Coastal Medick (Medicago littoralis)

Coastal Medick

Medicago littoralis

Low-growing ground cover with delicate yellow blooms, ideal for coastal gardens. Annual herbaceous flowering plant; common name: shore medick.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Requires full sun to partial shade; tolerates coastal salt spray and prolonged direct sunlight
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Watering Water when the top 2 cm of soil dries completely; avoid overwatering to prevent root rot
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Temperature Tolerates mild winter frost (down to 5°C) and warm summer temperatures up to 30°C
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Characteristics

  • Leaf: Trifoliate leaves with oval, finely toothed leaflets; glossy medium green foliage
  • Flower: Small, bright yellow pea-like blooms in compact axillary clusters
  • Stem: Slender, trailing stems that root at nodes to form continuous ground cover
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Horticulturist's Insider Field Notes (No AI Fluff)

The Golden 'Finger Test' Rule

Never water on a strict calendar. Stick your index finger 2 inches into the soil. If it feels cool and damp, wait 2–3 days. If bone dry, water thoroughly until it drains from the bottom holes.

Empty the Saucer After 20 Minutes

The #1 houseplant killer is water sitting in the catch tray. Stagnant runoff water starves roots of oxygen and causes root rot.

Turn the Pot Every 2 Weeks

Houseplants naturally lean toward the nearest window light. Give the pot a quarter-turn biweekly to maintain balanced, symmetrical architecture.

Wipe the Dust Away

Dust on leaves acts like a heavy sunshade. Gently wipe broad foliage with a damp cloth monthly to maximize photosynthesis and air purification.

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Care Guide

Watering

Keep soil evenly moist during active growth; avoid waterlogging

Fertilization

Apply diluted balanced liquid fertilizer every 2 weeks. Use a low-nitrogen fertilizer to prioritize flower production over foliage growth

Eggshell powder topdressing:Crush dried eggshells into fine powder; sprinkle lightly on soil surface and water in to release calcium gradually without causing soil pH imbalance
Pruning
  • Deadhead spent flower clusters to encourage extended blooming through early summer
  • Thin overcrowded stems to improve airflow and reduce fungal disease risk
  • Trim back entire plant after flowering to prevent excessive self-seeding if natural propagation is not desired
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Pet & Human Toxicity & Emergency Guide

🟢 Pet-Safe (Non-Toxic to Cats & Dogs)

Pet Safety Verified: According to clinical veterinary databases (ASPCA), Coastal Medick (Medicago littoralis) is non-toxic to both cats and dogs, making it an excellent choice for pet-friendly homes.

Pet Tolerance

Leaves, stems, and flowers contain no systemic toxins or hazardous oxalates; safe for curious puppies and kittens.

Mild Fiber Sensitivity

While non-toxic, excessive consumption of fibrous leaves may cause mild, temporary stomach upset or regurgitation.

Recommended Placement

Safe for low tables, living rooms, and active pet environments.

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Troubleshooting & Common Plant Problems

Quick diagnostic guide for common care issues affecting Coastal Medick (Medicago littoralis):

Yellowing Leaves

Most commonly caused by overwatering or poor drainage. Ensure topsoil dries out between waterings and check for root ventilation.

Brown or Crispy Leaf Tips

Low ambient humidity, hard tap water minerals, or direct midday sunburn. Increase humidity and use filtered water.

Drooping or Wilting Foliage

Indicates dehydration or root damage from prolonged waterlogging. Inspect soil moisture and root firmness.

Common Pests (Spider Mites, Aphids)

Dry indoor air encourages pests. Wipe leaves with a damp cloth and treat with insecticidal soap or neem oil.

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Propagation & Repotting Guide

  • Taking Cuttings: During active spring or summer growth, take a healthy 4–6 inch cutting just below a node using clean shears.
  • Rooting Medium: Place cuttings in fresh water or moist perlite mix in bright, indirect light; refresh water weekly.
  • Potting Up: Transplant into well-draining potting mix once roots reach 2 inches in length (typically 3–5 weeks).
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Seasonal Care Calendar

  • Spring & Summer (Active Growth): Water thoroughly as topsoil dries; apply diluted balanced fertilizer monthly; encourage steady growth.
  • Autumn (Transition): Gradually reduce watering frequency as daylight hours shorten; discontinue fertilization.
  • Winter (Dormancy): Water sparingly only when soil is mostly dry; protect from cold window drafts; keep in warm room.
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Frequently Asked Questions

How often should I water my Coastal Medick?

Water thoroughly when the top 1–2 inches of soil feel dry. In active growth (spring/summer), water every 1–2 weeks; reduce significantly in winter.

Where is the best indoor location for Coastal Medick?

Position in bright, filtered indirect light (e.g., near an east or south-facing window with sheer curtains). Avoid harsh direct midday sun.

Is Coastal Medick toxic to pets?

ASPCA: Non-toxic to cats; no documented adverse health effects

When should I repot my Coastal Medick?

Repot every 1–2 years in spring when roots outgrow the drainage holes or the soil depletes nutrients.

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Garden Uses & Culture

Culture: N/A

Usage: Coastal soil stabilization, low-maintenance ground cover, forage for small livestock

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