Cock's Head Vetchling

onobrychis caput-galli

Also known as: ["Cock's Head","Sainfoin"]

Family: Fabaceae Genus: Onobrychis Category: Herbs & Weeds

Overview

A perennial legume with spikes of pinkish-white flowers, native to Europe and Asia.

Benefits & Perks

["wildlife attractant (bees, butterflies, birds)","drought tolerant","edible fruits"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Fabales
Family: Fabaceae
Genus: Onobrychis
Botanical Name: Onobrychis caput-galli

Plant Characteristics

Basic Information
  • Category: Herbs & Weeds
  • Suitable Location: rock gardens, slopes, or open meadows
  • Suitable For:
    Wildlife Supporters Outdoor Landscapers Edible Gardeners
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"5–35°C"}
  • Hardiness: {"zones":"4–8"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, sandy loam with some organic matter.
Maintenance Level
  • Maintenance Level: low
  • Toughness Level: high
  • Pruning Frequency: As needed, typically after flowering or in early spring.
  • 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 midday sun; adjust placement based on seasonal light changes.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor soil conditions or improper watering.

Care Requirements

Care Difficulty
easy

moderate

Sunlight

full sun to partial shade

Rotate plant for even light exposure; use sheer curtains in intense sun; monitor for sunburn.

Watering

every 7–10 days during active growth, reduce in winter

Water thoroughly but infrequently; ensure proper drainage; avoid wetting foliage.

Soil

well-drained, sandy loam with moderate organic matter

pH: Slightly alkaline to neutral (pH 6.5–7.5).

Ensure soil dries between waterings; avoid heavy clay soils; amend with organic matter for nutrients.

Temperature

Prefers 60–75°F (15–24°C); tolerates cooler temperatures but avoids frost.

Avoid sudden temperature shifts; protect from drafts; maintain consistent warmth.

Fertilizing

every 4–6 weeks during growing season, none in winter

Apply fertilizer to moist soil to prevent root burn; flush soil occasionally to prevent salt buildup; stop fertilizing before dormancy.

Propagation

Methods

Seed or division; seeds germinate best after a period of cold stratification.

Step-by-Step Propagation Guide
  1. Sow seeds shallowly, keep moist.
  2. Divide clumps carefully, replant immediately.

Best Time: Spring or early autumn when temperatures are mild.

Environment

Warm (65–70°F), high humidity, and indirect light for seeds; division requires similar conditions to mature plants.

Medium

Well-draining seed starting mix or sandy loam.

Hormone

Not required for seeds; division does not need hormone.

Timeline

Seeds may take 2–4 weeks to germinate; division establishes quickly in 2–4 weeks.

Tools Needed

Seed trays, pruners, gloves, watering can

Quick Tips

Cold stratify seeds for better germination; divide plants when overcrowded to maintain vigor.

Pruning & Repotting

Pruning Guide
Method

Snip dead or weak stems at the base; shape lightly if desired.

Pruning Plan

Minimal pruning needed; focus on removing dead or damaged growth to maintain plant health.

Tools

Pruning shears, gloves

Checklist

Sanitize tools, prune dead growth, avoid over-pruning

Repotting Guide
Best Season

Early spring before new growth begins.

Pot Size

Move to a pot one size larger (1–2 inches wider in diameter).

Method

Remove plant gently, trim roots if crowded, replace with fresh soil mix, ensure good drainage.

Suggestions

Repot every 2–3 years or when roots fill the container; beneficial for mature plants to refresh soil.

Checklist

Choose appropriate pot, prepare new soil, handle roots carefully, water after repotting

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture, water deeply, ensure drainage, avoid foliage wetting

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.

Pro Tip: Use a watering can with a narrow spout to direct water precisely to the roots.
Watering Schedule Tips

Water deeply once the top inch of soil is 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, stunted growth, or premature flowering.

Cold Stress

Slows growth, may cause leaf drop or dieback if exposed to freezing temperatures.

Solution: Protect from frost with mulch or move to a sheltered location; avoid overwatering in cold.

Hot Stress

Leaves may wilt or scorch; growth may slow under prolonged high heat.

Solution: Provide shade during peak heat; increase watering frequency; ensure good air circulation.

Fertilizing Guide
Fertilizing Checklist

Use diluted fertilizer, apply during growing season, avoid winter feeding

Fertilizing Method

Use a balanced, water-soluble fertilizer diluted to half strength; fertilize every 4–6 weeks during growing season (spring/summer); avoid fertilizing in winter.

Common Problems & Solutions

Yellowing of leaves in Onobrychis caput-galli can indicate nutrient deficiencies, such as nitrogen or iron, or may be a response to environmental stressors like waterlogging or excessive sunlight.

Wilting in Onobrychis caput-galli is typically a sign of water stress, either due to drought conditions or root damage that impairs water uptake.

Leaf spots on Onobrychis caput-galli are commonly caused by fungal or bacterial infections, which can lead to defoliation and reduced photosynthetic capacity if left untreated.

Rotting, particularly root rot, in Onobrychis caput-galli is often caused by fungal pathogens in waterlogged soil, leading to decay of the root system and eventual plant death.

Toxicity Warning

Cats
Non-toxic

Onobrychis caput-galli is not known to be toxic to cats under normal circumstances.

⚡ Toxic If:

Not applicable

No specific precautions are required for cats.
Dogs
Non-toxic

Onobrychis caput-galli is not known to be toxic to dogs under normal circumstances.

⚡ Toxic If:

Not applicable

No specific precautions are required for dogs.
Humans
Non-toxic

Onobrychis caput-galli is not known to exhibit toxic properties to humans under normal circumstances.

⚡ Toxic If:

Not applicable

No specific precautions are required for human handling or consumption.

Frequently Asked Questions

Q: Is Onobrychis caput-galli edible?

A: Yes, it is used as forage for livestock and has some culinary uses.

Q: Does this plant attract wildlife?

A: Yes, it attracts bees, butterflies, and birds due to its nectar-rich flowers.

Q: How drought-tolerant is this plant?

A: It is highly drought-tolerant and thrives in dry, sunny conditions.

Quick Reference
Family: Fabaceae
Care: easy
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["wildlife supporters (attracts bees, butterflies, birds)","outdoor landscapers","edible gardeners"]
Get Expert Care Tips

Download the Plantious app for personalized care reminders and plant identification!

Google Play App Store
Share This Plant

Related Plants

Barrel Medic, Barrel Clover
View
Spiny Spurge
View
Danish Milk Vetch
View
Senna
View