoanemonin causing severe irritation to the gastrointestinal tract and skin.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Dogs
ToxicThe plant is toxic to dogs due to the presence of ranunculin and protoanemonin, which can cause significant gastrointestinal upset and skin irritation upon contact.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Humans
ToxicRanunculus gramineus contains ranunculin, which upon enzymatic hydrolysis releases protoanemonin, a toxic irritant. Ingestion can cause severe gastrointestinal and dermal irritation due to its volatile oil content.
⚠️ Symptoms:
🌿 Toxic Parts:
⚡ Toxic If:
if eaten
Frequently Asked Questions
Q: Is Ranunculus gramineus toxic to pets?
A: Yes, it is toxic to dogs and cats.
Q: What are the typical care requirements for this plant?
A: It requires moderate care, including well-drained soil and partial sunlight.
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 during activ |
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